Results / pub_fanout_fixed

pub_fanout_fixed

At 2,000 QoS 1 msgs/s spread over 1,000 topics, what does publishing cost?

pub · QoS 1 · 256 B · 2,000 msgs/s · MQTTv311 · 1,000 topics · how it is wired

client

valid

p50 ↓

p99 ↓

p99.9 ↓

max ↓

lag p99 ↓

CPU / msg ↓

peak RSS ↓

ctx sw / 1k ↓

amqtt 0.12.1 asyncio

3/3

100 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

143 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

1,671 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

3,349 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

2,163 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

299 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

29.4 MiB

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

192

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16000 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 3,849 µs
due in window, never published	2
CPU user / sys per msg	268 µs / 28.1 µs
CPU (share of a core)	59.3 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,329 µs
due in window, never published	1
CPU user / sys per msg	276 µs / 22.5 µs
CPU (share of a core)	59.7 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16002 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,384 µs
due in window, never published	2
CPU user / sys per msg	274 µs / 26.9 µs
CPU (share of a core)	60.2 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

zmqtt 0.2.4 asyncio experimental

3/3

100 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

143 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

1,343 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

3,425 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

1,868 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

295 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

25.9 MiB

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

195

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 2,361 µs
due in window, never published	1
CPU user / sys per msg	262 µs / 33.1 µs
CPU (share of a core)	59.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 16000
schedule lag p50 / p99 / max	803 µs / 1,868 µs / 3,860 µs
due in window, never published	2
CPU user / sys per msg	262 µs / 32.5 µs
CPU (share of a core)	58.9 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16001
schedule lag p50 / p99 / max	868 µs / 1,868 µs / 2,225 µs
due in window, never published	1
CPU user / sys per msg	265 µs / 24.4 µs
CPU (share of a core)	58.0 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16001 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

gmqtt 0.7.0 asyncio

3/3

104 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

160 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

1,475 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

3,639 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

1,343 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

123 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

22.6 MiB

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

463

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15998
schedule lag p50 / p99 / max	705 µs / 1,409 µs / 3,172 µs
due in window, never published	1
CPU user / sys per msg	85.0 µs / 39.4 µs
CPU (share of a core)	24.8 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16000 / 15999
schedule lag p50 / p99 / max	705 µs / 1,343 µs / 2,773 µs
due in window, never published	1
CPU user / sys per msg	86.9 µs / 35.0 µs
CPU (share of a core)	24.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16001
schedule lag p50 / p99 / max	672 µs / 1,343 µs / 2,834 µs
due in window, never published	1
CPU user / sys per msg	88.1 µs / 35.0 µs
CPU (share of a core)	24.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.19 cores busy outside the client, peer and broker

awscrt 0.37.0 crt_event_loop native

3/3

129 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

193 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

1,737 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

3,846 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

836 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

103 µs

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

26.8 MiB

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

500

run 1 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 836 µs / 2,637 µs
due in window, never published	2
CPU user / sys per msg	56.9 µs / 46.3 µs
CPU (share of a core)	20.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.06 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15998 / 16000
schedule lag p50 / p99 / max	541 µs / 836 µs / 2,744 µs
due in window, never published	2
CPU user / sys per msg	93.8 µs / 6.9 µs
CPU (share of a core)	20.1 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15998 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 3 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	15999 / 16001
schedule lag p50 / p99 / max	500 µs / 770 µs / 2,452 µs
due in window, never published	1
CPU user / sys per msg	56.9 µs / 50.6 µs
CPU (share of a core)	21.5 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.49 cores busy outside the client, peer and broker

mqttium 1.1.0 asyncio

3/3

152 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

242 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

1,343 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

3,837 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

1,409 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

148 µs

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

26.8 MiB

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

345

run 1 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16002
schedule lag p50 / p99 / max	770 µs / 1,409 µs / 3,771 µs
due in window, never published	1
CPU user / sys per msg	126 µs / 21.9 µs
CPU (share of a core)	29.6 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.15 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	737 µs / 1,409 µs / 3,149 µs
due in window, never published	3
CPU user / sys per msg	126 µs / 22.5 µs
CPU (share of a core)	29.6 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	15999 / 15999
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,360 µs
due in window, never published	2
CPU user / sys per msg	126 µs / 21.3 µs
CPU (share of a core)	29.5 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 15999 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.10 cores busy outside the client, peer and broker

paho 2.1.0 sync

2/3

184 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

258 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

1,737 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

3,946 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

999 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

162 µs 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

25.8 MiB 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

507 2/3 valid

run 1 · attempt 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 934 µs / 2,731 µs
due in window, never published	1
CPU user / sys per msg	128 µs / 33.7 µs
CPU (share of a core)	32.4 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 15999
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,921 µs
due in window, never published	1
CPU user / sys per msg	98.1 µs / 63.1 µs
CPU (share of a core)	32.3 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core
host_quiet: 0.02 cores busy outside the client, peer and broker

run 3 · attempt 2 · invalid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16001 / 16000
schedule lag p50 / p99 / max	573 µs / 999 µs / 2,925 µs
due in window, never published	1
CPU user / sys per msg	53.7 µs / 106 µs
CPU (share of a core)	31.9 %
threads	2

host_quiet: 0.53 cores busy outside the client, peer and broker
worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.10 of its core

aiomqtt 2.5.1 asyncio

3/3

500 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

1,147 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

2,163 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

3,811 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

2,294 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

271 µs

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

27.3 MiB

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

470

run 1 · valid

client sent	19,997
client completed	19,997
broker received ($SYS)	19,997
broker sent ($SYS)	19,997
C sink received	19,997
in window: sent / delivered	15997 / 16002
schedule lag p50 / p99 / max	1,081 µs / 2,163 µs / 2,348 µs
due in window, never published	3
CPU user / sys per msg	251 µs / 20.0 µs
CPU (share of a core)	54.1 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19997 from the client; client sent 19997, completed 19997
broker_confirms_deliveries: broker sent 19997; peer received 19997
no_loss: client saw 19997 completions; peer received 19997
offered_rate_held: client published 15997 of 15999 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 2 · valid

client sent	19,999
client completed	19,999
broker received ($SYS)	19,999
broker sent ($SYS)	19,999
C sink received	19,999
in window: sent / delivered	16002 / 16000
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 4,636 µs
due in window, never published	1
CPU user / sys per msg	246 µs / 24.4 µs
CPU (share of a core)	54.2 %
threads	3

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19999 from the client; client sent 19999, completed 19999
broker_confirms_deliveries: broker sent 19999; peer received 19999
no_loss: client saw 19999 completions; peer received 19999
offered_rate_held: client published 16002 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

run 3 · valid

client sent	19,998
client completed	19,998
broker received ($SYS)	19,998
broker sent ($SYS)	19,998
C sink received	19,998
in window: sent / delivered	16001 / 15997
schedule lag p50 / p99 / max	1,081 µs / 2,294 µs / 2,632 µs
due in window, never published	2
CPU user / sys per msg	255 µs / 19.4 µs
CPU (share of a core)	54.9 %
threads	2

worker_completed: worker reported its counts
peer_completed: peer reported its counts
broker_counters_read: fresh $SYS reading before and after the run
broker_confirms_client_publishes: broker received 19998 from the client; client sent 19998, completed 19998
broker_confirms_deliveries: broker sent 19998; peer received 19998
no_loss: client saw 19998 completions; peer received 19998
offered_rate_held: client published 16001 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
broker_headroom: broker used 0.09 of its core
host_quiet: 0.22 cores busy outside the client, peer and broker

aiomqtt3 3.0.0a1 asyncio experimental

—

unsupported

pub_fanout_fixed

Latency by percentile