Results / pub_qos1_fixed_v5_props

pub_qos1_fixed_v5_props

At 2,000 QoS 1 msgs/s with four PUBLISH properties, what does publishing cost?

pub · QoS 1 · 256 B · 2,000 msgs/s · MQTTv5 · realistic properties · how it is wired

client

valid

p50 ↓

p99 ↓

p99.9 ↓

max ↓

lag p99 ↓

CPU / msg ↓

peak RSS ↓

ctx sw / 1k ↓

gmqtt 0.7.0 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

152 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

1,147 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

3,187 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

1,409 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

136 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

22.5 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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

412

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	672 µs / 1,409 µs / 4,239 µs
due in window, never published	2
CPU user / sys per msg	105 µs / 33.1 µs
CPU (share of a core)	27.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
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	19,998
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	705 µs / 1,409 µs / 3,990 µs
due in window, never published	2
CPU user / sys per msg	95.6 µs / 37.5 µs
CPU (share of a core)	26.6 %
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 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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 16000
schedule lag p50 / p99 / max	672 µs / 1,409 µs / 2,713 µs
due in window, never published	1
CPU user / sys per msg	99.4 µs / 36.9 µs
CPU (share of a core)	27.2 %
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 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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.11 cores busy outside the client, peer and broker

zmqtt 0.2.4 asyncio experimental

3/3

113 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

3,415 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

1,933 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

273 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

25.8 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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

216

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	16002 / 16001
schedule lag p50 / p99 / max	934 µs / 1,933 µs / 2,245 µs
due in window, never published	1
CPU user / sys per msg	247 µs / 25.6 µs
CPU (share of a core)	54.5 %
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 16002 of 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.12 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 / 16001
schedule lag p50 / p99 / max	901 µs / 1,868 µs / 2,164 µs
due in window, never published	1
CPU user / sys per msg	239 µs / 34.4 µs
CPU (share of a core)	54.6 %
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 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 16003 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.16 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	16000 / 16000
schedule lag p50 / p99 / max	999 µs / 1,933 µs / 3,824 µs
due in window, never published	1
CPU user / sys per msg	236 µs / 30.6 µs
CPU (share of a core)	53.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.18 cores busy outside the client, peer and broker

awscrt 0.37.0 crt_event_loop native

3/3

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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

201 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

2,064 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

3,634 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

967 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

118 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

26.7 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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

500

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	16000 / 16002
schedule lag p50 / p99 / max	541 µs / 967 µs / 2,038 µs
due in window, never published	1
CPU user / sys per msg	106 µs / 11.9 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
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	15999 / 16001
schedule lag p50 / p99 / max	541 µs / 639 µs / 2,064 µs
due in window, never published	1
CPU user / sys per msg	73.8 µs / 45.0 µs
CPU (share of a core)	23.8 %
threads	6

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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.11 of its core
host_quiet: 0.00 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	15998 / 16000
schedule lag p50 / p99 / max	573 µs / 737 µs / 2,629 µs
due in window, never published	2
CPU user / sys per msg	82.5 µs / 35.0 µs
CPU (share of a core)	23.5 %
threads	6

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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

258 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

1,606 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

3,186 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

26.7 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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

351

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 / 16000
schedule lag p50 / p99 / max	803 µs / 1,475 µs / 3,312 µs
due in window, never published	1
CPU user / sys per msg	132 µs / 21.2 µs
CPU (share of a core)	30.8 %
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
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.17 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	16000 / 16000
schedule lag p50 / p99 / max	770 µs / 1,475 µs / 2,748 µs
due in window, never published	3
CPU user / sys per msg	127 µs / 23.8 µs
CPU (share of a core)	30.1 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19997 payloads had an unexpected length
properties_delivered: 19997 of 19997 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.14 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 / 16002
schedule lag p50 / p99 / max	836 µs / 1,475 µs / 2,223 µs
due in window, never published	2
CPU user / sys per msg	135 µs / 16.9 µs
CPU (share of a core)	30.4 %
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
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.13 cores busy outside the client, peer and broker

paho 2.1.0 sync

3/3

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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

336 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

1,999 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

3,746 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

901 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

198 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

25.8 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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

501

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 / 16001
schedule lag p50 / p99 / max	516 µs / 573 µs / 1,999 µs
due in window, never published	1
CPU user / sys per msg	118 µs / 83.7 µs
CPU (share of a core)	40.4 %
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
properties_delivered: 19999 of 19999 messages carried user properties
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	19,998
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	516 µs / 606 µs / 1,320 µs
due in window, never published	2
CPU user / sys per msg	181 µs / 16.9 µs
CPU (share of a core)	39.6 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 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	16000 / 16000
schedule lag p50 / p99 / max	573 µs / 901 µs / 1,833 µs
due in window, never published	2
CPU user / sys per msg	108 µs / 90.0 µs
CPU (share of a core)	39.5 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.00 cores busy outside the client, peer and broker

aiomqtt 2.5.1 asyncio

3/3

573 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

2,556 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

4,195 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

2,064 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

375 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

27.2 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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

461

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	16000 / 16000
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,495 µs
due in window, never published	1
CPU user / sys per msg	346 µs / 24.4 µs
CPU (share of a core)	74.2 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.22 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 / 16001
schedule lag p50 / p99 / max	836 µs / 2,163 µs / 3,743 µs
due in window, never published	2
CPU user / sys per msg	359 µs / 20.0 µs
CPU (share of a core)	75.9 %
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 15999 of 15999 offered in the window
payloads_intact: 0 of 19998 payloads had an unexpected length
properties_delivered: 19998 of 19998 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.20 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	16000 / 15998
schedule lag p50 / p99 / max	868 µs / 2,064 µs / 2,592 µs
due in window, never published	1
CPU user / sys per msg	349 µs / 26.2 µs
CPU (share of a core)	75.0 %
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 16000 of 16000 offered in the window
payloads_intact: 0 of 19999 payloads had an unexpected length
properties_delivered: 19999 of 19999 messages carried user properties
broker_headroom: broker used 0.10 of its core
host_quiet: 0.21 cores busy outside the client, peer and broker

aiomqtt3 3.0.0a1 asyncio experimental

—

unsupported

amqtt 0.12.1 asyncio

—

unsupported

pub_qos1_fixed_v5_props

Latency by percentile