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2026-08-21 - 13:28
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rack3slot7.osadl.org (updated Fri Aug 21, 2026 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3140170ksoftirqd/014966-21kworker/0:018:57:260
14991170watchdog/020162-21sendmail_mailqu00:17:410
14991140watchdog/014770-21mailstats00:02:090
14991130watchdog/012560-21cstates20:22:410
14991100watchdog/026433-21cstates21:07:410
14991100watchdog/016542-21aten2.4_r3power22:22:170
14991090watchdog/021196-21cpu22:37:210
14991080watchdog/05885-21unixbench_singl21:47:210
14991080watchdog/02792-21runrttasks23:07:410
14991060watchdog/02792-21runrttasks20:46:290
14991060watchdog/010811-21sh23:47:370
14991040watchdog/07263-21ntp_offset21:52:170
1499970watchdog/028397-21runrttasks21:15:330
1499960watchdog/025141-21chrt19:18:480
1499950watchdog/030109-21idleruntime-cro21:21:570
1499950watchdog/02792-21runrttasks23:55:090
1499940watchdog/016423-21df00:07:170
1499930watchdog/07201-21df23:37:170
1499930watchdog/013192-21munin-node23:57:130
1499930watchdog/012048-21unixbench_singl22:07:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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