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2026-05-05 - 21:10
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 20 highest latencies:
System rackaslot0.osadl.org (updated Tue May 05, 2026 12:44:28)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
112572950,0sleep010-21rcuc/012:30:570
322872830,0sleep00-21swapper/011:13:370
242352720,1sleep30-21swapper/310:36:143
272112630,1sleep027209-21sshd09:22:560
3112626023,9sleep20-21swapper/207:07:002
202112600,1sleep220193-21sshd10:38:442
152312600,1sleep115222-21sshd11:00:441
186552580,2sleep119-21rcuc/110:01:541
154922570,0sleep10-21swapper/110:52:221
105462570,0sleep10-21swapper/109:38:231
276672560,0sleep1201ktimersoftd/109:20:111
209752560,0sleep320976-21sshd09:50:423
156042560,1sleep01734-21runrttasks09:33:090
85582530,0sleep10-21swapper/112:08:071
42302520,0sleep34228-21bash12:16:093
3155725229,19sleep00-21swapper/007:09:110
135962520,0sleep213583-21sshd10:49:272
75572510,1sleep00-21swapper/011:31:110
3116225124,9sleep10-21swapper/107:07:101
198502510,0sleep30-21swapper/309:59:083
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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