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2025-11-23 - 19:01
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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 Sun Nov 23, 2025 12:44:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
227882960,1sleep122787-21bash11:32:461
162152860,0sleep10-21swapper/112:19:061
277452650,1sleep127744-21bash12:05:201
289532600,0sleep028899-21sshd12:20:250
2410226027,18sleep30-21swapper/307:06:223
214992590,0sleep10-21swapper/112:38:081
150232590,1sleep315026-21bash10:55:273
33112570,1sleep21819-21runrttasks09:24:562
210552570,1sleep337-21rcuc/310:52:183
47282560,1sleep21819-21runrttasks10:19:002
154162550,1sleep215415-21sshd11:39:452
110442550,1sleep311040-21sshd09:17:283
2418425428,22sleep10-21swapper/107:07:261
46472530,1sleep00-21swapper/012:06:230
41062530,0sleep24071-21sshd11:50:152
320922530,1sleep30-21swapper/312:17:123
308092530,1sleep330810-21sshd10:14:083
230052530,0sleep10-21swapper/110:05:141
41862520,1sleep14178-21sshd11:22:301
41862520,1sleep14178-21sshd11:22:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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