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2025-11-03 - 04:28
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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 10 highest latencies:
System rack2slot0.osadl.org (updated Mon Nov 03, 2025 00:43:47)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
282932600,1sleep328288-21sshd21:48:553
24252580,0sleep22409-21bash22:44:012
53932560,0sleep30-21swapper/321:17:483
47162540,0sleep10-21swapper/122:47:301
208442530,1sleep320843-21grepconf.sh00:21:353
279842520,1sleep0111rcuc/000:18:440
248552510,0sleep00-21swapper/021:32:310
21582510,1sleep32160-21bash21:27:043
163442510,0sleep30-21swapper/322:51:513
155282510,0sleep00-21swapper/023:14:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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