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2024-04-16 - 21:47
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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 rackaslot0.osadl.org (updated Tue Apr 16, 2024 12:44:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3129721170,0sleep231298-21bash11:46:082
272802900,0sleep30-21swapper/309:16:293
140612840,0sleep015464-21diskmemload09:30:160
2236926625,28sleep00-21swapper/007:08:570
187952660,1sleep00-21swapper/012:23:470
263062630,0sleep10-21swapper/112:15:391
12572630,1sleep11784-21runrttasks12:10:341
166252610,0sleep30-21swapper/310:53:483
166252610,0sleep30-21swapper/310:53:483
39932600,1sleep30-21swapper/309:41:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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