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2024-04-19 - 03:04
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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 Thu Apr 18, 2024 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
201042930,0sleep10-21swapper/109:24:201
1860926927,28sleep10-21swapper/107:06:421
260442610,1sleep326042-21sshd12:02:383
82792600,1sleep28277-21bash10:31:192
62222570,1sleep010-21rcuc/011:37:120
209272570,1sleep20-21swapper/212:32:382
89762560,0sleep00-21swapper/010:12:370
212002560,0sleep20-21swapper/210:19:502
167532560,0sleep228-21rcuc/212:05:262
162832560,1sleep00-21swapper/012:29:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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