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2024-09-20 - 18:59
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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 rack5slot0.osadl.org (updated Fri Sep 20, 2024 12:44:49)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1578921460,0sleep215790-21bash11:01:062
2724221390,2sleep01933199cyclictest10:58:560
1436221390,2sleep01933199cyclictest10:36:080
2918721320,1sleep129188-21sshd11:30:351
298832970,1sleep029826-21sshd09:27:150
84022940,1sleep30-21swapper/311:00:193
108902940,1sleep20-21swapper/211:42:422
66722920,2sleep26668-21rm10:56:332
318682910,0sleep00-21swapper/011:37:590
278892890,2sleep127887-21sshd10:30:281
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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