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2024-05-01 - 04:55
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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 30, 2024 12:44:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
321221080,0sleep33079-21sshd11:53:243
107482860,0sleep10-21swapper/111:00:211
37822660,1sleep119-21rcuc/112:31:561
150942590,2sleep32543499cyclictest11:43:063
116812570,1sleep11784-21runrttasks11:56:501
281422560,0sleep128137-21sshd09:44:171
26232560,1sleep21784-21runrttasks12:26:322
59872550,1sleep05986-21sshd12:32:070
237162550,0sleep123715-21sshd11:46:371
297272540,0sleep30-21swapper/311:24:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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