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2024-04-18 - 00:47
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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 Wed Apr 17, 2024 12:44:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1102321060,0sleep211024-21sshd12:05:362
304362990,0sleep10-21swapper/110:13:411
108222920,1sleep010705-21sshd12:33:390
162572880,0sleep00-21swapper/012:28:580
318212680,1sleep331784-21sshd10:57:223
129442620,0sleep10-21swapper/110:02:511
312192610,1sleep131220-21sshd10:38:091
172112600,1sleep017208-21bash11:08:170
167422600,1sleep337-21rcuc/311:37:573
28462570,4sleep230-21ksoftirqd/209:49:382
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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