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2024-07-16 - 08:11
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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
Characteristics of the 10 highest latencies:
System rack6slot6 (updated Mon Jul 15, 2024 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
64459910712853481,53556cyclictest9-21ksoftirqd/010:17:420
64459910695153455,53496cyclictest0-21swapper11:20:200
64459910689553464,53333cyclictest2816-21gnome-power-man08:58:590
64459910678453452,53268cyclictest2526050irq/9-eth010:59:440
64459910677653481,53203cyclictest9-21ksoftirqd/009:17:040
64459910655053418,53068cyclictest9-21ksoftirqd/008:36:330
64459910652453442,53082cyclictest0-21swapper07:44:080
64459910652053443,53077cyclictest0-21swapper09:05:310
64459910651353480,53033cyclictest0-21swapper09:51:140
64459910650053465,53035cyclictest0-21swapper08:49:570
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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