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2024-07-16 - 08:18
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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 20 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
64459910649053480,53010cyclictest0-21swapper10:58:040
64459910648753462,53025cyclictest0-21swapper12:03:430
64459910647853472,53006cyclictest0-21swapper10:25:440
64459910646253451,53011cyclictest0-21swapper11:05:060
64459910642253429,52993cyclictest0-21swapper09:37:000
64459910642053429,52991cyclictest0-21swapper10:14:010
64459910641553387,53028cyclictest0-21swapper11:48:480
64459910641053452,52958cyclictest0-21swapper07:15:190
64459910627453382,52799cyclictest0-21swapper08:45:450
64459910625053410,52749cyclictest0-21swapper08:22:290
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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