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2025-11-21 - 13:18
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack4slot1.osadl.org (updated Fri Nov 21, 2025 00:44:59)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1616321300,3sleep30-21swapper/300:00:473
1616321300,3sleep30-21swapper/300:00:473
2955921120,8sleep333-21ksoftirqd/323:02:073
2955921120,8sleep333-21ksoftirqd/323:02:073
1088121090,9sleep333-21ksoftirqd/323:54:563
1088121090,9sleep333-21ksoftirqd/323:54:563
1397321060,3sleep30-21swapper/321:29:443
2233021000,2sleep30-21swapper/319:21:013
2233021000,2sleep30-21swapper/319:21:013
46302940,3sleep30-21swapper/321:56:043
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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