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2026-06-12 - 12:47
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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 20 highest latencies:
System rack4slot1.osadl.org (updated Fri Jun 12, 2026 00:45:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
396121570,10sleep012-21ksoftirqd/019:25:390
396121570,10sleep012-21ksoftirqd/019:25:390
396121570,10sleep012-21ksoftirqd/019:25:390
219621290,3sleep10-21swapper/121:41:521
219621290,3sleep10-21swapper/121:41:521
1687621270,2sleep3321rcuc/320:00:433
1687621270,2sleep3321rcuc/320:00:433
1687621270,2sleep3321rcuc/320:00:433
1047021250,4sleep30-21swapper/321:11:523
1047021250,4sleep30-21swapper/321:11:523
3094821140,4chrt0-21swapper/019:10:400
3094821140,4chrt0-21swapper/019:10:400
244121140,3sleep30-21swapper/323:00:433
244121140,3sleep30-21swapper/323:00:433
244121140,3sleep30-21swapper/323:00:433
2254821090,4chrt0-21swapper/123:26:501
2254821090,4chrt0-21swapper/123:26:501
1495821070,3sleep30-21swapper/323:55:333
9262970,3sleep30-21swapper/321:40:373
9262970,3sleep30-21swapper/321:40:373
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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