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2026-04-20 - 06:46
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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 Sun Apr 19, 2026 23:31:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3109924670,2sleep121-21ksoftirqd/119:12:321
3109924670,2sleep121-21ksoftirqd/119:12:321
250999267260,5cyclictest20494-21find22:02:301
250999267260,5cyclictest20494-21find22:02:301
703821430,1sleep012-21ksoftirqd/021:57:290
703821430,1sleep012-21ksoftirqd/021:57:290
115021350,2sleep20-21swapper/221:53:202
115021350,2sleep20-21swapper/221:53:202
2527021320,8sleep227-21ksoftirqd/221:07:002
2026221320,2sleep30-21swapper/320:59:403
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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