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2026-03-30 - 09:58
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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 Mar 29, 2026 19:51:24)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
208722960,1sleep012-21ksoftirqd/019:32:020
208722960,1sleep012-21ksoftirqd/019:32:020
170432960,2sleep30-21swapper/319:22:043
245282650,2sleep024641-21switchtime19:42:040
245282650,2sleep024641-21switchtime19:42:040
130382580,2sleep011891-21ls19:12:050
246982560,1sleep227-21ksoftirqd/219:42:052
246982560,1sleep227-21ksoftirqd/219:42:052
257282550,3sleep00-21swapper/019:46:530
257282550,3sleep00-21swapper/019:46:530
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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