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2026-03-28 - 19:34
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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
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rack7slot2.osadl.org (updated Sat Mar 28, 2026 12:44:10)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
33524999910390,8cyclictest3466421-21kworker/u4:5+events_unbound11:01:020
3352499999645,9cyclictest3548136-21modprobe12:15:000
3352499999184,5cyclictest3430887-21kworker/u4:4+events_unbound10:05:510
3352499998980,6cyclictest3506126-21kworker/u4:2+events_unbound11:41:090
3352499998567,13cyclictest53-21kswapd009:50:100
3352499998273,7cyclictest3510555-21kworker/u4:7+events_unbound11:36:080
3352499998073,5cyclictest3375615-21kworker/u4:3+events_unbound09:25:460
3352499998072,6cyclictest3426318-21kworker/u4:13+events_unbound10:10:520
3352499998072,6cyclictest3426318-21kworker/u4:13+events_unbound10:10:520
3352500997865,6cyclictest3352435-21kworker/u4:4+events_unbound08:10:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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