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2026-04-06 - 20:07
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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 Mon Apr 06, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3111350997669,5cyclictest3113843-21kworker/u4:12+events_unbound07:45:021
3111349997566,6cyclictest3120263-21kworker/u4:19+events_unbound08:35:000
3111350997361,9cyclictest3140399-21sshd09:00:331
3111350997163,6cyclictest3175263-21kworker/u4:8+events_unbound10:00:421
3111350997162,6cyclictest3276835-21latency_hist11:45:021
3111350996960,7cyclictest3116424-21kworker/u4:14+events_unbound08:50:321
311135099693,57cyclictest3164609-21ssh09:35:191
3111349996962,5cyclictest3130493-21kworker/u4:13+events_unbound08:40:010
3111350996752,10cyclictest37-21kcompactd012:09:091
3111349996762,3cyclictest3162047-21kworker/u4:7+events_unbound09:50:400
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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