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2026-05-06 - 20:55
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack3slot2.osadl.org (updated Wed May 06, 2026 12:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
405115323410,3sleep04051151-21sshd07:06:460
405156099298269,19cyclictest29-21kswapd007:41:010
407206722820,2sleep022-21kcompactd008:21:240
405156099271240,19cyclictest4042429-21kworker/u2:007:45:210
409945622650,4chrt4099453-21ntpq10:00:360
405340922550,3chrt4053404-21ntpq07:15:360
405156099223191,20cyclictest4042429-21kworker/u2:007:37:500
406882322020,3sleep04068826-21grep08:10:390
405156099193161,19cyclictest4104582-21kworker/u2:011:00:030
413169121880,3chrt4131687-21ps11:56:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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