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2026-03-16 - 11:38
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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 Mar 16, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
282755099142131,7cyclictest3019893-21kworker/u4:11+events_unbound00:15:131
2827549998880,5cyclictest53-21kswapd022:35:100
2827549998577,6cyclictest2896943-21kworker/u4:12+events_unbound22:26:440
2827550998173,6cyclictest2887838-21kworker/u4:18+events_unbound22:31:431
2827549998148,30cyclictest2922328-21/usr/sbin/munin22:20:380
2827549998148,30cyclictest2922328-21/usr/sbin/munin22:20:370
2827549997944,7cyclictest3018546-21sed00:10:210
2827549997668,5cyclictest2883236-21kworker/u4:0+events_unbound21:45:410
2827549997567,6cyclictest53-21kswapd023:35:010
282755099734,31cyclictest2877213-21ntpq21:30:241
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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