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2026-03-10 - 00:20
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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 09, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
171210399109101,6cyclictest1848101-21kworker/u4:13+events_unbound11:45:570
1712103999667,19cyclictest54-21kswapd011:25:100
1712104998677,7cyclictest1721019-21kworker/u4:6+events_unbound08:10:221
1712104998173,5cyclictest1856832-21kworker/u4:1+events_unbound12:05:591
1712104997361,9cyclictest1895292-21kworker/u4:5+events_unbound12:36:031
1712104997039,29cyclictest410-21systemd-logind10:41:021
1712104996960,6cyclictest1881793-21sh11:50:561
1712104996960,6cyclictest1848101-21kworker/u4:13+events_unbound11:15:011
1712104996940,26cyclictest1745450-21kworker/u4:7-rpciod09:15:351
1712104996862,4cyclictest1852454-21kworker/u4:0+events_unbound11:20:531
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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