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2026-01-11 - 01:38
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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 Sun Jan 11, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181514699268238,18cyclictest1891750-21kworker/u2:200:00:100
189751222470,3chrt1897509-21ntpq00:05:490
181514699246218,17cyclictest1830909-21kworker/u2:020:15:320
181514699246217,18cyclictest1887569-21kworker/u2:123:30:320
181514699243213,18cyclictest1862068-21kworker/u2:022:00:380
181514699241212,18cyclictest1817953-21kworker/u2:019:50:370
181514699238210,17cyclictest1852764-21kworker/u2:121:30:330
181514699238210,17cyclictest1817953-21kworker/u2:019:35:370
181514699238209,17cyclictest1833251-21kworker/u2:220:25:310
181514699236208,17cyclictest1852764-21kworker/u2:121:25:330
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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