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2025-12-10 - 08:02
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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 Dec 10, 2025 00:44:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
58301122610,3chrt582993-21ntpq23:16:480
60174722490,4chrt601740-21ntpq00:11:220
54888322460,3sleep0548886-21mailstats21:36:580
54162922430,3chrt541620-21ntpq21:15:560
58596522400,3chrt585962-21ssh23:25:290
58059822370,4chrt580599-21latency_hist23:10:110
57227322320,2sleep0572274-21sh22:45:310
51337822290,2chrt513379-21ntpq19:35:510
58411322210,3chrt584110-21ssh23:20:150
60433722120,3chrt604335-21ssh00:19:200
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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