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2026-04-27 - 00:03
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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, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of the 10 highest latencies:
System rackeslot4.osadl.org (updated Sun Apr 26, 2026 12:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1742983993834,2cyclictest1798975-21fwupd08:03:023
174298399320,23cyclictest1860962-21ps09:05:163
174298399310,29cyclictest2069255-21sh12:30:013
174298399301,2cyclictest0-21swapper/311:50:113
1742983992919,9cyclictest1922043-21systemd-run10:04:593
174298399290,20cyclictest0-21swapper/308:15:223
174298399281,25cyclictest2053183-21ntpq12:10:213
174298399281,21cyclictest0-21swapper/310:55:123
174298399280,2cyclictest0-21swapper/308:30:123
174297599281,25cyclictest1763199-21cron07:29:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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