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2026-04-12 - 00:17
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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 rack9slot4.osadl.org (updated Sat Apr 11, 2026 12:43:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
25259113473sleep0-21swapper/118:29:521
25491991135cyclictest92-21systemd-journal20:14:570
25491991134cyclictest74-21mmcqd/022:10:280
25491991113cyclictest27563-21grep18:35:310
25491991106cyclictest7503-21latency_hist20:59:560
25491991078cyclictest0-21swapper/023:59:500
25491991078cyclictest0-21swapper/023:59:500
254919910762cyclictest27669-21runrttasks22:04:000
25491991067cyclictest0-21swapper/022:55:260
25491991059cyclictest0-21swapper/023:29:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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