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2026-03-15 - 17:39
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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 rack7slot8.osadl.org (updated Sun Mar 15, 2026 13:44:17)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3247022246155,1732sleep032408-21kworker/0:307:09:120
326369911491,14cyclictest0-21swapper/007:10:040
1888821075,13sleep018923-21cat12:35:430
2336421015,11sleep023366-21fw_forwarded_lo08:40:270
57432976,12sleep05773-21find09:35:490
106672975,12sleep010705-21mailstats09:55:470
32636999553,26cyclictest101ktimersoftd/009:27:090
158942945,13sleep00-21swapper/012:25:120
32636999354,23cyclictest0-21swapper/012:16:290
32636999332,41cyclictest0-21swapper/011:01:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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