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2026-08-08 - 06:04
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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 Sat Aug 08, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
350120499351,31cyclictest3813760-21apt-get00:15:120
350120499351,31cyclictest3813760-21apt-get00:15:120
350120499301,21cyclictest0-21swapper/020:15:130
350120499301,20cyclictest3808004-21sh00:10:000
350120499300,2cyclictest3741955-21cron23:05:010
350121399271,24cyclictest0-21swapper/300:15:123
350121399271,24cyclictest0-21swapper/300:15:123
350121399270,1cyclictest3741958-21ls23:05:013
3501204992719,7cyclictest0-21swapper/020:30:110
3501204992717,9cyclictest3707081-21ps22:30:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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