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2026-05-03 - 17:17
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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 rackeslot4.osadl.org (updated Sun May 03, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2477433993218,12cyclictest2428908-21kworker/u8:0-ext4-rsv-conversion08:35:001
247743399290,19cyclictest0-21swapper/108:50:151
247743399281,20cyclictest0-21swapper/109:55:121
247743399280,2cyclictest1-21systemd08:00:001
247743399280,18cyclictest0-21swapper/109:15:111
2477433992719,6cyclictest2543735-21apt-get08:15:121
2477433992719,6cyclictest0-21swapper/107:50:121
2477433992718,8cyclictest2660674-21idleruntime-cro10:10:001
247743399271,21cyclictest0-21swapper/111:55:201
247743399270,20cyclictest0-21swapper/109:35:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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