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2026-06-15 - 01:15
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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 Jun 14, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2322267993118,11cyclictest2623190-21idleruntime-cro12:05:013
232226799300,3cyclictest2638740-21cron12:20:013
232225999308,20cyclictest0-21swapper/108:55:001
2322267992719,6cyclictest2562303-21apt-get11:05:123
232226799270,25cyclictest3777322-21systemd-journal07:50:003
2322267992620,4cyclictest2444584-21apt-get09:10:123
2322267992619,5cyclictest2490563-21apt-get09:55:133
232226799261,21cyclictest2582536-21apt-get11:25:133
232225999261,22cyclictest2362963-21apt-get07:50:121
232225999260,24cyclictest2398206-21cron08:25:001
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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