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2026-06-01 - 19:14
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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 Mon Jun 01, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
67777993412,21cyclictest0-21swapper/107:30:001
67780993017,2cyclictest287432-21munin-plugin-st10:45:002
67780993017,2cyclictest287432-21munin-plugin-st10:45:002
6778099301,21cyclictest129491-21apt-get08:10:122
67780992819,7cyclictest67998-21apt-get07:10:132
67780992816,2cyclictest83687-21irqcore07:25:172
67780992816,2cyclictest363671-21idleruntime-cro12:00:002
6778099281,2cyclictest221014-21apt-get09:40:122
6778099280,20cyclictest0-21swapper/210:03:002
67780992718,7cyclictest332980-21systemd-run11:30:002
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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