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2026-05-02 - 07:10
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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 20 highest latencies:
System rackeslot4.osadl.org (updated Sat May 02, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
414612499271,23cyclictest261-21systemd-journal20:44:590
414613499261,21cyclictest114880-21apt-get21:50:113
414613499261,21cyclictest114880-21apt-get21:50:113
414612999260,23cyclictest109829-21runrttasks21:45:101
414613499251,21cyclictest272511-21apt-get00:25:113
414613499250,20cyclictest262400-21apt-get00:15:143
414613199252,20cyclictest211370-21apt-get23:25:122
4146131992521,3cyclictest114629-21idleruntime-cro21:50:012
414613199251,20cyclictest38395-21apt-get20:35:102
414612999252,21cyclictest186092-21apt-get23:00:141
414612999251,21cyclictest267459-21apt-get00:20:131
414612999251,21cyclictest251895-21apt-get00:05:181
414612999251,20cyclictest4151419-21apt-get19:15:111
414612999251,20cyclictest4151419-21apt-get19:15:111
414612999250,23cyclictest206063-21idleruntime-cro23:20:001
414612999250,21cyclictest0-21swapper/120:50:101
4146124992520,3cyclictest74300-21apt-get21:10:110
414612499251,22cyclictest69243-21apt-get21:05:110
414612499251,22cyclictest28311-21apt-get20:25:120
414612499251,20cyclictest0-21swapper/000:34:040
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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