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2026-08-07 - 05:44
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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 Fri Aug 07, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
44071299281,24cyclictest713327-21irqcore23:35:162
44070799270,3cyclictest579387-21idleruntime-cro21:24:590
44071299261,21cyclictest523464-21apt-get20:30:122
44071599252,20cyclictest774309-21apt-get00:35:133
440715992520,4cyclictest500-21dbus-daemon23:24:593
440715992520,3cyclictest753992-21apt-get00:15:143
44071599251,21cyclictest440923-21apt-get19:10:113
44071599251,21cyclictest440923-21apt-get19:10:113
44071599250,23cyclictest625818-21grep22:10:173
44071299251,21cyclictest671377-21apt-get22:55:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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