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2026-04-25 - 03:07
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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 Fri Apr 24, 2026 12:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3905055992925,3cyclictest61650irq/133-enp0s29f1:rx-008:05:120
3905061992725,1cyclictest0-21swapper/211:00:112
390505999272,21cyclictest4043291-21apt-get09:25:111
390505999272,21cyclictest4033159-21apt-get09:15:111
390505599275,20cyclictest3962020-21idleruntime-cro08:05:000
390505999262,20cyclictest12164-21apt-get12:05:111
390505999261,21cyclictest4007815-21apt-get08:50:091
390505999261,21cyclictest3977425-21apt-get08:20:111
3905064992521,2cyclictest516-21rs:main3
390506499251,20cyclictest0-21swapper/309:35:113
390506499250,23cyclictest4130336-21grep10:50:163
390506499250,22cyclictest27756-21taskset12:20:023
390506199252,21cyclictest4155149-21apt-get11:15:122
3905061992518,5cyclictest3951458-21awk07:55:002
390506199251,4cyclictest4170288-21apt-get11:30:122
390505999252,3cyclictest4038214-21apt-get09:20:111
390505999252,20cyclictest4089290-21apt-get10:10:111
390505999251,21cyclictest4023048-21apt-get09:05:121
390505999251,21cyclictest3987577-21apt-get08:30:091
390505999251,21cyclictest3982502-21apt-get08:25:111
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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