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2026-05-11 - 14:58
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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 May 11, 2026 00:43:43)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2898247995250,1cyclictest2913445-21fwupd19:25:011
289824599301,4cyclictest2949391-21cron20:00:000
289824599287,2cyclictest2964605-21idleruntime-cro20:15:000
289824599281,22cyclictest3128762-21apt-get22:55:030
2898245992725,1cyclictest0-21swapper/020:45:260
289825399262,20cyclictest3020761-21apt-get21:10:113
2898253992620,3cyclictest3077742-21apt-get22:05:123
2898250992622,2cyclictest3194355-21cron00:00:012
289824599262,3cyclictest3087875-21apt-get22:15:130
289824599262,3cyclictest2929368-21apt-get19:40:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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