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2026-08-11 - 06:06
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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 Tue Aug 11, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8829399290,28cyclictest1-21systemd20:05:000
88304992824,2cyclictest0-21swapper/300:15:173
8830499272,21cyclictest314124-21apt-get22:50:143
8830499272,21cyclictest241756-21apt-get21:40:133
8830499260,24cyclictest426844-21cron00:40:003
88293992621,3cyclictest109276-21apt-get19:30:130
88304992519,3cyclictest149851-21apt-get20:10:113
8830499251,21cyclictest365344-21apt-get23:40:123
8829999253,21cyclictest236436-21idleruntime-cro21:35:002
8829999251,21cyclictest165462-21apt-get20:25:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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