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2026-05-07 - 09:13
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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 Thu May 07, 2026 00:43:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2925057994744,2cyclictest3082991-21fwupd21:44:522
292505199373,23cyclictest2981093-21sh20:05:000
292505199331,20cyclictest3123874-21apt-get22:25:110
2925051993219,12cyclictest3104066-21grep22:05:150
2925051993119,10cyclictest0-21swapper/021:10:160
2925051993118,12cyclictest3026579-21cron20:50:000
292505199301,1cyclictest2950934-21apt-get19:35:110
2925051992918,9cyclictest0-21swapper/023:50:120
292505199291,2cyclictest2930668-21apt-get19:15:110
2925051992820,6cyclictest0-21swapper/021:44:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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