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2025-12-11 - 12:29
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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 rack9slot4.osadl.org (updated Thu Dec 11, 2025 00:43:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
156239912144cyclictest25063-21/usr/sbin/munin12:11:300
15328111977sleep0-21swapper/111:40:441
156239911744cyclictest8851-21latency_hist14:16:020
156239911544cyclictest21830-21latency_hist12:00:580
156239911341cyclictest17429-21latency_hist13:31:010
156239911139cyclictest20390-21/usr/sbin/munin11:56:230
156239911042cyclictest29698-21latency_hist15:46:050
156239910942cyclictest32504-21sh14:56:010
156239910938cyclictest27489-21fschecks_count16:36:310
156239910839cyclictest7432-21grep16:01:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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