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2026-05-26 - 04:59
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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 May 26, 2026 00:43:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3222011993128,2cyclictest0-21swapper/320:15:003
322201199262,20cyclictest3451197-21apt-get22:55:113
322201199261,21cyclictest3379942-21apt-get21:45:123
322199799262,22cyclictest3267750-21apt-get19:55:120
3221997992621,3cyclictest3369811-21apt-get21:35:120
322199799260,24cyclictest3360211-21ps21:25:170
322201199251,21cyclictest3430958-21apt-get22:35:103
322201199251,20cyclictest0-21swapper/323:50:113
322200799252,3cyclictest3517767-21apt-get00:00:122
322200799251,21cyclictest3466315-21apt-get23:10:122
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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