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2026-03-16 - 23:48
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 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 rack4slot2.osadl.org (updated Mon Mar 16, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73502160,0irq/45-4a1000006610-21kworker/0:207:02:100
12256999561,0cyclictest0-21swapper09:17:200
12256999555,0cyclictest0-21swapper11:42:200
12256999458,0cyclictest0-21swapper07:47:170
12256999271,0cyclictest0-21swapper10:32:290
12256999271,0cyclictest0-21swapper10:22:360
12256999259,0cyclictest0-21swapper07:22:010
12256999169,0cyclictest0-21swapper08:36:520
12256999159,0cyclictest0-21swapper09:32:080
12256999158,0cyclictest0-21swapper07:32:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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