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2026-08-24 - 17:27
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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 Aug 24, 2026 12:44:02)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74506810,0irq/46-4a100000204842sleep007:05:340
7350970,0irq/45-4a10000032681-21wget09:19:320
20976999359,0cyclictest0-21swapper09:05:080
20976999259,0cyclictest0-21swapper07:29:530
7350910,0irq/45-4a10000027051-1kworker/u3:210:40:010
20976999156,0cyclictest0-21swapper10:10:190
20976999069,0cyclictest0-21swapper08:25:150
20976999058,0cyclictest0-21swapper11:25:060
20976999058,0cyclictest0-21swapper08:55:120
20976999057,0cyclictest0-21swapper10:49:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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