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2026-08-11 - 23:18
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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 Tue Aug 11, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502340,0irq/46-4a10000012879-1kworker/u3:107:07:390
14086999758,0cyclictest0-21swapper08:05:220
14086999359,0cyclictest0-21swapper10:55:240
14086999258,0cyclictest0-21swapper08:35:280
14086999158,0cyclictest0-21swapper07:15:470
14086999157,0cyclictest0-21swapper11:10:300
7350900,0irq/45-4a10000024915-1kworker/u3:009:17:190
14086999056,0cyclictest0-21swapper12:05:190
14086999056,0cyclictest0-21swapper10:25:370
14086999056,0cyclictest0-21swapper09:45:230
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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