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2026-03-25 - 14:00
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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 Wed Mar 25, 2026 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502580,0irq/46-4a1000002796-1kworker/u3:007:01:410
51909913871,0cyclictest0-21swapper12:16:530
51909913151,0cyclictest0-21swapper07:32:090
5190999371,0cyclictest0-21swapper11:52:110
5190999354,0cyclictest0-21swapper11:57:080
5190999259,0cyclictest0-21swapper09:57:160
5190999258,0cyclictest0-21swapper10:27:090
5190999257,0cyclictest0-21swapper11:42:080
5190999257,0cyclictest0-21swapper07:42:160
5190999159,0cyclictest0-21swapper08:46:500
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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