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2026-05-27 - 21:43
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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 May 27, 2026 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
74502220,0irq/46-4a1000009136-1kworker/u3:207:02:080
18782999360,0cyclictest0-21swapper11:09:050
18782999259,0cyclictest0-21swapper08:34:330
18782999159,0cyclictest0-21swapper08:19:210
18782999159,0cyclictest0-21swapper07:04:440
18782999156,0cyclictest0-21swapper07:34:320
18782999057,0cyclictest0-21swapper07:19:190
18782999056,0cyclictest0-21swapper11:59:130
18782999056,0cyclictest0-21swapper08:39:240
18782998957,0cyclictest0-21swapper09:39:160
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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