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2026-04-16 - 10:30
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 100 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 rack4slot4.osadl.org (updated Thu Apr 16, 2026 00:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71720rcu_preempt7885-1kworker/3:2H00:02:333
71720rcu_preempt7885-1kworker/3:2H00:02:333
71720rcu_preempt7885-1kworker/3:2H00:02:333
284822640sleep246450irq/118-QMan10:48:552
284822640sleep246450irq/118-QMan10:48:552
46050490irq/122-QManpo24445-2110:48:550
46050490irq/122-QManpo24445-2110:48:550
71450rcu_preempt0-21swapper/022:19:390
71450rcu_preempt0-21swapper/022:19:390
71450rcu_preempt0-21swapper/022:19:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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