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2026-06-25 - 23:20
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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 Jun 25, 2026 12:44:21)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71630rcu_preempt0-21swapper/312:43:213
71630rcu_preempt0-21swapper/312:43:213
71630rcu_preempt0-21swapper/312:43:213
46050520irq/122-QManpo31711-210
46050520irq/122-QManpo31711-210
71470rcu_preempt0-21swapper/312:11:273
71470rcu_preempt0-21swapper/312:11:273
71470rcu_preempt0-21swapper/312:11:273
46450470irq/118-QManpo30451-212
46450470irq/118-QManpo30451-212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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