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2026-03-23 - 03:15
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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 Mon Mar 23, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71680rcu_preempt0-21swapper/321:22:583
71680rcu_preempt0-21swapper/321:22:583
71680rcu_preempt0-21swapper/321:22:583
46050470irq/122-QManpo31549-2110:48:550
46050470irq/122-QManpo31549-2110:48:550
46050470irq/122-QManpo31549-2110:48:550
71460rcu_preempt0-21swapper/023:28:520
71460rcu_preempt0-21swapper/023:28:520
71420rcu_preempt0-21swapper/122:21:581
71420rcu_preempt0-21swapper/122:21:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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