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2026-05-07 - 09:27
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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 May 07, 2026 00:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71660rcu_preempt0-21swapper/219:23:102
71660rcu_preempt0-21swapper/219:23:102
71500rcu_preempt0-21swapper/022:28:010
71500rcu_preempt0-21swapper/022:28:010
71500rcu_preempt0-21swapper/022:28:010
71450rcu_preempt10697-21sh22:17:300
71450rcu_preempt10697-21sh22:17:300
71450rcu_preempt10697-21sh22:17:300
71450rcu_preempt0-21swapper/022:27:270
71450rcu_preempt0-21swapper/022:27:270
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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