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2025-07-10 - 18:59
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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 Jul 10, 2025 12:52:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71660rcu_preempt0-21swapper/109:47:171
71660rcu_preempt0-21swapper/109:47:171
71630rcu_preempt0-21swapper/311:37:103
71630rcu_preempt0-21swapper/311:37:103
71590rcu_preempt0-21swapper/309:39:263
71590rcu_preempt0-21swapper/309:39:263
71590rcu_preempt0-21swapper/309:39:263
46050510irq/122-QManpo30956-2109:24:360
46050510irq/122-QManpo30956-2109:24:360
46050510irq/122-QManpo30956-2109:24:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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