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2026-03-18 - 11:15
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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 Wed Mar 18, 2026 00:44:05)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71640rcu_preempt0-21swapper/121:43:201
71640rcu_preempt0-21swapper/121:43:201
71640rcu_preempt0-21swapper/121:43:201
71500rcu_preempt0-21swapper/123:30:181
71500rcu_preempt0-21swapper/123:30:181
46050450irq/122-QManpo3568-2110:48:550
71440rcu_preempt0-21swapper/321:22:293
71440rcu_preempt0-21swapper/321:22:293
71440rcu_preempt0-21swapper/321:22:293
71440rcu_preempt0-21swapper/100:25:511
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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