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2026-07-26 - 05:16
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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 Sun Jul 26, 2026 00:44:20)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71520rcu_preempt0-21swapper/223:59:512
71520rcu_preempt0-21swapper/223:59:512
1599480migration/019706-21taskset19:10:300
1599480migration/019706-21taskset19:10:300
1599480migration/019706-21taskset19:10:300
1599480migration/019706-21taskset19:10:300
47572460chrt46050irq/122-QMan10:48:550
47572460chrt46050irq/122-QMan10:48:550
47572460chrt46050irq/122-QMan10:48:550
71440rcu_preempt1668-1kworker/3:1H22:09:353
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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