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2026-05-18 - 20:46
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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 May 18, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46050490irq/122-QManpo4095-2110:48:550
46050490irq/122-QManpo4095-2110:48:550
71480rcu_preempt0-21swapper/009:04:040
71480rcu_preempt0-21swapper/009:04:040
71480rcu_preempt0-21swapper/009:04:040
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt0-21swapper/312:03:273
71430rcu_preempt0-21swapper/312:03:273
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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