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2026-04-16 - 23:30
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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 Apr 16, 2026 12:44:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71530rcu_preempt0-21swapper/212:23:332
71530rcu_preempt0-21swapper/212:23:332
71530rcu_preempt0-21swapper/212:23:332
1912199488cyclictest27201-21ssh09:23:381
1912199488cyclictest27201-21ssh09:23:381
46050470irq/122-QManpo18290-2110:48:550
46050470irq/122-QManpo18290-2110:48:550
71460rcu_preempt0-21swapper/209:24:192
71460rcu_preempt0-21swapper/209:24:192
19121994517cyclictest11619-21munin-run08:42:201
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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