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2026-07-12 - 15:15
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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 Sun Jul 12, 2026 12:44:34)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71540rcu_preempt0-21swapper/311:19:413
71540rcu_preempt0-21swapper/311:19:413
71540rcu_preempt0-21swapper/311:19:413
71540rcu_preempt0-21swapper/311:19:413
46050510irq/122-QManpo31929-2110:48:550
46050510irq/122-QManpo31929-2110:48:550
71470rcu_preempt574-21kswapd009:14:023
71470rcu_preempt574-21kswapd009:14:023
3220599471cyclictest1959-21runrttasks08:19:022
3220599471cyclictest1959-21runrttasks08:19:022
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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