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2026-05-26 - 04:04
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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 Tue May 26, 2026 00:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71500rcu_preempt0-21swapper/022:56:180
71500rcu_preempt0-21swapper/022:56:180
71500rcu_preempt0-21swapper/022:56:180
46050470irq/122-QManpo0-210
46050470irq/122-QManpo0-210
71430rcu_preempt19364-21sh22:51:213
71430rcu_preempt19364-21sh22:51:213
71430rcu_preempt19364-21sh22:51:213
71430rcu_preempt19364-21sh22:51:213
71430rcu_preempt0-21swapper/023:47:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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