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2026-05-04 - 14:58
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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 04, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
219342640chrt46650irq/116-QMan10:48:553
219342640chrt46650irq/116-QMan10:48:553
71570rcu_preempt0-21swapper/008:33:070
71570rcu_preempt0-21swapper/008:33:070
71460rcu_preempt24721-21taskset07:07:513
71460rcu_preempt24721-21taskset07:07:513
46050450irq/122-QManpo25969-2110:48:550
46050450irq/122-QManpo25969-2110:48:550
71430rcu_preempt0-21swapper/309:29:243
71430rcu_preempt0-21swapper/309:29:243
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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