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2026-04-13 - 02:40
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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 Apr 13, 2026 00:44:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71730rcu_preempt0-21swapper/322:06:213
71730rcu_preempt0-21swapper/322:06:213
71730rcu_preempt0-21swapper/322:06:213
46050540irq/122-QManpo654-2110:48:550
46050540irq/122-QManpo654-2110:48:550
46450490irq/118-QManpo404-2110:48:552
46450490irq/118-QManpo404-2110:48:552
1835994826cyclictest3059-21irqstats00:07:380
1835994826cyclictest3059-21irqstats00:07:380
1835994826cyclictest3059-21irqstats00:07:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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