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2026-06-05 - 23:33
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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 Fri Jun 05, 2026 12:44:12)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
154152780chrt46450irq/118-QMan10:48:552
154152780chrt46450irq/118-QMan10:48:552
71490rcu_preempt29903-21apt-get11:13:260
71490rcu_preempt29903-21apt-get11:13:260
71470rcu_preempt0-21swapper/007:28:440
71470rcu_preempt0-21swapper/007:28:440
71470rcu_preempt0-21swapper/007:28:440
3111899479cyclictest88502chrt11:33:412
3111899479cyclictest88502chrt11:33:412
3111899479cyclictest88502chrt11:33:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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