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2026-07-10 - 12:02
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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 Jul 10, 2026 00:44:22)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71770rcu_preempt0-21swapper/122:51:181
71770rcu_preempt0-21swapper/122:51:181
71770rcu_preempt0-21swapper/122:51:181
71440rcu_preempt11753-21kworker/2:100:34:472
71440rcu_preempt11753-21kworker/2:100:34:472
71440rcu_preempt11753-21kworker/2:100:34:472
71440rcu_preempt11753-21kworker/2:100:34:472
46450430irq/118-QManpo7622-2110:48:552
46450430irq/118-QManpo7622-2110:48:552
46050430irq/122-QManpo0-210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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