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2026-04-07 - 23:07
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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 Apr 07, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71480rcu_preempt0-21swapper/107:12:121
71480rcu_preempt0-21swapper/107:12:121
1599460migration/016520-21taskset07:08:440
1599460migration/016520-21taskset07:08:440
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050430irq/122-QManpo23020-2110:48:550
46050430irq/122-QManpo23020-2110:48:550
46050430irq/122-QManpo23020-2110:48:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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