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2024-04-18 - 17:52
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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 Thu Apr 18, 2024 12:46:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71610rcu_preempt2853-21copy10:06:561
71610rcu_preempt2853-21copy10:06:561
231600rcuc/22892-1kworker/2:2H10:07:152
231600rcuc/22892-1kworker/2:2H10:07:152
71490rcu_preempt15988-21ntp_states11:37:180
71490rcu_preempt15988-21ntp_states11:37:180
46050460irq/122-QManpo0-210
46050460irq/122-QManpo0-210
71450rcu_preempt0-21swapper/212:32:452
71450rcu_preempt0-21swapper/212:32:452
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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