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2025-12-22 - 01:32
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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 Sun Dec 21, 2025 12:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
181600ksoftirqd/122413-1kworker/1:1H07:50:151
181600ksoftirqd/122413-1kworker/1:1H07:50:151
46050540irq/122-QManpo12250-2110:48:550
46050540irq/122-QManpo12250-2110:48:550
46250520irq/120-QManpo12651-2110:48:551
46250520irq/120-QManpo12651-2110:48:551
71480rcu_preempt28874-21ssh09:35:383
71480rcu_preempt28874-21ssh09:35:383
71480rcu_preempt28874-21ssh09:35:383
71440rcu_preempt0-21swapper/110:08:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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