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2025-05-02 - 12:54
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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 50 highest latencies:
System rack4slot4.osadl.org (updated Fri May 02, 2025 00:52:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71590rcu_preempt0-21swapper/022:40:520
71590rcu_preempt0-21swapper/022:40:520
71520rcu_preempt0-21swapper/123:50:491
71520rcu_preempt0-21swapper/123:50:491
71520rcu_preempt0-21swapper/021:40:450
71520rcu_preempt0-21swapper/021:40:450
71510rcu_preempt0-21swapper/121:49:201
71510rcu_preempt0-21swapper/121:49:201
71510rcu_preempt0-21swapper/121:49:201
71500rcu_preempt9630-21ssh22:49:061
71500rcu_preempt9630-21ssh22:49:061
71490rcu_preempt0-21swapper/122:48:041
71490rcu_preempt0-21swapper/122:48:041
46050490irq/122-QManpo20099-2109:24:360
46050490irq/122-QManpo20099-2109:24:360
71480rcu_preempt0-21swapper/100:07:441
71480rcu_preempt0-21swapper/100:07:441
71470rcu_preempt32085-21wget21:29:081
71470rcu_preempt32085-21wget21:29:081
71440rcu_preempt0-21swapper/019:49:040
71440rcu_preempt0-21swapper/019:49:040
71440rcu_preempt0-21swapper/019:49:040
46450440irq/118-QManpo20253-212
46450440irq/118-QManpo20253-212
71430rcu_preempt4323-21ssh21:39:192
71430rcu_preempt4323-21ssh21:39:192
46250420irq/120-QManpo20532-2109:24:361
46050420irq/122-QManpo15563-2109:24:360
46050420irq/122-QManpo15563-2109:24:360
46050420irq/122-QManpo15563-2109:24:360
71410rcu_preempt0-21swapper/021:38:580
71410rcu_preempt0-21swapper/021:38:580
46050400irq/122-QManpo15167-210
46050400irq/122-QManpo15167-210
315662400sleep028382-1kworker/0:2H21:25:360
315662400sleep028382-1kworker/0:2H21:25:360
71390rcu_preempt32250-21ssh00:29:142
71390rcu_preempt32250-21ssh00:29:142
46250390irq/120-QManpo0-2109:24:361
46050390irq/122-QManpo30121-2109:24:360
46050390irq/122-QManpo30121-2109:24:360
46050390irq/122-QManpo16087-2109:24:360
46050390irq/122-QManpo16087-2109:24:360
46050380irq/122-QManpo9427-2109:24:360
46050380irq/122-QManpo9427-2109:24:360
46050380irq/122-QManpo8626-2109:24:360
46050380irq/122-QManpo8626-2109:24:360
46050380irq/122-QManpo7621-2109:24:360
46050380irq/122-QManpo7621-2109:24:360
46050380irq/122-QManpo3320-2109:24:360
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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