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2026-08-20 - 07:47
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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 Thu Aug 20, 2026 00:44:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71500rcu_preempt0-21swapper/323:53:353
71500rcu_preempt0-21swapper/323:53:353
71490rcu_preempt0-21swapper/123:30:421
71490rcu_preempt0-21swapper/123:30:421
71490rcu_preempt0-21swapper/119:54:391
71490rcu_preempt0-21swapper/119:54:391
71480rcu_preempt0-21swapper/219:54:432
71480rcu_preempt0-21swapper/219:54:432
71480rcu_preempt0-21swapper/123:48:561
71480rcu_preempt0-21swapper/123:48:561
46050480irq/122-QManpo15504-2110:48:550
46050480irq/122-QManpo15504-2110:48:550
71450rcu_preempt0-21swapper/000:23:060
71450rcu_preempt0-21swapper/000:23:060
71450rcu_preempt0-21swapper/000:23:060
71440rcu_preempt0-21swapper/120:54:361
71440rcu_preempt0-21swapper/120:54:361
71430rcu_preempt0-21swapper/219:34:182
71430rcu_preempt0-21swapper/219:34:182
71420rcu_preempt0-21swapper/021:39:520
71420rcu_preempt0-21swapper/021:39:520
71420rcu_preempt0-21swapper/021:39:520
46050420irq/122-QManpo15982-2110:48:550
46050420irq/122-QManpo15982-2110:48:550
71410rcu_preempt19477-21ssh00:09:572
71410rcu_preempt19477-21ssh00:09:572
71410rcu_preempt0-21swapper/222:10:562
71410rcu_preempt0-21swapper/222:10:562
71400rcu_preempt0-21swapper/122:53:451
71400rcu_preempt0-21swapper/122:53:451
71400rcu_preempt0-21swapper/100:22:431
71400rcu_preempt0-21swapper/100:22:431
71400rcu_preempt0-21swapper/100:22:431
71390rcu_preempt26508-1kworker/0:0H21:15:450
71390rcu_preempt26508-1kworker/0:0H21:15:450
71390rcu_preempt0-21swapper/223:46:072
71390rcu_preempt0-21swapper/223:46:072
71390rcu_preempt0-21swapper/221:45:242
71390rcu_preempt0-21swapper/221:45:242
71390rcu_preempt0-21swapper/221:45:242
46050390irq/122-QManpo29679-2110:48:550
46050390irq/122-QManpo29679-2110:48:550
71380rcu_preempt0-21swapper/223:04:472
71380rcu_preempt0-21swapper/223:04:472
71380rcu_preempt0-21swapper/222:44:172
71380rcu_preempt0-21swapper/222:44:172
71380rcu_preempt0-21swapper/222:22:102
71380rcu_preempt0-21swapper/222:22:102
71380rcu_preempt0-21swapper/222:22:102
71380rcu_preempt0-21swapper/200:44:062
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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