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2026-07-04 - 09:15
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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 100 highest latencies:
System rack4slot4.osadl.org (updated Sat Jul 04, 2026 00:44:29)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71620rcu_preempt0-21swapper/200:29:382
71620rcu_preempt0-21swapper/200:29:382
71620rcu_preempt0-21swapper/200:29:382
71610rcu_preempt0-21swapper/123:23:391
71610rcu_preempt0-21swapper/123:23:391
71610rcu_preempt0-21swapper/123:23:391
71590rcu_preempt0-21swapper/123:44:041
71590rcu_preempt0-21swapper/123:44:041
71590rcu_preempt0-21swapper/123:44:041
46050520irq/122-QManpo4822-10
46050520irq/122-QManpo4822-10
46050520irq/122-QManpo4822-10
71500rcu_preempt0-21swapper/223:24:422
71500rcu_preempt0-21swapper/223:24:422
71500rcu_preempt0-21swapper/223:24:422
71460rcu_preempt0-21swapper/023:43:570
71460rcu_preempt0-21swapper/023:43:570
71460rcu_preempt0-21swapper/023:43:570
71450rcu_preempt0-21swapper/323:20:473
71450rcu_preempt0-21swapper/323:20:473
71450rcu_preempt0-21swapper/323:20:473
71440rcu_preempt0-21swapper/019:49:000
71440rcu_preempt0-21swapper/019:49:000
71420rcu_preempt0-21swapper/119:20:381
71420rcu_preempt0-21swapper/119:20:381
71420rcu_preempt0-21swapper/119:20:381
71420rcu_preempt0-21swapper/023:25:450
71420rcu_preempt0-21swapper/023:25:450
71420rcu_preempt0-21swapper/023:25:450
71420rcu_preempt0-21swapper/022:03:420
71420rcu_preempt0-21swapper/022:03:420
71410rcu_preempt30390-21ssh23:33:401
71410rcu_preempt30390-21ssh23:33:401
46250410irq/120-QManpo0-2110:48:551
46250410irq/120-QManpo0-2110:48:551
46250410irq/120-QManpo0-2110:48:551
71400rcu_preempt6631-21copy22:48:501
71400rcu_preempt6631-21copy22:48:501
71400rcu_preempt3178-1kworker/3:0H19:20:533
71400rcu_preempt3178-1kworker/3:0H19:20:533
71400rcu_preempt3178-1kworker/3:0H19:20:533
71400rcu_preempt29154-1kworker/1:2H21:33:551
71400rcu_preempt29154-1kworker/1:2H21:33:551
71400rcu_preempt29154-1kworker/1:2H21:33:551
71400rcu_preempt15739-21wc19:19:370
71400rcu_preempt15739-21wc19:19:370
71400rcu_preempt15739-21wc19:19:370
71400rcu_preempt0-21swapper/023:01:250
71400rcu_preempt0-21swapper/023:01:250
71400rcu_preempt0-21swapper/023:01:250
71400rcu_preempt0-21swapper/022:20:350
71400rcu_preempt0-21swapper/022:20:350
46450400irq/118-QManpo11941-2110:48:552
46450400irq/118-QManpo11941-2110:48:552
46450400irq/118-QManpo11941-2110:48:552
71390rcu_preempt0-21swapper/219:20:292
71390rcu_preempt0-21swapper/219:20:292
71390rcu_preempt0-21swapper/219:20:292
71390rcu_preempt0-21swapper/023:43:310
71390rcu_preempt0-21swapper/023:43:310
71390rcu_preempt0-21swapper/023:43:310
71390rcu_preempt0-21swapper/023:34:340
71390rcu_preempt0-21swapper/023:34:340
71390rcu_preempt0-21swapper/023:34:340
71390rcu_preempt0-21swapper/022:38:070
71390rcu_preempt0-21swapper/022:38:070
71390rcu_preempt0-21swapper/022:38:070
71390rcu_preempt0-21swapper/019:38:090
71390rcu_preempt0-21swapper/019:38:090
71390rcu_preempt0-21swapper/019:38:090
71390rcu_preempt0-21swapper/000:34:090
71390rcu_preempt0-21swapper/000:34:090
71390rcu_preempt0-21swapper/000:34:090
71390rcu_preempt0-21swapper/000:34:090
71390rcu_preempt0-21swapper/000:29:080
71390rcu_preempt0-21swapper/000:29:080
71390rcu_preempt0-21swapper/000:29:080
46050390irq/122-QManpo23778-2110:48:550
46050390irq/122-QManpo23778-2110:48:550
46050390irq/122-QManpo23778-2110:48:550
46050390irq/122-QManpo20127-2110:48:550
46050390irq/122-QManpo20127-2110:48:550
46050390irq/122-QManpo0-210
46050390irq/122-QManpo0-210
46050390irq/122-QManpo0-210
71380rcu_preempt3331-1kworker/0:1H21:40:270
71380rcu_preempt3331-1kworker/0:1H21:40:270
71380rcu_preempt3331-1kworker/0:1H21:40:270
71380rcu_preempt29693-21sh23:31:310
71380rcu_preempt29693-21sh23:31:310
71380rcu_preempt0-21swapper/123:27:241
71380rcu_preempt0-21swapper/123:27:241
71380rcu_preempt0-21swapper/123:27:241
71380rcu_preempt0-21swapper/122:43:031
71380rcu_preempt0-21swapper/122:43:031
71380rcu_preempt0-21swapper/122:43:031
71380rcu_preempt0-21swapper/022:54:370
71380rcu_preempt0-21swapper/022:54:370
71380rcu_preempt0-21swapper/022:43:510
71380rcu_preempt0-21swapper/022:43:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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