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2026-04-19 - 03:45
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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 Sun Apr 19, 2026 00:44:16)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71630rcu_preempt0-21swapper/322:12:573
71630rcu_preempt0-21swapper/322:12:573
71630rcu_preempt0-21swapper/322:12:573
71470rcu_preempt0-21swapper/122:29:321
71470rcu_preempt0-21swapper/122:29:321
71460rcu_preempt0-21swapper/320:57:513
71460rcu_preempt0-21swapper/320:57:513
71460rcu_preempt0-21swapper/320:57:513
71460rcu_preempt0-21swapper/019:27:200
71460rcu_preempt0-21swapper/019:27:200
71460rcu_preempt0-21swapper/019:27:200
46050460irq/122-QManpo23399-2110:48:550
46050460irq/122-QManpo23399-2110:48:550
71450rcu_preempt0-21swapper/022:39:230
71450rcu_preempt0-21swapper/022:39:230
71450rcu_preempt0-21swapper/022:39:230
71440rcu_preempt0-21swapper/321:09:093
71440rcu_preempt0-21swapper/321:09:093
71440rcu_preempt0-21swapper/321:09:093
71440rcu_preempt0-21swapper/121:22:251
71440rcu_preempt0-21swapper/121:22:251
71440rcu_preempt0-21swapper/121:22:251
71430rcu_preempt0-21swapper/123:20:381
71430rcu_preempt0-21swapper/123:20:381
46050430irq/122-QManpo0-210
46050430irq/122-QManpo0-210
71420rcu_preempt0-21swapper/021:22:510
71420rcu_preempt0-21swapper/021:22:510
71410rcu_preempt21982-21sh22:03:351
71410rcu_preempt21982-21sh22:03:351
71410rcu_preempt0-21swapper/123:12:151
71410rcu_preempt0-21swapper/123:12:151
71410rcu_preempt0-21swapper/123:12:151
71410rcu_preempt0-21swapper/100:30:501
71410rcu_preempt0-21swapper/100:30:501
71410rcu_preempt0-21swapper/100:30:501
71410rcu_preempt0-21swapper/023:25:560
71410rcu_preempt0-21swapper/023:25:560
46250410irq/120-QManpo23229-2110:48:551
46250410irq/120-QManpo23229-2110:48:551
46050410irq/122-QManpo9614-2110:48:550
46050410irq/122-QManpo9614-2110:48:550
46050410irq/122-QManpo9614-2110:48:550
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
71400rcu_preempt0-21swapper/320:22:443
71400rcu_preempt0-21swapper/320:22:443
71400rcu_preempt0-21swapper/320:22:443
71400rcu_preempt0-21swapper/123:04:541
71400rcu_preempt0-21swapper/123:04:541
71400rcu_preempt0-21swapper/123:04:541
71400rcu_preempt0-21swapper/121:46:261
71400rcu_preempt0-21swapper/121:46:261
71400rcu_preempt0-21swapper/121:46:261
71400rcu_preempt0-21swapper/019:16:270
71400rcu_preempt0-21swapper/019:16:270
71400rcu_preempt0-21swapper/000:24:500
71400rcu_preempt0-21swapper/000:24:500
71400rcu_preempt0-21swapper/000:14:260
71400rcu_preempt0-21swapper/000:14:260
46450400irq/118-QManpo23503-2110:48:552
46450400irq/118-QManpo23503-2110:48:552
71390rcu_preempt4084-21ssh21:32:341
71390rcu_preempt4084-21ssh21:32:341
71390rcu_preempt2464-1kworker/0:1H00:28:120
71390rcu_preempt2464-1kworker/0:1H00:28:120
71390rcu_preempt2464-1kworker/0:1H00:28:120
71390rcu_preempt0-21swapper/123:57:341
71390rcu_preempt0-21swapper/123:57:341
71390rcu_preempt0-21swapper/123:48:081
71390rcu_preempt0-21swapper/123:48:081
71390rcu_preempt0-21swapper/123:48:081
71390rcu_preempt0-21swapper/123:31:071
71390rcu_preempt0-21swapper/123:31:071
71390rcu_preempt0-21swapper/123:31:071
71390rcu_preempt0-21swapper/100:42:321
71390rcu_preempt0-21swapper/100:42:321
71390rcu_preempt0-21swapper/100:24:381
71390rcu_preempt0-21swapper/100:24:381
71390rcu_preempt0-21swapper/021:28:230
71390rcu_preempt0-21swapper/021:28:230
46050390irq/122-QManpo32587-2110:48:550
46050390irq/122-QManpo32587-2110:48:550
46050390irq/122-QManpo32587-2110:48:550
2438299398cyclictest0-21swapper/323:15:543
2438299398cyclictest0-21swapper/323:15:543
71380rcu_preempt28316-21kworker/3:123:27:483
71380rcu_preempt28316-21kworker/3:123:27:483
71380rcu_preempt28316-21kworker/3:123:27:483
71380rcu_preempt0-21swapper/322:28:433
71380rcu_preempt0-21swapper/322:28:433
71380rcu_preempt0-21swapper/221:08:232
71380rcu_preempt0-21swapper/221:08:232
71380rcu_preempt0-21swapper/221:08:232
71380rcu_preempt0-21swapper/122:27:251
71380rcu_preempt0-21swapper/122:27:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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