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2026-05-23 - 01:06
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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 Fri May 22, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71480rcu_preempt23914-21apt-get07:33:182
71480rcu_preempt23914-21apt-get07:33:182
71480rcu_preempt0-21swapper/308:30:083
71480rcu_preempt0-21swapper/308:30:083
71480rcu_preempt0-21swapper/308:30:083
71470rcu_preempt0-21swapper/010:23:350
71470rcu_preempt0-21swapper/010:23:350
71470rcu_preempt0-21swapper/010:23:350
71450rcu_preempt0-21swapper/011:08:540
71450rcu_preempt0-21swapper/011:08:540
71450rcu_preempt0-21swapper/011:08:540
46450430irq/118-QManpo17335-2110:48:552
46450430irq/118-QManpo17335-2110:48:552
71420rcu_preempt20799-21taskset09:14:451
71420rcu_preempt20799-21taskset09:14:451
71420rcu_preempt20799-21taskset09:14:451
71420rcu_preempt20799-21taskset09:14:451
71410rcu_preempt0-21swapper/208:28:442
71410rcu_preempt0-21swapper/208:28:442
71410rcu_preempt0-21swapper/208:28:442
71410rcu_preempt0-21swapper/011:56:470
71410rcu_preempt0-21swapper/011:56:470
71410rcu_preempt0-21swapper/011:56:470
71410rcu_preempt0-21swapper/009:34:260
71410rcu_preempt0-21swapper/009:34:260
71400rcu_preempt0-21swapper/011:53:060
71400rcu_preempt0-21swapper/011:53:060
71390rcu_preempt0-21swapper/212:27:062
71390rcu_preempt0-21swapper/212:27:062
71390rcu_preempt0-21swapper/212:27:062
71390rcu_preempt0-21swapper/208:16:292
71390rcu_preempt0-21swapper/208:16:292
71390rcu_preempt0-21swapper/208:16:292
71390rcu_preempt0-21swapper/110:18:291
71390rcu_preempt0-21swapper/110:18:291
71390rcu_preempt0-21swapper/110:18:291
71390rcu_preempt0-21swapper/109:53:241
71390rcu_preempt0-21swapper/109:53:241
71390rcu_preempt0-21swapper/109:37:101
71390rcu_preempt0-21swapper/109:37:101
71390rcu_preempt0-21swapper/012:18:110
71390rcu_preempt0-21swapper/012:18:110
71390rcu_preempt0-21swapper/011:36:270
71390rcu_preempt0-21swapper/011:36:270
71390rcu_preempt0-21swapper/011:24:540
71390rcu_preempt0-21swapper/011:24:540
71390rcu_preempt0-21swapper/011:24:540
71390rcu_preempt0-21swapper/010:49:550
71390rcu_preempt0-21swapper/010:49:550
71390rcu_preempt0-21swapper/010:49:550
71390rcu_preempt0-21swapper/010:44:060
71390rcu_preempt0-21swapper/010:44:060
71390rcu_preempt0-21swapper/009:33:030
71390rcu_preempt0-21swapper/009:33:030
71380rcu_preempt9747-21ssh10:58:250
71380rcu_preempt9747-21ssh10:58:250
71380rcu_preempt9747-21ssh10:58:250
71380rcu_preempt3723-21sh10:46:492
71380rcu_preempt3723-21sh10:46:492
71380rcu_preempt12495-1kworker/1:1H10:15:201
71380rcu_preempt12495-1kworker/1:1H10:15:201
71380rcu_preempt12495-1kworker/1:1H10:15:201
71380rcu_preempt0-21swapper/309:55:163
71380rcu_preempt0-21swapper/309:55:163
71380rcu_preempt0-21swapper/210:25:222
71380rcu_preempt0-21swapper/210:25:222
71380rcu_preempt0-21swapper/210:25:222
71380rcu_preempt0-21swapper/209:17:382
71380rcu_preempt0-21swapper/209:17:382
71380rcu_preempt0-21swapper/209:17:382
71380rcu_preempt0-21swapper/209:17:382
71380rcu_preempt0-21swapper/112:12:281
71380rcu_preempt0-21swapper/112:12:281
71380rcu_preempt0-21swapper/110:01:521
71380rcu_preempt0-21swapper/110:01:521
71380rcu_preempt0-21swapper/110:01:521
71380rcu_preempt0-21swapper/012:28:410
71380rcu_preempt0-21swapper/012:28:410
71380rcu_preempt0-21swapper/012:04:450
71380rcu_preempt0-21swapper/012:04:450
71380rcu_preempt0-21swapper/012:04:450
71380rcu_preempt0-21swapper/012:03:030
71380rcu_preempt0-21swapper/012:03:030
71380rcu_preempt0-21swapper/012:03:030
71380rcu_preempt0-21swapper/011:29:260
71380rcu_preempt0-21swapper/011:29:260
71380rcu_preempt0-21swapper/011:29:260
71380rcu_preempt0-21swapper/011:20:130
71380rcu_preempt0-21swapper/011:20:130
71380rcu_preempt0-21swapper/011:20:130
71380rcu_preempt0-21swapper/009:51:450
71380rcu_preempt0-21swapper/009:51:450
71380rcu_preempt0-21swapper/009:51:450
71380rcu_preempt0-21swapper/009:25:510
71380rcu_preempt0-21swapper/009:25:510
71380rcu_preempt0-21swapper/007:38:290
71380rcu_preempt0-21swapper/007:38:290
71380rcu_preempt0-21swapper/007:38:290
71370rcu_preempt9745-21/usr/sbin/munin10:58:252
71370rcu_preempt9745-21/usr/sbin/munin10:58:252
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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