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2026-04-03 - 14:36
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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 Apr 03, 2026 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71870rcu_preempt0-21swapper/112:29:011
71870rcu_preempt0-21swapper/112:29:011
71870rcu_preempt0-21swapper/112:29:011
71840rcu_preempt0-21swapper/312:29:243
71840rcu_preempt0-21swapper/312:29:243
71840rcu_preempt0-21swapper/312:29:243
71550rcu_preempt0-21swapper/311:44:533
71550rcu_preempt0-21swapper/311:44:533
71550rcu_preempt0-21swapper/311:44:533
71500rcu_preempt0-21swapper/110:29:501
71500rcu_preempt0-21swapper/110:29:501
71490rcu_preempt0-21swapper/009:02:270
71490rcu_preempt0-21swapper/009:02:270
46050470irq/122-QManpo0-210
46050470irq/122-QManpo0-210
71460rcu_preempt0-21swapper/312:40:023
71460rcu_preempt0-21swapper/312:40:023
71460rcu_preempt0-21swapper/311:52:433
71460rcu_preempt0-21swapper/311:52:433
71460rcu_preempt0-21swapper/310:30:243
71460rcu_preempt0-21swapper/310:30:243
71460rcu_preempt0-21swapper/011:52:180
71460rcu_preempt0-21swapper/011:52:180
71460rcu_preempt0-21swapper/010:50:000
71460rcu_preempt0-21swapper/010:50:000
71440rcu_preempt0-21swapper/310:20:503
71440rcu_preempt0-21swapper/310:20:503
71430rcu_preempt13879-1kworker/0:0H10:09:110
71430rcu_preempt13879-1kworker/0:0H10:09:110
71430rcu_preempt0-21swapper/209:43:322
71430rcu_preempt0-21swapper/209:43:322
71430rcu_preempt0-21swapper/209:43:322
71430rcu_preempt0-21swapper/010:39:530
71430rcu_preempt0-21swapper/010:39:530
71430rcu_preempt0-21swapper/010:39:530
71420rcu_preempt0-21swapper/212:16:422
71420rcu_preempt0-21swapper/212:16:422
71420rcu_preempt0-21swapper/211:02:392
71420rcu_preempt0-21swapper/211:02:392
71420rcu_preempt0-21swapper/211:02:392
71420rcu_preempt0-21swapper/210:17:332
71420rcu_preempt0-21swapper/210:17:332
71420rcu_preempt0-21swapper/112:37:201
71420rcu_preempt0-21swapper/112:37:201
71420rcu_preempt0-21swapper/011:21:170
71420rcu_preempt0-21swapper/011:21:170
71420rcu_preempt0-21swapper/011:02:290
71420rcu_preempt0-21swapper/011:02:290
71420rcu_preempt0-21swapper/011:02:290
71410rcu_preempt3310-1kworker/0:0H08:42:300
71410rcu_preempt3310-1kworker/0:0H08:42:300
71410rcu_preempt23881-21users10:22:370
71410rcu_preempt23881-21users10:22:370
71410rcu_preempt22935-21apt-get10:22:172
71410rcu_preempt22935-21apt-get10:22:172
71400rcu_preempt26774-21sh12:24:352
71400rcu_preempt26774-21sh12:24:352
71400rcu_preempt26774-21sh12:24:352
71400rcu_preempt0-21swapper/310:43:263
71400rcu_preempt0-21swapper/310:43:263
71400rcu_preempt0-21swapper/209:12:562
71400rcu_preempt0-21swapper/209:12:562
71400rcu_preempt0-21swapper/012:15:140
71400rcu_preempt0-21swapper/012:15:140
71400rcu_preempt0-21swapper/011:57:340
71400rcu_preempt0-21swapper/011:57:340
71400rcu_preempt0-21swapper/011:57:340
46050400irq/122-QManpo23840-2110:48:550
46050400irq/122-QManpo23840-2110:48:550
71390rcu_preempt23673-21sh09:24:272
71390rcu_preempt23673-21sh09:24:272
71390rcu_preempt0-21swapper/211:32:342
71390rcu_preempt0-21swapper/211:32:342
71390rcu_preempt0-21swapper/209:30:142
71390rcu_preempt0-21swapper/209:30:142
46050390irq/122-QManpo2195-2110:48:550
46050390irq/122-QManpo2195-2110:48:550
46050390irq/122-QManpo2195-2110:48:550
46050390irq/122-QManpo0-210
46050390irq/122-QManpo0-210
71380rcu_preempt26531-21sh11:27:082
71380rcu_preempt26531-21sh11:27:082
71380rcu_preempt24619-21seq12:21:162
71380rcu_preempt24619-21seq12:21:162
71380rcu_preempt24619-21seq12:21:162
71380rcu_preempt1959-21runrttasks11:50:142
71380rcu_preempt1959-21runrttasks11:50:142
71380rcu_preempt17243-21grep09:12:351
71380rcu_preempt17243-21grep09:12:351
71380rcu_preempt0-21swapper/310:06:143
71380rcu_preempt0-21swapper/310:06:143
71380rcu_preempt0-21swapper/211:11:232
71380rcu_preempt0-21swapper/211:11:232
71380rcu_preempt0-21swapper/210:47:252
71380rcu_preempt0-21swapper/210:47:252
71380rcu_preempt0-21swapper/207:27:092
71380rcu_preempt0-21swapper/207:27:092
71380rcu_preempt0-21swapper/011:44:210
71380rcu_preempt0-21swapper/011:44:210
71380rcu_preempt0-21swapper/011:44:210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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