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2025-12-28 - 23:29
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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 Dec 28, 2025 12:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71810rcu_preempt0-21swapper/011:04:170
71810rcu_preempt0-21swapper/011:04:170
71720rcu_preempt0-21swapper/009:54:580
71720rcu_preempt0-21swapper/009:54:580
71690rcu_preempt0-21swapper/011:07:040
71690rcu_preempt0-21swapper/011:07:040
71680rcu_preempt0-21swapper/010:13:290
71680rcu_preempt0-21swapper/010:13:290
71650rcu_preempt0-21swapper/009:25:150
71650rcu_preempt0-21swapper/009:25:150
71570rcu_preempt0-21swapper/209:42:002
71570rcu_preempt0-21swapper/209:42:002
71570rcu_preempt0-21swapper/209:42:002
130032490sleep046050irq/122-QMan10:48:550
130032490sleep046050irq/122-QMan10:48:550
71470rcu_preempt0-21swapper/210:35:262
71470rcu_preempt0-21swapper/210:35:262
71450rcu_preempt0-21swapper/112:08:031
71450rcu_preempt0-21swapper/112:08:031
71430rcu_preempt6926-21ssh10:54:252
71430rcu_preempt6926-21ssh10:54:252
71430rcu_preempt0-21swapper/211:11:452
71430rcu_preempt0-21swapper/211:11:452
71430rcu_preempt0-21swapper/211:11:452
71420rcu_preempt0-21swapper/211:00:302
71420rcu_preempt0-21swapper/211:00:302
71420rcu_preempt0-21swapper/210:40:312
71420rcu_preempt0-21swapper/210:40:312
71420rcu_preempt0-21swapper/207:35:392
71420rcu_preempt0-21swapper/207:35:392
71420rcu_preempt0-21swapper/007:40:300
71420rcu_preempt0-21swapper/007:40:300
71410rcu_preempt0-21swapper/309:40:363
71410rcu_preempt0-21swapper/309:40:363
71410rcu_preempt0-21swapper/309:40:363
46450410irq/118-QManpo10868-2110:48:552
46450410irq/118-QManpo10868-2110:48:552
71400rcu_preempt0-21swapper/210:45:372
71400rcu_preempt0-21swapper/210:45:372
71400rcu_preempt0-21swapper/111:54:441
71400rcu_preempt0-21swapper/111:54:441
71400rcu_preempt0-21swapper/110:35:301
71400rcu_preempt0-21swapper/110:35:301
71400rcu_preempt0-21swapper/109:55:531
71400rcu_preempt0-21swapper/109:55:531
71400rcu_preempt0-21swapper/109:55:531
71390rcu_preempt26381-1kworker/2:2H09:55:482
71390rcu_preempt26381-1kworker/2:2H09:55:482
71390rcu_preempt26381-1kworker/2:2H09:55:482
71390rcu_preempt23720-21sh12:20:213
71390rcu_preempt23720-21sh12:20:213
71390rcu_preempt0-21swapper/310:26:063
71390rcu_preempt0-21swapper/310:26:063
71390rcu_preempt0-21swapper/310:26:063
71380rcu_preempt28823-21ssh12:28:492
71380rcu_preempt28823-21ssh12:28:492
71380rcu_preempt1959-21runrttasks09:40:331
71380rcu_preempt1959-21runrttasks09:40:331
71380rcu_preempt1959-21runrttasks09:40:331
71380rcu_preempt19333-21sh10:19:372
71380rcu_preempt19333-21sh10:19:372
71380rcu_preempt0-21swapper/311:41:093
71380rcu_preempt0-21swapper/311:41:093
71380rcu_preempt0-21swapper/311:41:093
71380rcu_preempt0-21swapper/209:48:422
71380rcu_preempt0-21swapper/209:48:422
71380rcu_preempt0-21swapper/209:30:552
71380rcu_preempt0-21swapper/209:30:552
71380rcu_preempt0-21swapper/110:42:581
71380rcu_preempt0-21swapper/110:42:581
71380rcu_preempt0-21swapper/109:40:231
71380rcu_preempt0-21swapper/109:40:231
46050380irq/122-QManpo31088-2110:48:550
46050380irq/122-QManpo31088-2110:48:550
71370rcu_preempt22391-21ssh11:20:452
71370rcu_preempt22391-21ssh11:20:452
71370rcu_preempt12381-21apt-get12:00:341
71370rcu_preempt12381-21apt-get12:00:341
71370rcu_preempt12381-21apt-get12:00:341
71370rcu_preempt0-21swapper/212:00:542
71370rcu_preempt0-21swapper/212:00:542
71370rcu_preempt0-21swapper/212:00:542
71370rcu_preempt0-21swapper/211:45:392
71370rcu_preempt0-21swapper/211:45:392
71370rcu_preempt0-21swapper/211:45:392
71370rcu_preempt0-21swapper/210:35:372
71370rcu_preempt0-21swapper/210:35:372
71370rcu_preempt0-21swapper/209:20:342
71370rcu_preempt0-21swapper/209:20:342
71370rcu_preempt0-21swapper/111:28:161
71370rcu_preempt0-21swapper/111:28:161
71370rcu_preempt0-21swapper/110:20:001
71370rcu_preempt0-21swapper/110:20:001
46650370irq/116-QManpo0-2110:48:553
46650370irq/116-QManpo0-2110:48:553
46050370irq/122-QManpo864-2110:48:550
46050370irq/122-QManpo864-2110:48:550
46050370irq/122-QManpo864-2110:48:550
46050370irq/122-QManpo25217-2110:48:550
46050370irq/122-QManpo25217-2110:48:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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