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2026-05-01 - 04:38
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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 01, 2026 00:46:13)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
256522680chrt46250irq/120-QMan10:48:551
256522680chrt46250irq/120-QMan10:48:551
71530rcu_preempt0-21swapper/300:44:253
71530rcu_preempt0-21swapper/300:44:253
71530rcu_preempt0-21swapper/300:44:253
71530rcu_preempt0-21swapper/300:44:253
71500rcu_preempt0-21swapper/123:08:471
71500rcu_preempt0-21swapper/123:08:471
71500rcu_preempt0-21swapper/123:08:471
71500rcu_preempt0-21swapper/123:08:471
46050470irq/122-QManpo6415-2110:48:550
46050470irq/122-QManpo6415-2110:48:550
46050470irq/122-QManpo6415-2110:48:550
71460rcu_preempt0-21swapper/221:14:282
71460rcu_preempt0-21swapper/221:14:282
46050460irq/122-QManpo13440-210
46050460irq/122-QManpo13440-210
46050460irq/122-QManpo13440-210
71440rcu_preempt0-21swapper/323:06:063
71440rcu_preempt0-21swapper/323:06:063
71440rcu_preempt0-21swapper/323:06:063
99750430irq/38-i2c-mpc21481-1kworker/0:0H00:21:360
99750430irq/38-i2c-mpc21481-1kworker/0:0H00:21:360
99750430irq/38-i2c-mpc21481-1kworker/0:0H00:21:360
46250430irq/120-QManpo13724-211
46250430irq/120-QManpo13724-211
46250430irq/120-QManpo13724-211
71420rcu_preempt0-21swapper/022:36:110
71420rcu_preempt0-21swapper/022:36:110
71420rcu_preempt0-21swapper/022:36:110
71420rcu_preempt0-21swapper/022:26:230
71420rcu_preempt0-21swapper/022:26:230
71420rcu_preempt0-21swapper/022:26:230
46250420irq/120-QManpo6683-2110:48:551
46250420irq/120-QManpo6683-2110:48:551
71410rcu_preempt0-21swapper/023:46:150
71410rcu_preempt0-21swapper/023:46:150
71410rcu_preempt0-21swapper/023:46:150
46450410irq/118-QManpo6601-2110:48:552
46450410irq/118-QManpo6601-2110:48:552
46450410irq/118-QManpo6601-2110:48:552
46050410irq/122-QManpo19967-2110:48:550
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
71400rcu_preempt6137-21sh00:47:131
71400rcu_preempt6137-21sh00:47:131
71400rcu_preempt13766-21crond20:52:350
71400rcu_preempt13766-21crond20:52:350
71400rcu_preempt0-21swapper/200:24:332
71400rcu_preempt0-21swapper/200:24:332
71400rcu_preempt0-21swapper/200:24:332
71400rcu_preempt0-21swapper/023:08:270
71400rcu_preempt0-21swapper/023:08:270
71400rcu_preempt0-21swapper/023:08:270
71400rcu_preempt0-21swapper/023:08:270
71400rcu_preempt0-21swapper/020:45:450
71400rcu_preempt0-21swapper/020:45:450
71400rcu_preempt0-21swapper/020:45:450
71400rcu_preempt0-21swapper/000:11:330
71390rcu_preempt8779-21sh21:51:570
71390rcu_preempt8779-21sh21:51:570
71390rcu_preempt0-21swapper/222:48:152
71390rcu_preempt0-21swapper/222:48:152
71390rcu_preempt0-21swapper/023:53:060
71390rcu_preempt0-21swapper/023:53:060
71390rcu_preempt0-21swapper/022:53:540
71390rcu_preempt0-21swapper/022:53:540
71390rcu_preempt0-21swapper/022:53:540
71390rcu_preempt0-21swapper/000:32:550
71390rcu_preempt0-21swapper/000:32:550
46050390irq/122-QManpo28749-2110:48:550
46050390irq/122-QManpo28749-2110:48:550
71380rcu_preempt0-21swapper/223:08:252
71380rcu_preempt0-21swapper/223:08:252
71380rcu_preempt0-21swapper/223:08:252
71380rcu_preempt0-21swapper/223:08:252
71380rcu_preempt0-21swapper/222:13:302
71380rcu_preempt0-21swapper/222:13:302
71380rcu_preempt0-21swapper/222:13:302
71380rcu_preempt0-21swapper/221:27:162
71380rcu_preempt0-21swapper/221:27:162
71380rcu_preempt0-21swapper/023:26:560
71380rcu_preempt0-21swapper/023:26:560
71380rcu_preempt0-21swapper/022:30:020
71380rcu_preempt0-21swapper/022:30:020
71380rcu_preempt0-21swapper/022:30:020
71380rcu_preempt0-21swapper/019:33:230
71380rcu_preempt0-21swapper/019:33:230
71380rcu_preempt0-21swapper/019:33:230
71380rcu_preempt0-21swapper/000:07:280
71380rcu_preempt0-21swapper/000:07:280
71380rcu_preempt0-21swapper/000:07:280
99750370irq/38-i2c-mpc3863-21ssh22:42:090
99750370irq/38-i2c-mpc3863-21ssh22:42:090
9392370sleep027670-1kworker/0:1H20:04:100
9392370sleep027670-1kworker/0:1H20:04:100
9392370sleep027670-1kworker/0:1H20:04:100
71370rcu_preempt6046-21sh21:46:410
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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