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2026-03-17 - 16:21
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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 Tue Mar 17, 2026 12:44:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71570rcu_preempt0-21swapper/307:56:563
71570rcu_preempt0-21swapper/307:56:563
46050490irq/122-QManpo30173-2110:48:550
46050490irq/122-QManpo30173-2110:48:550
71470rcu_preempt7664-21apt-get07:46:593
71470rcu_preempt7664-21apt-get07:46:593
71470rcu_preempt0-21swapper/108:29:161
71470rcu_preempt0-21swapper/108:29:161
71470rcu_preempt0-21swapper/108:29:161
71440rcu_preempt0-21swapper/110:07:001
71440rcu_preempt0-21swapper/110:07:001
71440rcu_preempt0-21swapper/110:07:001
71430rcu_preempt9853-21sh12:22:191
71430rcu_preempt9853-21sh12:22:191
71430rcu_preempt0-21swapper/111:55:571
71430rcu_preempt0-21swapper/111:55:571
71430rcu_preempt0-21swapper/110:46:161
71430rcu_preempt0-21swapper/110:46:161
71430rcu_preempt0-21swapper/110:46:161
71420rcu_preempt15911-21kworker/2:111:36:592
71420rcu_preempt15911-21kworker/2:111:36:592
71420rcu_preempt15911-21kworker/2:111:36:592
71420rcu_preempt0-21swapper/309:44:563
71420rcu_preempt0-21swapper/309:44:563
71420rcu_preempt0-21swapper/309:44:563
71420rcu_preempt0-21swapper/112:12:291
71420rcu_preempt0-21swapper/112:12:291
71420rcu_preempt0-21swapper/112:05:501
71420rcu_preempt0-21swapper/112:05:501
71420rcu_preempt0-21swapper/007:46:510
71420rcu_preempt0-21swapper/007:46:510
71420rcu_preempt0-21swapper/007:36:560
71420rcu_preempt0-21swapper/007:36:560
46050420irq/122-QManpo28498-10
46050420irq/122-QManpo28498-10
71410rcu_preempt7242-1kworker/3:0H12:23:003
71410rcu_preempt7242-1kworker/3:0H12:23:003
71410rcu_preempt0-21swapper/211:35:172
71410rcu_preempt0-21swapper/211:35:172
71410rcu_preempt0-21swapper/210:45:152
71410rcu_preempt0-21swapper/210:45:152
71410rcu_preempt0-21swapper/210:45:152
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
46050410irq/122-QManpo0-210
71400rcu_preempt0-21swapper/309:25:373
71400rcu_preempt0-21swapper/309:25:373
71400rcu_preempt0-21swapper/309:25:373
71400rcu_preempt0-21swapper/111:43:051
71400rcu_preempt0-21swapper/111:43:051
71400rcu_preempt0-21swapper/111:43:051
71400rcu_preempt0-21swapper/011:32:050
71400rcu_preempt0-21swapper/011:32:050
46050400irq/122-QManpo1959-2110:48:550
46050400irq/122-QManpo1959-2110:48:550
46050400irq/122-QManpo1959-2110:48:550
46050400irq/122-QManpo1176-10
46050400irq/122-QManpo1176-10
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
71390rcu_preempt25781-21kworker/0:410:57:070
71390rcu_preempt25781-21kworker/0:410:57:070
71390rcu_preempt25781-21kworker/0:410:57:070
71390rcu_preempt0-21swapper/312:11:583
71390rcu_preempt0-21swapper/312:11:583
71390rcu_preempt0-21swapper/311:25:593
71390rcu_preempt0-21swapper/311:25:593
71390rcu_preempt0-21swapper/311:25:593
71390rcu_preempt0-21swapper/212:23:232
71390rcu_preempt0-21swapper/212:23:232
71390rcu_preempt0-21swapper/210:46:592
71390rcu_preempt0-21swapper/210:46:592
71390rcu_preempt0-21swapper/009:59:450
71390rcu_preempt0-21swapper/009:59:450
71390rcu_preempt0-21swapper/009:59:450
46450390irq/118-QManpo0-2110:48:552
46450390irq/118-QManpo0-2110:48:552
71380rcu_preempt4172-1kworker/2:2H12:13:262
71380rcu_preempt4172-1kworker/2:2H12:13:262
71380rcu_preempt28078-21/usr/sbin/munin10:02:152
71380rcu_preempt28078-21/usr/sbin/munin10:02:152
71380rcu_preempt17151-21sh09:42:392
71380rcu_preempt17151-21sh09:42:392
71380rcu_preempt17151-21sh09:42:392
71380rcu_preempt14508-21ssh10:36:532
71380rcu_preempt0-21swapper/212:41:532
71380rcu_preempt0-21swapper/212:41:532
71380rcu_preempt0-21swapper/210:23:232
71380rcu_preempt0-21swapper/210:23:232
71380rcu_preempt0-21swapper/210:17:362
71380rcu_preempt0-21swapper/210:17:362
71380rcu_preempt0-21swapper/210:17:362
71380rcu_preempt0-21swapper/209:16:542
71380rcu_preempt0-21swapper/209:16:542
71380rcu_preempt0-21swapper/209:16:542
71380rcu_preempt0-21swapper/009:48:510
71380rcu_preempt0-21swapper/009:48:510
46050380irq/122-QManpo21446-2110:48:550
46050380irq/122-QManpo21446-2110:48:550
46050380irq/122-QManpo21446-2110:48:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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