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2026-05-07 - 23:21
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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 Thu May 07, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
197852660chrt46650irq/116-QMan10:48:553
197852660chrt46650irq/116-QMan10:48:553
197852660chrt46650irq/116-QMan10:48:553
71640rcu_preempt0-21swapper/008:17:550
71640rcu_preempt0-21swapper/008:17:550
71520rcu_preempt0-21swapper/309:38:393
71520rcu_preempt0-21swapper/309:38:393
46050490irq/122-QManpo2214-2110:48:550
46050490irq/122-QManpo2214-2110:48:550
71480rcu_preempt0-21swapper/211:45:452
71480rcu_preempt0-21swapper/211:45:452
71480rcu_preempt0-21swapper/211:45:452
71450rcu_preempt0-21swapper/207:43:512
71450rcu_preempt0-21swapper/207:43:512
71420rcu_preempt0-21swapper/011:07:550
71420rcu_preempt0-21swapper/011:07:550
71420rcu_preempt0-21swapper/011:07:550
71420rcu_preempt0-21swapper/011:03:340
71420rcu_preempt0-21swapper/011:03:340
71420rcu_preempt0-21swapper/011:03:340
71420rcu_preempt0-21swapper/010:50:450
71420rcu_preempt0-21swapper/010:50:450
71420rcu_preempt0-21swapper/010:50:450
71420rcu_preempt0-21swapper/007:37:540
71420rcu_preempt0-21swapper/007:37:540
46050420irq/122-QManpo0-210
46050420irq/122-QManpo0-210
46050420irq/122-QManpo0-210
71410rcu_preempt0-21swapper/012:12:540
71410rcu_preempt0-21swapper/012:12:540
71400rcu_preempt0-21swapper/208:22:552
71400rcu_preempt0-21swapper/208:22:552
71400rcu_preempt0-21swapper/011:13:300
71400rcu_preempt0-21swapper/011:13:300
71400rcu_preempt0-21swapper/009:53:470
71400rcu_preempt0-21swapper/009:53:470
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
46050400irq/122-QManpo0-210
71390rcu_preempt13668-1kworker/0:0H12:34:060
71390rcu_preempt13668-1kworker/0:0H12:34:060
71390rcu_preempt13668-1kworker/0:0H12:34:060
71390rcu_preempt0-21swapper/311:53:093
71390rcu_preempt0-21swapper/311:53:093
71390rcu_preempt0-21swapper/211:52:592
71390rcu_preempt0-21swapper/211:52:592
71390rcu_preempt0-21swapper/112:34:421
71390rcu_preempt0-21swapper/112:34:421
71390rcu_preempt0-21swapper/112:34:421
71390rcu_preempt0-21swapper/010:14:550
71390rcu_preempt0-21swapper/010:14:550
1599390migration/024805-21runrttasks11:52:420
1599390migration/024805-21runrttasks11:52:420
1599390migration/024805-21runrttasks11:52:420
1599390migration/024805-21runrttasks11:52:420
71380rcu_preempt11163-21sh11:27:070
71380rcu_preempt11163-21sh11:27:070
71380rcu_preempt11163-21sh11:27:070
71380rcu_preempt0-21swapper/209:17:132
71380rcu_preempt0-21swapper/209:17:132
71380rcu_preempt0-21swapper/209:17:132
46050380irq/122-QManpo27821-2110:48:550
46050380irq/122-QManpo27821-2110:48:550
46050380irq/122-QManpo16203-210
46050380irq/122-QManpo16203-210
46050380irq/122-QManpo16203-210
71370rcu_preempt32014-21ssh12:04:392
71370rcu_preempt32014-21ssh12:04:392
71370rcu_preempt24830-21/usr/sbin/munin10:53:132
71370rcu_preempt24830-21/usr/sbin/munin10:53:132
71370rcu_preempt0-21swapper/212:16:482
71370rcu_preempt0-21swapper/212:16:482
71370rcu_preempt0-21swapper/211:52:042
71370rcu_preempt0-21swapper/211:52:042
71370rcu_preempt0-21swapper/211:52:042
71370rcu_preempt0-21swapper/211:52:042
71370rcu_preempt0-21swapper/211:30:222
71370rcu_preempt0-21swapper/211:30:222
71370rcu_preempt0-21swapper/211:30:222
71370rcu_preempt0-21swapper/211:07:592
71370rcu_preempt0-21swapper/211:07:592
71370rcu_preempt0-21swapper/211:07:592
71370rcu_preempt0-21swapper/209:46:472
71370rcu_preempt0-21swapper/209:46:472
71370rcu_preempt0-21swapper/209:46:472
71370rcu_preempt0-21swapper/010:27:530
71370rcu_preempt0-21swapper/010:27:530
71370rcu_preempt0-21swapper/010:27:530
71370rcu_preempt0-21swapper/010:22:540
71370rcu_preempt0-21swapper/010:22:540
71370rcu_preempt0-21swapper/010:22:540
71370rcu_preempt0-21swapper/010:06:430
71370rcu_preempt0-21swapper/010:06:430
71370rcu_preempt0-21swapper/009:34:210
71370rcu_preempt0-21swapper/009:34:210
71370rcu_preempt0-21swapper/009:34:210
71370rcu_preempt0-21swapper/009:25:460
71370rcu_preempt0-21swapper/009:25:460
46650370irq/116-QManpo812-213
46650370irq/116-QManpo812-213
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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