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2026-03-20 - 12:23
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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 50 highest latencies:
System rack4slot4.osadl.org (updated Fri Mar 20, 2026 00:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1264721300chrt46250irq/120-QMan10:48:551
1264721300chrt46250irq/120-QMan10:48:551
1264721300chrt46250irq/120-QMan10:48:551
100650470irq/38-i2c-mpc0-21swapper/222:14:562
100650470irq/38-i2c-mpc0-21swapper/222:14:562
100650470irq/38-i2c-mpc0-21swapper/222:14:562
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
46050430irq/122-QManpo8282-2110:48:550
46050430irq/122-QManpo8282-2110:48:550
71420rcu_preempt0-21swapper/222:06:542
71420rcu_preempt0-21swapper/222:06:542
46250420irq/120-QManpo32379-2110:48:551
46250420irq/120-QManpo32379-2110:48:551
46250420irq/120-QManpo32379-2110:48:551
71410rcu_preempt8167-1kworker/3:2H22:27:083
71410rcu_preempt8167-1kworker/3:2H22:27:083
71410rcu_preempt10837-21ssh23:23:160
71410rcu_preempt10837-21ssh23:23:160
71410rcu_preempt0-21swapper/320:27:033
71410rcu_preempt0-21swapper/320:27:033
71410rcu_preempt0-21swapper/000:20:230
71410rcu_preempt0-21swapper/000:20:230
99750400irq/38-i2c-mpc0-21swapper/000:14:430
99750400irq/38-i2c-mpc0-21swapper/000:14:430
71400rcu_preempt9584-21kworker/2:200:12:062
71400rcu_preempt9584-21kworker/2:200:12:062
71400rcu_preempt0-21swapper/022:45:270
71400rcu_preempt0-21swapper/022:45:270
71400rcu_preempt0-21swapper/022:45:270
71400rcu_preempt0-21swapper/021:46:180
71400rcu_preempt0-21swapper/021:46:180
71400rcu_preempt0-21swapper/000:23:240
71400rcu_preempt0-21swapper/000:23:240
71400rcu_preempt0-21swapper/000:23:240
71400rcu_preempt0-21swapper/000:08:230
71400rcu_preempt0-21swapper/000:08:230
2299400migration/210272-21taskset19:47:102
2299400migration/210272-21taskset19:47:102
71390rcu_preempt10157-1/usr/sbin/munin21:27:152
71390rcu_preempt10157-1/usr/sbin/munin21:27:152
71390rcu_preempt0-21swapper/022:57:170
71390rcu_preempt0-21swapper/022:57:170
71390rcu_preempt0-21swapper/022:57:170
71390rcu_preempt0-21swapper/022:57:170
46050390irq/122-QManpo19462-2110:48:550
46050390irq/122-QManpo19462-2110:48:550
71380rcu_preempt922-21diskmemload23:09:550
71380rcu_preempt922-21diskmemload23:09:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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