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2026-06-09 - 12:37
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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 Jun 09, 2026 00:44:15)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
567521160chrt46250irq/120-QMan10:48:551
567521160chrt46250irq/120-QMan10:48:551
567521160chrt46250irq/120-QMan10:48:551
241222850chrt46050irq/122-QMan10:48:550
241222850chrt46050irq/122-QMan10:48:550
241222850chrt46050irq/122-QMan10:48:550
1599460migration/05447-21taskset20:10:510
1599460migration/05447-21taskset20:10:510
71440rcu_preempt12624-1kworker/2:1H19:16:042
71440rcu_preempt12624-1kworker/2:1H19:16:042
71440rcu_preempt12624-1kworker/2:1H19:16:042
71440rcu_preempt12624-1kworker/2:1H19:16:042
71440rcu_preempt0-21swapper/219:21:122
71440rcu_preempt0-21swapper/219:21:122
71440rcu_preempt0-21swapper/219:21:122
46050440irq/122-QManpo6628210:48:550
46050440irq/122-QManpo6628210:48:550
46050440irq/122-QManpo6628210:48:550
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
71400rcu_preempt21538-21spawn19:11:231
71400rcu_preempt21538-21spawn19:11:231
71400rcu_preempt21538-21spawn19:11:231
71400rcu_preempt0-21swapper/022:51:390
71400rcu_preempt0-21swapper/022:51:390
71400rcu_preempt0-21swapper/019:20:470
71400rcu_preempt0-21swapper/019:20:470
71400rcu_preempt0-21swapper/019:20:470
46050400irq/122-QManpo1959-2110:48:550
46050400irq/122-QManpo1959-2110:48:550
46050400irq/122-QManpo13744-2110:48:550
46050400irq/122-QManpo13744-2110:48:550
1599400migration/011971-21taskset19:17:050
1599400migration/011971-21taskset19:17:050
1599400migration/011971-21taskset19:17:050
1599400migration/011971-21taskset19:17:050
71390rcu_preempt7604-21sh21:46:502
71390rcu_preempt7604-21sh21:46:502
71390rcu_preempt7604-21sh21:46:502
71390rcu_preempt20214-21sh22:09:402
71390rcu_preempt20214-21sh22:09:402
71390rcu_preempt0-21swapper/222:20:482
71390rcu_preempt0-21swapper/222:20:482
71390rcu_preempt0-21swapper/222:20:482
71390rcu_preempt0-21swapper/022:54:270
71390rcu_preempt0-21swapper/022:54:270
71390rcu_preempt0-21swapper/019:58:240
71390rcu_preempt0-21swapper/019:58:240
46650390irq/116-QManpo11390-2110:48:553
46650390irq/116-QManpo11390-2110:48:553
46650390irq/116-QManpo11390-2110:48:553
46050390irq/122-QManpo27046-2110:48:550
46050390irq/122-QManpo27046-2110:48:550
71380rcu_preempt9350-21sh23:53:540
71380rcu_preempt9350-21sh23:53:540
71380rcu_preempt9350-21sh23:53:540
71380rcu_preempt31231-21ssh22:31:490
71380rcu_preempt31231-21ssh22:31:490
71380rcu_preempt31231-21ssh22:31:490
71380rcu_preempt31159-21spawn19:12:512
71380rcu_preempt31159-21spawn19:12:512
71380rcu_preempt31159-21spawn19:12:512
71380rcu_preempt27488-21kworker/0:122:23:510
71380rcu_preempt27488-21kworker/0:122:23:510
71380rcu_preempt25353-21sh22:19:310
71380rcu_preempt25353-21sh22:19:310
71380rcu_preempt25353-21sh22:19:310
71380rcu_preempt18137-21sh00:11:200
71380rcu_preempt18137-21sh00:11:200
71380rcu_preempt18137-21sh00:11:200
71380rcu_preempt0-21swapper/321:43:283
71380rcu_preempt0-21swapper/321:43:283
71380rcu_preempt0-21swapper/321:43:283
71380rcu_preempt0-21swapper/022:38:290
71380rcu_preempt0-21swapper/022:38:290
71380rcu_preempt0-21swapper/022:38:290
71380rcu_preempt0-21swapper/021:54:150
71380rcu_preempt0-21swapper/021:54:150
71380rcu_preempt0-21swapper/000:38:470
71380rcu_preempt0-21swapper/000:38:470
71380rcu_preempt0-21swapper/000:38:470
46050380irq/122-QManpo573-2110:48:550
46050380irq/122-QManpo573-2110:48:550
46050380irq/122-QManpo573-2110:48:550
46050380irq/122-QManpo19851-2110:48:550
46050380irq/122-QManpo19851-2110:48:550
46050380irq/122-QManpo19851-2110:48:550
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
71370rcu_preempt6977-21sh22:46:510
71370rcu_preempt6977-21sh22:46:510
71370rcu_preempt6977-21sh22:46:510
71370rcu_preempt5923-21grep22:43:481
71370rcu_preempt5923-21grep22:43:481
71370rcu_preempt5923-21grep22:43:481
71370rcu_preempt29315-1kworker/2:2H22:33:282
71370rcu_preempt29315-1kworker/2:2H22:33:282
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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