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2026-03-10 - 22:11
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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 Tue Mar 10, 2026 12:44:04)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71690rcu_preempt0-21swapper/011:13:090
71690rcu_preempt0-21swapper/011:13:090
71480rcu_preempt0-21swapper/011:44:510
71480rcu_preempt0-21swapper/011:44:510
46050440irq/122-QManpo6400-2110:48:550
46050440irq/122-QManpo6400-2110:48:550
71430rcu_preempt8941-1kworker/0:3H11:24:150
71430rcu_preempt8941-1kworker/0:3H11:24:150
71430rcu_preempt0-21swapper/007:07:540
71430rcu_preempt0-21swapper/007:07:540
71430rcu_preempt0-21swapper/007:07:540
71420rcu_preempt0-21swapper/012:39:360
71420rcu_preempt0-21swapper/012:39:360
71420rcu_preempt0-21swapper/012:02:350
71420rcu_preempt0-21swapper/012:02:350
46050420irq/122-QManpo5990-2110:48:550
46050420irq/122-QManpo5990-2110:48:550
46050420irq/122-QManpo21574-2110:48:550
46050420irq/122-QManpo21574-2110:48:550
46050420irq/122-QManpo21574-2110:48:550
71410rcu_preempt0-21swapper/210:36:422
71410rcu_preempt0-21swapper/210:36:422
71400rcu_preempt0-21swapper/211:54:032
71400rcu_preempt0-21swapper/211:54:032
71400rcu_preempt0-21swapper/211:22:042
71400rcu_preempt0-21swapper/211:22:042
71400rcu_preempt0-21swapper/210:02:372
71400rcu_preempt0-21swapper/210:02:372
71390rcu_preempt19615-21sh10:46:150
71390rcu_preempt19615-21sh10:46:150
71390rcu_preempt1552-21taskset12:07:300
71390rcu_preempt1552-21taskset12:07:300
71390rcu_preempt15348-1kworker/2:0H10:42:062
71390rcu_preempt15348-1kworker/2:0H10:42:062
71390rcu_preempt0-21swapper/012:31:010
71390rcu_preempt0-21swapper/012:31:010
71390rcu_preempt0-21swapper/012:12:340
71390rcu_preempt0-21swapper/012:12:340
71390rcu_preempt0-21swapper/011:39:170
71390rcu_preempt0-21swapper/011:39:170
71390rcu_preempt0-21swapper/010:51:520
71390rcu_preempt0-21swapper/010:51:520
71390rcu_preempt0-21swapper/010:31:050
71390rcu_preempt0-21swapper/010:31:050
71390rcu_preempt0-21swapper/010:31:050
71390rcu_preempt0-21swapper/010:02:290
71390rcu_preempt0-21swapper/010:02:290
46050390irq/122-QManpo574-2110:48:550
46050390irq/122-QManpo574-2110:48:550
46050390irq/122-QManpo574-2110:48:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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