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2026-06-24 - 01:03
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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 23, 2026 12:44:18)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71700rcu_preempt0-21swapper/110:33:301
71700rcu_preempt0-21swapper/110:33:301
71700rcu_preempt0-21swapper/110:33:301
71540rcu_preempt0-21swapper/012:41:320
71540rcu_preempt0-21swapper/012:41:320
71540rcu_preempt0-21swapper/012:41:320
71500rcu_preempt11792-1kworker/0:0H08:03:370
71500rcu_preempt11792-1kworker/0:0H08:03:370
71490rcu_preempt0-21swapper/009:52:010
71490rcu_preempt0-21swapper/009:52:010
71490rcu_preempt0-21swapper/009:52:010
71490rcu_preempt0-21swapper/009:52:010
71480rcu_preempt0-21swapper/212:29:422
71480rcu_preempt0-21swapper/212:29:422
71480rcu_preempt0-21swapper/209:23:422
71480rcu_preempt0-21swapper/209:23:422
71480rcu_preempt0-21swapper/209:23:422
110532480chrt46650irq/116-QMan10:48:553
110532480chrt46650irq/116-QMan10:48:553
71470rcu_preempt0-21swapper/008:03:520
71470rcu_preempt0-21swapper/008:03:520
71470rcu_preempt0-21swapper/008:03:520
71460rcu_preempt21310-1kworker/2:0H07:09:042
71460rcu_preempt21310-1kworker/2:0H07:09:042
46250460irq/120-QManpo31967-2110:48:551
46250460irq/120-QManpo31967-2110:48:551
71450rcu_preempt31548-1kworker/0:0H12:20:280
71450rcu_preempt31548-1kworker/0:0H12:20:280
71450rcu_preempt0-21swapper/011:34:070
71450rcu_preempt0-21swapper/011:34:070
71440rcu_preempt19835-21copy10:53:420
71440rcu_preempt19835-21copy10:53:420
71440rcu_preempt19835-21copy10:53:420
71440rcu_preempt0-21swapper/311:38:573
71440rcu_preempt0-21swapper/311:38:573
71440rcu_preempt0-21swapper/212:16:042
71440rcu_preempt0-21swapper/212:16:042
71440rcu_preempt0-21swapper/011:58:570
71440rcu_preempt0-21swapper/011:58:570
71440rcu_preempt0-21swapper/011:58:570
71430rcu_preempt0-21swapper/010:24:450
71430rcu_preempt0-21swapper/010:24:450
71430rcu_preempt0-21swapper/010:24:450
71430rcu_preempt0-21swapper/007:09:040
71430rcu_preempt0-21swapper/007:09:040
71420rcu_preempt6368-21latency12:33:590
71420rcu_preempt6368-21latency12:33:590
71420rcu_preempt2095-21192.168.115.40-11:21:532
71420rcu_preempt2095-21192.168.115.40-11:21:532
71420rcu_preempt2095-21192.168.115.40-11:21:532
71420rcu_preempt0-21swapper/212:00:002
71420rcu_preempt0-21swapper/212:00:002
71420rcu_preempt0-21swapper/212:00:002
71420rcu_preempt0-21swapper/210:38:552
71420rcu_preempt0-21swapper/210:38:552
71420rcu_preempt0-21swapper/210:38:552
71420rcu_preempt0-21swapper/009:24:040
71420rcu_preempt0-21swapper/009:24:040
71420rcu_preempt0-21swapper/009:24:040
71410rcu_preempt20539-21ssh10:54:020
71410rcu_preempt20539-21ssh10:54:020
71410rcu_preempt20539-21ssh10:54:020
71410rcu_preempt0-21swapper/010:37:350
71410rcu_preempt0-21swapper/010:37:350
71410rcu_preempt0-21swapper/010:37:350
71410rcu_preempt0-21swapper/009:47:340
71410rcu_preempt0-21swapper/009:47:340
71400rcu_preempt15635-21kworker/0:409:15:210
71400rcu_preempt15635-21kworker/0:409:15:210
71400rcu_preempt14945-21copy08:08:433
71400rcu_preempt14945-21copy08:08:433
71400rcu_preempt11515-21meminfo09:33:560
71400rcu_preempt11515-21meminfo09:33:560
71400rcu_preempt0-21swapper/211:46:232
71400rcu_preempt0-21swapper/211:46:232
71400rcu_preempt0-21swapper/211:46:232
71400rcu_preempt0-21swapper/210:25:202
71400rcu_preempt0-21swapper/210:25:202
71400rcu_preempt0-21swapper/210:25:202
71400rcu_preempt0-21swapper/111:45:291
71400rcu_preempt0-21swapper/111:45:291
71400rcu_preempt0-21swapper/111:45:291
71400rcu_preempt0-21swapper/110:08:201
71400rcu_preempt0-21swapper/110:08:201
71400rcu_preempt0-21swapper/010:39:310
71400rcu_preempt0-21swapper/010:39:310
71400rcu_preempt0-21swapper/010:39:310
71390rcu_preempt22511-21kworker/2:511:38:552
71390rcu_preempt22511-21kworker/2:511:38:552
71390rcu_preempt18040-21sh09:45:182
71390rcu_preempt18040-21sh09:45:182
71390rcu_preempt16679-1kworker/2:2H10:54:042
71390rcu_preempt16679-1kworker/2:2H10:54:042
71390rcu_preempt16679-1kworker/2:2H10:54:042
71390rcu_preempt11792-1kworker/0:0H07:54:500
71390rcu_preempt11792-1kworker/0:0H07:54:500
71390rcu_preempt10961-21cat09:33:372
71390rcu_preempt10961-21cat09:33:372
71390rcu_preempt0-21swapper/210:30:582
71390rcu_preempt0-21swapper/210:30:582
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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