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2026-03-24 - 15:39
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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 Mar 24, 2026 12:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71590rcu_preempt0-21swapper/310:58:353
71590rcu_preempt0-21swapper/310:58:353
71490rcu_preempt0-21swapper/010:07:070
71490rcu_preempt0-21swapper/010:07:070
46050450irq/122-QManpo13131-2110:48:550
46050450irq/122-QManpo13131-2110:48:550
46250440irq/120-QManpo2847-2110:48:551
46250440irq/120-QManpo2847-2110:48:551
46250440irq/120-QManpo2847-2110:48:551
46050440irq/122-QManpo1819-2110:48:550
46050440irq/122-QManpo1819-2110:48:550
46050440irq/122-QManpo1819-2110:48:550
71420rcu_preempt0-21swapper/012:05:110
71420rcu_preempt0-21swapper/012:05:110
71420rcu_preempt0-21swapper/010:43:570
71420rcu_preempt0-21swapper/010:43:570
71420rcu_preempt0-21swapper/010:43:570
46050410irq/122-QManpo989-2110:48:550
46050410irq/122-QManpo989-2110:48:550
46050410irq/122-QManpo989-2110:48:550
71400rcu_preempt10948-1kworker/2:2H09:23:252
71400rcu_preempt10948-1kworker/2:2H09:23:252
71400rcu_preempt10948-1kworker/2:2H09:23:252
71400rcu_preempt0-21swapper/207:32:152
71400rcu_preempt0-21swapper/207:32:152
71400rcu_preempt0-21swapper/111:02:151
71400rcu_preempt0-21swapper/111:02:151
71400rcu_preempt0-21swapper/111:02:151
71400rcu_preempt0-21swapper/012:37:560
71400rcu_preempt0-21swapper/012:37:560
71400rcu_preempt0-21swapper/012:37:560
71400rcu_preempt0-21swapper/011:26:490
71400rcu_preempt0-21swapper/011:26:490
71400rcu_preempt0-21swapper/011:26:490
71400rcu_preempt0-21swapper/011:11:460
71400rcu_preempt0-21swapper/011:11:460
71400rcu_preempt0-21swapper/011:11:460
71400rcu_preempt0-21swapper/009:21:310
71400rcu_preempt0-21swapper/009:21:310
71400rcu_preempt0-21swapper/009:21:310
46050400irq/122-QManpo27865-2110:48:550
46050400irq/122-QManpo27865-2110:48:550
71390rcu_preempt13995-21forks10:27:121
71390rcu_preempt13995-21forks10:27:121
71390rcu_preempt0-21swapper/107:27:091
71390rcu_preempt0-21swapper/107:27:091
71390rcu_preempt0-21swapper/107:27:091
71390rcu_preempt0-21swapper/012:27:590
71390rcu_preempt0-21swapper/012:27:590
71390rcu_preempt0-21swapper/012:27:590
71390rcu_preempt0-21swapper/011:06:000
71390rcu_preempt0-21swapper/011:06:000
71390rcu_preempt0-21swapper/011:06:000
71390rcu_preempt0-21swapper/007:27:230
71390rcu_preempt0-21swapper/007:27:230
71390rcu_preempt0-21swapper/007:27:230
46050390irq/122-QManpo32206-2110:48:550
46050390irq/122-QManpo32206-2110:48:550
46050390irq/122-QManpo32206-2110:48:550
71380rcu_preempt26032-21sshd09:51:201
71380rcu_preempt26032-21sshd09:51:201
71380rcu_preempt0-21swapper/112:26:451
71380rcu_preempt0-21swapper/112:26:451
71380rcu_preempt0-21swapper/012:12:260
71380rcu_preempt0-21swapper/012:12:260
46050380irq/122-QManpo20826-2110:48:550
46050380irq/122-QManpo20826-2110:48:550
46050380irq/122-QManpo20826-2110:48:550
71370rcu_preempt775-1kworker/1:0H10:06:011
71370rcu_preempt775-1kworker/1:0H10:06:011
71370rcu_preempt775-1kworker/1:0H10:06:011
71370rcu_preempt0-21swapper/212:05:132
71370rcu_preempt0-21swapper/212:05:132
71370rcu_preempt0-21swapper/211:28:242
71370rcu_preempt0-21swapper/211:28:242
71370rcu_preempt0-21swapper/211:28:242
71370rcu_preempt0-21swapper/210:04:342
71370rcu_preempt0-21swapper/210:04:342
71370rcu_preempt0-21swapper/210:04:342
71370rcu_preempt0-21swapper/110:26:541
71370rcu_preempt0-21swapper/110:26:541
71370rcu_preempt0-21swapper/110:26:541
71370rcu_preempt0-21swapper/109:27:511
71370rcu_preempt0-21swapper/109:27:511
71370rcu_preempt0-21swapper/109:27:511
71370rcu_preempt0-21swapper/011:20:540
71370rcu_preempt0-21swapper/011:20:540
71370rcu_preempt0-21swapper/011:20:540
71370rcu_preempt0-21swapper/011:14:350
71370rcu_preempt0-21swapper/011:14:350
71370rcu_preempt0-21swapper/010:36:580
71370rcu_preempt0-21swapper/010:36:580
71370rcu_preempt0-21swapper/010:36:580
71370rcu_preempt0-21swapper/009:25:190
71370rcu_preempt0-21swapper/009:25:190
71370rcu_preempt0-21swapper/009:25:190
71370rcu_preempt0-21swapper/008:26:570
71370rcu_preempt0-21swapper/008:26:570
71360rcu_preempt5159-1kworker/2:0H09:16:182
71360rcu_preempt5159-1kworker/2:0H09:16:182
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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