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2025-12-09 - 15:51
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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 Dec 09, 2025 12:54:06)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71540rcu_preempt0-21swapper/211:03:032
71540rcu_preempt0-21swapper/211:03:032
46050460irq/122-QManpo8626-2109:24:360
46050460irq/122-QManpo8626-2109:24:360
100550460irq/38-i2c-mpc0-21swapper/111:33:271
100550460irq/38-i2c-mpc0-21swapper/111:33:271
100550460irq/38-i2c-mpc0-21swapper/111:33:271
71430rcu_preempt0-21swapper/210:18:202
71430rcu_preempt0-21swapper/210:18:202
71430rcu_preempt0-21swapper/210:18:202
71430rcu_preempt0-21swapper/010:12:140
71430rcu_preempt0-21swapper/010:12:140
71420rcu_preempt0-21swapper/211:32:582
71420rcu_preempt0-21swapper/211:32:582
1599410migration/015524-21taskset09:11:310
1599410migration/015524-21taskset09:11:310
71400rcu_preempt0-21swapper/212:38:222
71400rcu_preempt0-21swapper/212:38:222
71390rcu_preempt7880-1kworker/0:0H11:18:240
71390rcu_preempt7880-1kworker/0:0H11:18:240
71390rcu_preempt0-21swapper/011:17:570
71390rcu_preempt0-21swapper/011:17:570
46050390irq/122-QManpo20512-2109:24:360
46050390irq/122-QManpo20512-2109:24:360
71380rcu_preempt6367-21kworker/1:008:43:211
71380rcu_preempt6367-21kworker/1:008:43:211
71380rcu_preempt0-21swapper/310:25:503
71380rcu_preempt0-21swapper/310:25:503
71380rcu_preempt0-21swapper/211:33:362
71380rcu_preempt0-21swapper/211:33:362
71380rcu_preempt0-21swapper/211:33:362
71380rcu_preempt0-21swapper/111:57:201
71380rcu_preempt0-21swapper/111:57:201
71380rcu_preempt0-21swapper/110:35:591
71380rcu_preempt0-21swapper/110:35:591
71380rcu_preempt0-21swapper/013:03:520
71380rcu_preempt0-21swapper/013:03:520
71380rcu_preempt0-21swapper/012:24:360
71380rcu_preempt0-21swapper/012:24:360
71380rcu_preempt0-21swapper/012:24:360
46050380irq/122-QManpo740-2109:24:360
46050380irq/122-QManpo740-2109:24:360
46050380irq/122-QManpo27344-210
46050380irq/122-QManpo27344-210
71370rcu_preempt7107-21meminfo12:18:190
71370rcu_preempt7107-21meminfo12:18:190
71370rcu_preempt11804-21cron12:27:541
71370rcu_preempt11804-21cron12:27:541
71370rcu_preempt11804-21cron12:27:541
71370rcu_preempt0-21swapper/211:18:042
71370rcu_preempt0-21swapper/211:18:042
71370rcu_preempt0-21swapper/012:41:240
71370rcu_preempt0-21swapper/012:41:240
71370rcu_preempt0-21swapper/011:33:010
71370rcu_preempt0-21swapper/009:19:500
71370rcu_preempt0-21swapper/009:19:500
46050370irq/122-QManpo28088-2109:24:360
46050370irq/122-QManpo28088-2109:24:360
46050370irq/122-QManpo28088-2109:24:360
46050370irq/122-QManpo14688-2109:24:360
46050370irq/122-QManpo14688-2109:24:360
71360rcu_preempt30128-21seq09:52:592
71360rcu_preempt30128-21seq09:52:592
71360rcu_preempt30128-21seq09:52:592
71360rcu_preempt22742-21cyclictest12:28:580
71360rcu_preempt22742-21cyclictest12:28:580
71360rcu_preempt13121-21cron11:27:541
71360rcu_preempt13121-21cron11:27:541
71360rcu_preempt13121-21cron11:27:541
71360rcu_preempt0-21swapper/112:28:441
71360rcu_preempt0-21swapper/112:28:441
71360rcu_preempt0-21swapper/110:52:381
71360rcu_preempt0-21swapper/110:52:381
71360rcu_preempt0-21swapper/110:42:001
71360rcu_preempt0-21swapper/110:42:001
71360rcu_preempt0-21swapper/109:52:441
71360rcu_preempt0-21swapper/109:52:441
71360rcu_preempt0-21swapper/109:52:441
71360rcu_preempt0-21swapper/109:43:201
71360rcu_preempt0-21swapper/109:43:201
71360rcu_preempt0-21swapper/010:43:570
71360rcu_preempt0-21swapper/010:43:570
71360rcu_preempt0-21swapper/010:06:260
71360rcu_preempt0-21swapper/010:06:260
71360rcu_preempt0-21swapper/009:45:260
71360rcu_preempt0-21swapper/009:45:260
71360rcu_preempt0-21swapper/009:38:000
71360rcu_preempt0-21swapper/009:38:000
46050360irq/122-QManpo30593-2109:24:360
46050360irq/122-QManpo30593-2109:24:360
46050360irq/122-QManpo27415-2109:24:360
46050360irq/122-QManpo27415-2109:24:360
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
46050360irq/122-QManpo0-210
100550360irq/38-i2c-mpc25614-21meminfo10:48:150
100550360irq/38-i2c-mpc25614-21meminfo10:48:150
95222350sleep06099-1kworker/0:2H10:16:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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