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2026-05-18 - 17:47
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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 Mon May 18, 2026 12:44:11)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46050490irq/122-QManpo4095-2110:48:550
46050490irq/122-QManpo4095-2110:48:550
71480rcu_preempt0-21swapper/009:04:040
71480rcu_preempt0-21swapper/009:04:040
71480rcu_preempt0-21swapper/009:04:040
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt16358-21sh10:33:570
71430rcu_preempt0-21swapper/312:03:273
71430rcu_preempt0-21swapper/312:03:273
71430rcu_preempt0-21swapper/312:03:273
71420rcu_preempt0-21swapper/012:09:350
71420rcu_preempt0-21swapper/012:09:350
71420rcu_preempt0-21swapper/012:09:350
71420rcu_preempt0-21swapper/010:43:540
71420rcu_preempt0-21swapper/010:43:540
71420rcu_preempt0-21swapper/010:43:540
46450420irq/118-QManpo3990-2110:48:552
46450420irq/118-QManpo3990-2110:48:552
46050420irq/122-QManpo1959-2110:48:550
71410rcu_preempt8808-21taskset07:25:210
71410rcu_preempt8808-21taskset07:25:210
71410rcu_preempt1959-21runrttasks08:38:211
71410rcu_preempt1959-21runrttasks08:38:211
71410rcu_preempt17232-21kworker/3:112:33:073
71410rcu_preempt17232-21kworker/3:112:33:073
71410rcu_preempt17232-21kworker/3:112:33:073
71410rcu_preempt0-21swapper/012:23:290
71410rcu_preempt0-21swapper/012:23:290
71410rcu_preempt0-21swapper/012:23:290
71410rcu_preempt0-21swapper/012:16:090
71410rcu_preempt0-21swapper/012:16:090
71410rcu_preempt0-21swapper/011:35:110
71410rcu_preempt0-21swapper/011:35:110
71410rcu_preempt0-21swapper/011:35:110
71400rcu_preempt9837-21sendmail-msp10:25:271
71400rcu_preempt9837-21sendmail-msp10:25:271
71400rcu_preempt20466-21sendmail-msp10:43:321
71400rcu_preempt20466-21sendmail-msp10:43:321
71400rcu_preempt20466-21sendmail-msp10:43:321
71400rcu_preempt1959-21runrttasks09:28:190
71400rcu_preempt1959-21runrttasks09:28:190
71400rcu_preempt1959-21runrttasks09:28:190
71400rcu_preempt0-21swapper/309:38:233
71400rcu_preempt0-21swapper/309:38:233
71400rcu_preempt0-21swapper/309:38:233
71400rcu_preempt0-21swapper/309:38:233
71400rcu_preempt0-21swapper/210:49:132
71400rcu_preempt0-21swapper/210:49:132
71390rcu_preempt9837-21sendmail-msp10:37:512
71390rcu_preempt9837-21sendmail-msp10:37:512
71390rcu_preempt9837-21sendmail-msp10:37:512
71390rcu_preempt19188-21sh09:38:091
71390rcu_preempt19188-21sh09:38:091
71390rcu_preempt19188-21sh09:38:091
71390rcu_preempt19188-21sh09:38:091
71390rcu_preempt11108-1sh12:26:333
71390rcu_preempt11108-1sh12:26:333
71390rcu_preempt11108-1sh12:26:333
71390rcu_preempt0-21swapper/011:52:130
71390rcu_preempt0-21swapper/011:52:130
71390rcu_preempt0-21swapper/011:52:130
71390rcu_preempt0-21swapper/011:14:430
71390rcu_preempt0-21swapper/011:14:430
71390rcu_preempt0-21swapper/011:14:430
71390rcu_preempt0-21swapper/010:54:240
71390rcu_preempt0-21swapper/010:54:240
71390rcu_preempt0-21swapper/010:54:240
71390rcu_preempt0-21swapper/010:40:100
71390rcu_preempt0-21swapper/010:40:100
46250390irq/120-QManpo0-2110:48:551
46250390irq/120-QManpo0-2110:48:551
71380rcu_preempt4606-21unixbench_singl12:13:251
71380rcu_preempt4606-21unixbench_singl12:13:251
71380rcu_preempt0-21swapper/110:51:301
71380rcu_preempt0-21swapper/110:51:301
71380rcu_preempt0-21swapper/012:36:400
71380rcu_preempt0-21swapper/012:36:400
71380rcu_preempt0-21swapper/012:36:400
71380rcu_preempt0-21swapper/012:29:320
71380rcu_preempt0-21swapper/012:29:320
71380rcu_preempt0-21swapper/011:25:170
71380rcu_preempt0-21swapper/011:25:170
71380rcu_preempt0-21swapper/011:25:170
71380rcu_preempt0-21swapper/010:15:280
71380rcu_preempt0-21swapper/010:15:280
71380rcu_preempt0-21swapper/010:15:280
71380rcu_preempt0-21swapper/009:48:380
71380rcu_preempt0-21swapper/009:48:380
71380rcu_preempt0-21swapper/009:48:380
71380rcu_preempt0-21swapper/008:49:140
71380rcu_preempt0-21swapper/008:49:140
71380rcu_preempt0-21swapper/008:49:140
46050380irq/122-QManpo6527-2110:48:550
46050380irq/122-QManpo6527-2110:48:550
46050380irq/122-QManpo6527-2110:48:550
46050380irq/122-QManpo20201-2110:48:550
46050380irq/122-QManpo20201-2110:48:550
46050380irq/122-QManpo12816-2110:48:550
46050380irq/122-QManpo12816-2110:48:550
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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