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2026-09-17 - 23:36
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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 Thu Sep 17, 2026 12:44:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71720rcu_preempt0-21swapper/109:10:241
71720rcu_preempt0-21swapper/109:10:241
71690rcu_preempt10639-1kworker/2:3H10:50:222
71690rcu_preempt10639-1kworker/2:3H10:50:222
46050520irq/122-QManpo22921-2110:48:550
46050520irq/122-QManpo22921-2110:48:550
71500rcu_preempt23813-21diskstats11:10:200
71500rcu_preempt23813-21diskstats11:10:200
71450rcu_preempt0-21swapper/211:50:122
71450rcu_preempt0-21swapper/211:50:122
71450rcu_preempt0-21swapper/110:07:061
71450rcu_preempt0-21swapper/110:07:061
71430rcu_preempt0-21swapper/210:45:122
71430rcu_preempt0-21swapper/210:45:122
71430rcu_preempt0-21swapper/009:35:050
71430rcu_preempt0-21swapper/009:35:050
46450430irq/118-QManpo22939-2110:48:552
46450430irq/118-QManpo22939-2110:48:552
71410rcu_preempt0-21swapper/111:45:251
71410rcu_preempt0-21swapper/111:45:251
71410rcu_preempt0-21swapper/108:46:061
71410rcu_preempt0-21swapper/108:46:061
71410rcu_preempt0-21swapper/010:23:130
71410rcu_preempt0-21swapper/010:23:130
71410rcu_preempt0-21swapper/010:23:130
71400rcu_preempt0-21swapper/211:19:412
71400rcu_preempt0-21swapper/211:19:412
71400rcu_preempt0-21swapper/109:15:371
71400rcu_preempt0-21swapper/109:15:371
71400rcu_preempt0-21swapper/108:05:301
71400rcu_preempt0-21swapper/108:05:301
71400rcu_preempt0-21swapper/012:22:300
71400rcu_preempt0-21swapper/012:22:300
71400rcu_preempt0-21swapper/012:22:300
71390rcu_preempt9650-21/usr/sbin/munin10:45:290
71390rcu_preempt9650-21/usr/sbin/munin10:45:290
71390rcu_preempt30932-21copy07:45:122
71390rcu_preempt30932-21copy07:45:122
71390rcu_preempt0-21swapper/109:35:201
71390rcu_preempt0-21swapper/109:35:201
71380rcu_preempt0-21swapper/109:45:321
71380rcu_preempt0-21swapper/109:45:321
71380rcu_preempt0-21swapper/108:26:121
71380rcu_preempt0-21swapper/108:26:121
71380rcu_preempt0-21swapper/012:10:110
71380rcu_preempt0-21swapper/012:10:110
71380rcu_preempt0-21swapper/012:10:110
71380rcu_preempt0-21swapper/012:00:570
71380rcu_preempt0-21swapper/012:00:570
71380rcu_preempt0-21swapper/011:30:200
71380rcu_preempt0-21swapper/011:30:200
71370rcu_preempt2265-21grep07:55:281
71370rcu_preempt2265-21grep07:55:281
71370rcu_preempt22145-21apt-get09:10:220
71370rcu_preempt22145-21apt-get09:10:220
71370rcu_preempt0-21swapper/211:10:112
71370rcu_preempt0-21swapper/211:10:112
71370rcu_preempt0-21swapper/112:05:221
71370rcu_preempt0-21swapper/112:05:221
71370rcu_preempt0-21swapper/107:55:021
71370rcu_preempt0-21swapper/107:55:021
71370rcu_preempt0-21swapper/012:35:250
71370rcu_preempt0-21swapper/012:35:250
71370rcu_preempt0-21swapper/011:40:440
71370rcu_preempt0-21swapper/011:40:440
71370rcu_preempt0-21swapper/010:27:250
71370rcu_preempt0-21swapper/010:27:250
71370rcu_preempt0-21swapper/009:45:570
71370rcu_preempt0-21swapper/009:45:570
71370rcu_preempt0-21swapper/009:25:140
71370rcu_preempt0-21swapper/009:25:140
71370rcu_preempt0-21swapper/008:05:130
71370rcu_preempt0-21swapper/008:05:130
71370rcu_preempt0-21swapper/007:30:290
71370rcu_preempt0-21swapper/007:30:290
46050370irq/122-QManpo1309-2110:48:550
46050370irq/122-QManpo1309-2110:48:550
71360rcu_preempt3004-21ssh10:32:522
71360rcu_preempt3004-21ssh10:32:522
71360rcu_preempt12180-21apt-get10:50:233
71360rcu_preempt12180-21apt-get10:50:233
71360rcu_preempt12149-21sh11:46:490
71360rcu_preempt12149-21sh11:46:490
71360rcu_preempt0-21swapper/311:45:553
71360rcu_preempt0-21swapper/311:45:553
71360rcu_preempt0-21swapper/307:45:213
71360rcu_preempt0-21swapper/307:45:213
71360rcu_preempt0-21swapper/211:37:052
71360rcu_preempt0-21swapper/211:37:052
71360rcu_preempt0-21swapper/111:18:401
71360rcu_preempt0-21swapper/111:18:401
71360rcu_preempt0-21swapper/012:31:150
71360rcu_preempt0-21swapper/012:31:150
71360rcu_preempt0-21swapper/012:31:150
71360rcu_preempt0-21swapper/012:06:320
71360rcu_preempt0-21swapper/012:06:320
71360rcu_preempt0-21swapper/011:03:230
71360rcu_preempt0-21swapper/011:03:230
71360rcu_preempt0-21swapper/009:42:470
71360rcu_preempt0-21swapper/009:42:470
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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