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2025-11-23 - 15:16
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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 Sun Nov 23, 2025 12:54:03)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71570rcu_preempt0-21swapper/309:56:043
71570rcu_preempt0-21swapper/309:56:043
71530rcu_preempt0-21swapper/109:37:461
71530rcu_preempt0-21swapper/109:37:461
71430rcu_preempt0-21swapper/309:07:453
71430rcu_preempt0-21swapper/309:07:453
71430rcu_preempt0-21swapper/209:58:292
71430rcu_preempt0-21swapper/209:58:292
71430rcu_preempt0-21swapper/013:09:200
71430rcu_preempt0-21swapper/013:09:200
71430rcu_preempt0-21swapper/013:09:200
71430rcu_preempt0-21swapper/013:09:200
71410rcu_preempt19647-1taskset12:31:540
71410rcu_preempt19647-1taskset12:31:540
71400rcu_preempt2453-21taskset10:56:250
71400rcu_preempt2453-21taskset10:56:250
71400rcu_preempt0-21swapper/212:01:322
71400rcu_preempt0-21swapper/212:01:322
71400rcu_preempt0-21swapper/010:12:410
71400rcu_preempt0-21swapper/010:12:410
71400rcu_preempt0-21swapper/010:12:410
46050400irq/122-QManpo24911-2109:24:360
46050400irq/122-QManpo24911-2109:24:360
71390rcu_preempt26383-21kworker/1:211:43:041
71390rcu_preempt26383-21kworker/1:211:43:041
71390rcu_preempt0-21swapper/212:12:412
71390rcu_preempt0-21swapper/112:13:021
71390rcu_preempt0-21swapper/112:13:021
71390rcu_preempt0-21swapper/110:57:191
71390rcu_preempt0-21swapper/110:57:191
71390rcu_preempt0-21swapper/012:10:330
71390rcu_preempt0-21swapper/012:10:330
46050390irq/122-QManpo0-210
46050390irq/122-QManpo0-210
71380rcu_preempt27050-21apt-get09:37:482
71380rcu_preempt27050-21apt-get09:37:482
71380rcu_preempt14311-21apt-get08:52:550
71380rcu_preempt14311-21apt-get08:52:550
71380rcu_preempt14311-21apt-get08:52:550
71380rcu_preempt0-21swapper/308:52:563
71380rcu_preempt0-21swapper/308:52:563
71380rcu_preempt0-21swapper/308:52:563
71380rcu_preempt0-21swapper/209:52:582
71380rcu_preempt0-21swapper/209:52:582
71380rcu_preempt0-21swapper/111:26:021
71380rcu_preempt0-21swapper/111:26:021
71380rcu_preempt0-21swapper/012:17:290
71380rcu_preempt0-21swapper/012:17:290
71380rcu_preempt0-21swapper/009:38:190
71380rcu_preempt0-21swapper/009:38:190
46050380irq/122-QManpo26253-2109:24:360
46050380irq/122-QManpo26253-2109:24:360
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
71370rcu_preempt24569-21latency09:27:560
71370rcu_preempt24569-21latency09:27:560
71370rcu_preempt20521-21taskset11:30:471
71370rcu_preempt20521-21taskset11:30:471
71370rcu_preempt0-21swapper/212:03:172
71370rcu_preempt0-21swapper/212:03:172
71370rcu_preempt0-21swapper/112:22:401
71370rcu_preempt0-21swapper/112:22:401
71370rcu_preempt0-21swapper/011:53:000
71370rcu_preempt0-21swapper/011:53:000
71370rcu_preempt0-21swapper/010:50:440
71370rcu_preempt0-21swapper/010:50:440
71370rcu_preempt0-21swapper/010:40:060
71370rcu_preempt0-21swapper/010:40:060
71370rcu_preempt0-21swapper/010:18:580
71370rcu_preempt0-21swapper/010:18:580
71370rcu_preempt0-21swapper/010:18:580
46050370irq/122-QManpo20064-2109:24:360
46050370irq/122-QManpo20064-2109:24:360
71360rcu_preempt8668-21sh13:11:201
71360rcu_preempt8668-21sh13:11:201
71360rcu_preempt8668-21sh13:11:201
71360rcu_preempt8668-21sh13:11:201
71360rcu_preempt0-21swapper/211:38:392
71360rcu_preempt0-21swapper/211:38:392
71360rcu_preempt0-21swapper/113:04:591
71360rcu_preempt0-21swapper/113:04:591
71360rcu_preempt0-21swapper/111:20:461
71360rcu_preempt0-21swapper/111:20:461
71360rcu_preempt0-21swapper/111:20:461
71360rcu_preempt0-21swapper/110:23:561
71360rcu_preempt0-21swapper/110:23:561
71360rcu_preempt0-21swapper/012:39:520
71360rcu_preempt0-21swapper/012:39:520
71360rcu_preempt0-21swapper/012:34:490
71360rcu_preempt0-21swapper/012:34:490
71360rcu_preempt0-21swapper/012:34:490
71360rcu_preempt0-21swapper/011:34:190
71360rcu_preempt0-21swapper/011:34:190
71360rcu_preempt0-21swapper/010:43:120
71360rcu_preempt0-21swapper/010:43:120
71360rcu_preempt0-21swapper/010:43:120
71360rcu_preempt0-21swapper/010:06:470
71360rcu_preempt0-21swapper/010:06:470
46050360irq/122-QManpo2561-210
46050360irq/122-QManpo2561-210
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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