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2026-05-04 - 09:04
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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 04, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71640rcu_preempt0-21swapper/221:54:152
71640rcu_preempt0-21swapper/221:54:152
71640rcu_preempt0-21swapper/221:54:152
71640rcu_preempt0-21swapper/000:22:130
71640rcu_preempt0-21swapper/000:22:130
71640rcu_preempt0-21swapper/000:22:130
71570rcu_preempt0-21swapper/323:37:123
71570rcu_preempt0-21swapper/323:37:123
71470rcu_preempt0-21swapper/022:21:380
71470rcu_preempt0-21swapper/022:21:380
71430rcu_preempt0-21swapper/119:53:061
71430rcu_preempt0-21swapper/119:53:061
46050430irq/122-QManpo17814-210
46050430irq/122-QManpo17814-210
71420rcu_preempt21317-1kworker/0:1H23:42:410
71420rcu_preempt21317-1kworker/0:1H23:42:410
71420rcu_preempt0-21swapper/123:47:441
71420rcu_preempt0-21swapper/123:47:441
71420rcu_preempt0-21swapper/123:47:441
71420rcu_preempt0-21swapper/021:34:200
71420rcu_preempt0-21swapper/021:34:200
46050420irq/122-QManpo0-210
46050420irq/122-QManpo0-210
1795199423cyclictest0-21swapper/323:03:493
1795199423cyclictest0-21swapper/323:03:493
99750410irq/38-i2c-mpc0-21swapper/120:30:461
99750410irq/38-i2c-mpc0-21swapper/120:30:461
71410rcu_preempt23583-1ssh00:18:082
71410rcu_preempt23583-1ssh00:18:082
71410rcu_preempt23583-1ssh00:18:082
71410rcu_preempt0-21swapper/222:00:452
71410rcu_preempt0-21swapper/222:00:452
71410rcu_preempt0-21swapper/123:10:431
71410rcu_preempt0-21swapper/123:10:431
71410rcu_preempt0-21swapper/123:10:431
71410rcu_preempt0-21swapper/123:10:431
71410rcu_preempt0-21swapper/100:25:211
71410rcu_preempt0-21swapper/100:25:211
71410rcu_preempt0-21swapper/100:25:211
71410rcu_preempt0-21swapper/023:24:540
71410rcu_preempt0-21swapper/023:24:540
71410rcu_preempt0-21swapper/023:24:540
71400rcu_preempt6555-21uname21:48:070
71400rcu_preempt6555-21uname21:48:070
71400rcu_preempt16528-21diskmemload23:06:080
71400rcu_preempt16528-21diskmemload23:06:080
71400rcu_preempt0-21swapper/221:48:302
71400rcu_preempt0-21swapper/221:48:302
71400rcu_preempt0-21swapper/022:25:330
71400rcu_preempt0-21swapper/022:25:330
71400rcu_preempt0-21swapper/000:42:400
71400rcu_preempt0-21swapper/000:42:400
71400rcu_preempt0-21swapper/000:42:400
71400rcu_preempt0-21swapper/000:32:520
71400rcu_preempt0-21swapper/000:32:520
46250400irq/120-QManpo0-2110:48:551
46250400irq/120-QManpo0-2110:48:551
71390rcu_preempt0-21swapper/221:24:282
71390rcu_preempt0-21swapper/221:24:282
71390rcu_preempt0-21swapper/221:24:282
71390rcu_preempt0-21swapper/123:39:321
71390rcu_preempt0-21swapper/123:39:321
71390rcu_preempt0-21swapper/022:09:560
71390rcu_preempt0-21swapper/022:09:560
71390rcu_preempt0-21swapper/022:09:560
71390rcu_preempt0-21swapper/000:03:080
71390rcu_preempt0-21swapper/000:03:080
71390rcu_preempt0-21swapper/000:03:080
2899390migration/317510-21taskset19:08:573
2899390migration/317510-21taskset19:08:573
71380rcu_preempt0-21swapper/321:15:403
71380rcu_preempt0-21swapper/321:15:403
71380rcu_preempt0-21swapper/121:22:551
71380rcu_preempt0-21swapper/121:22:551
71380rcu_preempt0-21swapper/121:22:551
71380rcu_preempt0-21swapper/100:07:391
71380rcu_preempt0-21swapper/100:07:391
71380rcu_preempt0-21swapper/100:07:391
71380rcu_preempt0-21swapper/022:38:000
71380rcu_preempt0-21swapper/022:38:000
71380rcu_preempt0-21swapper/022:38:000
71380rcu_preempt0-21swapper/021:44:130
71380rcu_preempt0-21swapper/021:44:130
71380rcu_preempt0-21swapper/021:44:130
46050380irq/122-QManpo14183-2110:48:550
46050380irq/122-QManpo14183-2110:48:550
46050380irq/122-QManpo14183-2110:48:550
46050380irq/122-QManpo11975-210
46050380irq/122-QManpo11975-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
46050380irq/122-QManpo0-210
71370rcu_preempt9754-21/usr/sbin/munin20:38:061
71370rcu_preempt9754-21/usr/sbin/munin20:38:061
71370rcu_preempt8080-21sh23:49:281
71370rcu_preempt8080-21sh23:49:281
71370rcu_preempt8080-21sh23:49:281
71370rcu_preempt7370-21/usr/sbin/munin23:48:080
71370rcu_preempt7370-21/usr/sbin/munin23:48:080
71370rcu_preempt7370-21/usr/sbin/munin23:48:080
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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