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2026-05-16 - 17:38
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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 Sat May 16, 2026 12:44:09)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71610rcu_preempt0-21swapper/312:34:583
71610rcu_preempt0-21swapper/312:34:583
71450rcu_preempt0-21swapper/110:23:001
71450rcu_preempt0-21swapper/011:10:080
71450rcu_preempt0-21swapper/011:10:080
71450rcu_preempt0-21swapper/011:10:080
71440rcu_preempt5230-21apt-get10:48:060
71440rcu_preempt5230-21apt-get10:48:060
71440rcu_preempt5230-21apt-get10:48:060
71440rcu_preempt12201-21ssh09:59:300
71440rcu_preempt12201-21ssh09:59:300
71440rcu_preempt0-21swapper/012:03:050
71440rcu_preempt0-21swapper/012:03:050
71440rcu_preempt0-21swapper/012:03:050
71440rcu_preempt0-21swapper/008:22:320
71440rcu_preempt0-21swapper/008:22:320
46250440irq/120-QManpo17063-2110:48:551
46250440irq/120-QManpo17063-2110:48:551
46050440irq/122-QManpo0-210
46050440irq/122-QManpo0-210
71430rcu_preempt0-21swapper/009:11:380
71430rcu_preempt0-21swapper/009:11:380
71420rcu_preempt0-21swapper/309:24:283
71420rcu_preempt0-21swapper/309:24:283
71420rcu_preempt0-21swapper/309:24:283
71420rcu_preempt0-21swapper/011:34:000
71420rcu_preempt0-21swapper/011:34:000
71420rcu_preempt0-21swapper/007:43:110
71420rcu_preempt0-21swapper/007:43:110
71410rcu_preempt7730-21copy08:32:591
71410rcu_preempt7730-21copy08:32:591
71410rcu_preempt7730-21copy08:32:591
71410rcu_preempt7730-21copy08:32:591
71410rcu_preempt0-21swapper/310:12:543
71410rcu_preempt0-21swapper/310:12:543
71410rcu_preempt0-21swapper/111:47:571
71410rcu_preempt0-21swapper/111:47:571
71410rcu_preempt0-21swapper/111:47:571
71410rcu_preempt0-21swapper/010:23:390
71410rcu_preempt0-21swapper/010:23:390
71410rcu_preempt0-21swapper/010:23:390
71410rcu_preempt0-21swapper/007:58:130
71410rcu_preempt0-21swapper/007:58:130
71400rcu_preempt14877-21ssh10:04:130
71400rcu_preempt14877-21ssh10:04:130
71400rcu_preempt14877-21ssh10:04:130
71400rcu_preempt0-21swapper/109:46:241
71400rcu_preempt0-21swapper/109:46:241
71400rcu_preempt0-21swapper/109:46:241
71400rcu_preempt0-21swapper/009:38:200
71400rcu_preempt0-21swapper/009:38:200
71390rcu_preempt7830-21chrt10:53:032
71390rcu_preempt7830-21chrt10:53:032
71390rcu_preempt3032-1sed10:43:142
71390rcu_preempt3032-1sed10:43:142
71390rcu_preempt21956-21basename09:18:073
71390rcu_preempt21956-21basename09:18:073
71390rcu_preempt0-21swapper/111:30:091
71390rcu_preempt0-21swapper/111:30:091
71390rcu_preempt0-21swapper/111:30:091
71390rcu_preempt0-21swapper/012:29:010
71390rcu_preempt0-21swapper/012:29:010
71390rcu_preempt0-21swapper/012:24:350
71390rcu_preempt0-21swapper/012:24:350
71390rcu_preempt0-21swapper/012:24:350
71390rcu_preempt0-21swapper/011:45:250
71390rcu_preempt0-21swapper/011:45:250
71390rcu_preempt0-21swapper/011:45:250
71390rcu_preempt0-21swapper/011:15:500
71390rcu_preempt0-21swapper/011:15:500
71390rcu_preempt0-21swapper/011:15:500
71390rcu_preempt0-21swapper/010:58:020
71390rcu_preempt0-21swapper/010:33:280
71390rcu_preempt0-21swapper/010:33:280
71390rcu_preempt0-21swapper/010:33:280
71390rcu_preempt0-21swapper/010:18:190
71390rcu_preempt0-21swapper/010:18:190
71390rcu_preempt0-21swapper/010:18:190
71390rcu_preempt0-21swapper/010:08:200
71390rcu_preempt0-21swapper/010:08:200
71390rcu_preempt0-21swapper/009:05:310
71390rcu_preempt0-21swapper/009:05:310
71380rcu_preempt23355-21sendmail-msp12:27:511
71380rcu_preempt23355-21sendmail-msp12:27:511
71380rcu_preempt23355-21sendmail-msp12:27:511
71380rcu_preempt20551-1kworker/1:1H11:33:201
71380rcu_preempt20551-1kworker/1:1H11:33:201
71380rcu_preempt17921-21taskset07:12:583
71380rcu_preempt17921-21taskset07:12:583
71380rcu_preempt0-21swapper/311:56:333
71380rcu_preempt0-21swapper/311:56:333
71380rcu_preempt0-21swapper/311:31:233
71380rcu_preempt0-21swapper/311:31:233
71380rcu_preempt0-21swapper/311:31:233
71380rcu_preempt0-21swapper/212:06:202
71380rcu_preempt0-21swapper/212:06:202
71380rcu_preempt0-21swapper/212:06:202
71380rcu_preempt0-21swapper/210:07:532
71380rcu_preempt0-21swapper/210:07:532
71380rcu_preempt0-21swapper/210:07:532
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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