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2026-08-06 - 03:01
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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 Aug 06, 2026 00:44:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
71710rcu_preempt0-21swapper/222:12:262
71710rcu_preempt0-21swapper/222:12:262
71570rcu_preempt0-21swapper/000:04:300
71570rcu_preempt0-21swapper/000:04:300
71500rcu_preempt0-21swapper/220:44:292
71500rcu_preempt0-21swapper/220:44:292
71500rcu_preempt0-21swapper/021:35:100
71500rcu_preempt0-21swapper/021:35:100
71480rcu_preempt0-21swapper/023:43:440
71480rcu_preempt0-21swapper/023:43:440
71480rcu_preempt0-21swapper/023:43:440
71460rcu_preempt0-21swapper/022:09:170
71460rcu_preempt0-21swapper/022:09:170
71460rcu_preempt0-21swapper/022:09:170
71460rcu_preempt0-21swapper/021:05:520
71460rcu_preempt0-21swapper/021:05:520
71450rcu_preempt0-21swapper/221:39:282
71450rcu_preempt0-21swapper/221:39:282
71450rcu_preempt0-21swapper/000:42:270
71450rcu_preempt0-21swapper/000:42:270
71450rcu_preempt0-21swapper/000:42:270
71450rcu_preempt0-21swapper/000:14:260
71450rcu_preempt0-21swapper/000:14:260
71450rcu_preempt0-21swapper/000:14:260
46050450irq/122-QManpo0-210
46050450irq/122-QManpo0-210
71440rcu_preempt21963-1sh21:59:030
71440rcu_preempt21963-1sh21:59:030
71440rcu_preempt21963-1sh21:59:030
71440rcu_preempt0-21swapper/022:34:020
71440rcu_preempt0-21swapper/022:34:020
71440rcu_preempt0-21swapper/022:34:020
71430rcu_preempt0-21swapper/122:01:121
71430rcu_preempt0-21swapper/122:01:121
71430rcu_preempt0-21swapper/021:39:390
71430rcu_preempt0-21swapper/021:39:390
71430rcu_preempt0-21swapper/021:29:000
71430rcu_preempt0-21swapper/021:29:000
71420rcu_preempt0-21swapper/123:35:381
71420rcu_preempt0-21swapper/123:35:381
46250410irq/120-QManpo28241-211
46250410irq/120-QManpo28241-211
71400rcu_preempt2349-21kworker/0:023:04:570
71400rcu_preempt2349-21kworker/0:023:04:570
71400rcu_preempt2349-21kworker/0:023:04:570
71400rcu_preempt0-21swapper/223:45:332
71400rcu_preempt0-21swapper/223:45:332
71400rcu_preempt0-21swapper/200:09:192
71400rcu_preempt0-21swapper/200:09:192
71400rcu_preempt0-21swapper/021:22:200
71400rcu_preempt0-21swapper/021:22:200
71400rcu_preempt0-21swapper/021:22:200
71400rcu_preempt0-21swapper/021:22:200
71390rcu_preempt0-21swapper/200:19:172
71390rcu_preempt0-21swapper/200:19:172
71390rcu_preempt0-21swapper/200:19:172
71390rcu_preempt0-21swapper/123:04:301
71390rcu_preempt0-21swapper/123:04:301
71390rcu_preempt0-21swapper/123:04:301
71380rcu_preempt14928-1kworker/2:0H21:49:222
71380rcu_preempt14928-1kworker/2:0H21:49:222
71380rcu_preempt0-21swapper/221:34:552
71380rcu_preempt0-21swapper/221:34:552
71380rcu_preempt0-21swapper/123:44:181
71380rcu_preempt0-21swapper/123:44:181
71380rcu_preempt0-21swapper/123:44:181
71380rcu_preempt0-21swapper/100:19:411
71380rcu_preempt0-21swapper/100:19:411
71380rcu_preempt0-21swapper/100:19:411
71380rcu_preempt0-21swapper/023:39:240
71380rcu_preempt0-21swapper/022:50:410
71380rcu_preempt0-21swapper/022:50:410
71380rcu_preempt0-21swapper/022:12:100
71380rcu_preempt0-21swapper/022:12:100
71380rcu_preempt0-21swapper/000:34:580
71380rcu_preempt0-21swapper/000:34:580
71380rcu_preempt0-21swapper/000:20:040
71380rcu_preempt0-21swapper/000:20:040
71380rcu_preempt0-21swapper/000:20:040
46650380irq/116-QManpo27864-2110:48:553
46650380irq/116-QManpo27864-2110:48:553
71370rcu_preempt6883-21latency_hist22:29:230
71370rcu_preempt28777-21diskmemload00:14:381
71370rcu_preempt28777-21diskmemload00:14:381
71370rcu_preempt28777-21diskmemload00:14:381
71370rcu_preempt23698-21ssh22:59:012
71370rcu_preempt23698-21ssh22:59:012
71370rcu_preempt23698-21ssh22:59:012
71370rcu_preempt2214-21copy21:24:271
71370rcu_preempt0-21swapper/223:59:352
71370rcu_preempt0-21swapper/223:59:352
71370rcu_preempt0-21swapper/223:59:352
71370rcu_preempt0-21swapper/223:19:362
71370rcu_preempt0-21swapper/223:19:362
71370rcu_preempt0-21swapper/222:52:012
71370rcu_preempt0-21swapper/222:52:012
71370rcu_preempt0-21swapper/220:04:212
71370rcu_preempt0-21swapper/220:04:212
71370rcu_preempt0-21swapper/122:04:321
71370rcu_preempt0-21swapper/122:04:321
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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