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2026-07-02 - 09:46
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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 rack4slot1.osadl.org (updated Thu Jul 02, 2026 00:45:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2952921520,3sleep00-21swapper/022:41:480
2952921520,3sleep00-21swapper/022:41:480
2001121230,3sleep00-21swapper/023:46:020
2001121230,3sleep00-21swapper/023:46:020
2001121230,3sleep00-21swapper/023:46:020
2738521210,2sleep00-21swapper/022:40:350
263252940,2sleep10-21swapper/120:10:461
263252940,2sleep10-21swapper/120:10:461
263252940,2sleep10-21swapper/120:10:461
293942880,2sleep029591-21grep23:21:030
293942880,2sleep029591-21grep23:21:030
293942880,2sleep029591-21grep23:21:030
281512830,3sleep10-21swapper/122:04:231
281512830,3sleep10-21swapper/122:04:231
19362770,3sleep10-21swapper/120:30:561
19362770,3sleep10-21swapper/120:30:561
19362770,3sleep10-21swapper/120:30:561
51242690,2sleep04156-21ls19:11:010
51242690,2sleep04156-21ls19:11:010
286232610,3sleep00-21swapper/023:56:480
286232610,3sleep00-21swapper/023:56:480
286232610,3sleep00-21swapper/023:56:480
32092600,6sleep25643-21cyclictest23:29:002
32092600,6sleep25643-21cyclictest23:29:002
69802580,4sleep10-21swapper/122:54:431
69802580,4sleep10-21swapper/122:54:431
90402560,3sleep10-21swapper/122:20:511
90402560,3sleep10-21swapper/122:20:511
90402560,3sleep10-21swapper/122:20:511
121772530,3sleep1211ksoftirqd/122:24:241
121772530,3sleep1211ksoftirqd/122:24:241
66592520,2sleep16663-21/usr/sbin/munin00:10:521
124642520,5sleep112477-21sh21:45:391
124642520,5sleep112477-21sh21:45:391
124642520,5sleep112477-21sh21:45:391
229012510,3sleep20-21swapper/223:50:512
229012510,3sleep20-21swapper/223:50:512
229012510,3sleep20-21swapper/223:50:512
249332500,3sleep10-21swapper/123:52:351
249332500,3sleep10-21swapper/123:52:351
249332500,3sleep10-21swapper/123:52:351
564599496,27cyclictest14405-21cat23:40:421
564599496,27cyclictest14405-21cat23:40:421
238012490,2sleep30-21swapper/323:15:233
238012490,2sleep30-21swapper/323:15:233
65942480,7sleep121-21ksoftirqd/123:31:491
65942480,7sleep121-21ksoftirqd/123:31:491
564599481,31cyclictest19449-21ssh23:09:561
564599481,31cyclictest19449-21ssh23:09:561
564599470,29cyclictest3642-21sh22:13:531
564599470,29cyclictest3642-21sh22:13:531
564599470,29cyclictest3642-21sh22:13:531
153282470,3sleep10-21swapper/123:40:571
153282470,3sleep10-21swapper/123:40:571
153282470,3sleep10-21swapper/123:40:571
564599461,30cyclictest15314-21ssh22:27:321
564599461,30cyclictest15314-21ssh22:27:321
564599461,28cyclictest27457-21ssh00:34:481
564599461,28cyclictest27457-21ssh00:34:481
564599460,31cyclictest14436-21ssh00:20:271
564599460,31cyclictest14436-21ssh00:20:271
564599460,30cyclictest5020-21ssh00:08:131
564599460,28cyclictest19970-21ssh21:54:211
564599460,28cyclictest19970-21ssh21:54:211
564599460,28cyclictest19970-21ssh21:54:211
564599451,30cyclictest24434-21awk20:05:401
564599451,30cyclictest24434-21awk20:05:401
564599451,30cyclictest24434-21awk20:05:401
564599451,30cyclictest24434-21awk20:05:401
564599450,30cyclictest8115-21vmstat20:46:031
564599450,30cyclictest8115-21vmstat20:46:031
564599450,30cyclictest8115-21vmstat20:46:031
564599450,29cyclictest3512-21taskset21:35:201
564599450,29cyclictest3512-21taskset21:35:201
564599450,29cyclictest3512-21taskset21:35:201
236082450,3sleep20-21swapper/223:15:022
236082450,3sleep20-21swapper/223:15:022
564599441,37cyclictest0-21swapper/120:25:521
564599441,37cyclictest0-21swapper/120:25:521
564599441,37cyclictest0-21swapper/120:25:521
564599441,30cyclictest14832-21/usr/sbin/munin19:36:031
564599441,29cyclictest2960-21ssh22:49:561
564599441,29cyclictest2960-21ssh22:49:561
564599441,29cyclictest2960-21ssh22:49:561
5645994412,28cyclictest17654-21kworker/u8:400:01:161
5645994412,28cyclictest17654-21kworker/u8:400:01:161
5645994412,28cyclictest17654-21kworker/u8:400:01:161
564599440,30cyclictest21722-21ssh23:49:111
564599440,30cyclictest21722-21ssh23:49:111
564599440,30cyclictest21722-21ssh23:49:111
564599440,30cyclictest19236-21taskset22:31:081
564599440,30cyclictest19236-21taskset22:31:081
564599440,29cyclictest31341-21ssh22:45:041
564599440,29cyclictest31341-21ssh22:45:041
564599440,29cyclictest24604-21ssh22:36:421
564599440,28cyclictest18259-21ssh21:12:331
564599440,28cyclictest18259-21ssh21:12:331
20232440,3sleep00-21swapper/000:05:120
20232440,3sleep00-21swapper/000:05:120
20232440,3sleep00-21swapper/000:05:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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