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2025-11-03 - 04:36
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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
Compare latency of primary with shadow system
Characteristics of the 50 highest latencies:
System rackbslot4.osadl.org (updated Mon Nov 03, 2025 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
20422996212,44cyclictest0-21swapper/017:11:320
2042699619,46cyclictest0-21swapper/117:31:121
20426995911,42cyclictest31556-21ssh15:53:171
2042699590,53cyclictest7510-21diskstats16:05:421
2005725811,17sleep30-21swapper/313:08:533
2042699578,43cyclictest9377-21wget14:05:381
2042699574,47cyclictest0-21swapper/116:54:031
20426995724,29cyclictest22867-21grep18:00:401
20426995715,36cyclictest25308-21ssh15:45:031
2042699563,48cyclictest0-21swapper/115:57:441
20426995614,36cyclictest15978-21ssh16:16:491
20426995614,36cyclictest15978-21ssh16:16:491
2042299564,46cyclictest0-21swapper/016:59:130
2042299564,46cyclictest0-21swapper/015:35:150
2042299564,46cyclictest0-21swapper/015:35:150
2042699558,42cyclictest1743-21kworker/1:116:11:511
2042699558,40cyclictest29885-21/usr/sbin/munin15:00:511
2042699557,42cyclictest0-21swapper/118:29:111
2042699552,47cyclictest87681sshd14:02:051
20426995510,39cyclictest3260-21/usr/sbin/munin16:45:391
2042699547,41cyclictest9900-21aten_rbpower_vo16:55:371
2042699544,44cyclictest0-21swapper/115:15:151
2042699544,43cyclictest5510-21/usr/sbin/munin13:55:471
2042699542,46cyclictest22270-21ssh16:25:531
1983225410,15sleep10-21swapper/113:06:141
2042699539,38cyclictest0-21swapper/117:07:371
2042699539,38cyclictest0-21swapper/117:07:371
2042699535,42cyclictest24558-21crond13:20:271
2042699533,45cyclictest0-21swapper/115:45:431
20426995313,34cyclictest16026-21ssh17:04:151
2042699528,37cyclictest524-21/usr/sbin/munin16:40:551
2042699527,39cyclictest18563-21ntp_states16:20:481
2042699524,42cyclictest16942-21ssh15:31:431
2042699524,42cyclictest16942-21ssh15:31:431
2042699522,43cyclictest12583-21/usr/sbin/munin18:35:391
20426995212,7cyclictest3630-21/usr/sbin/munin13:50:581
20426995211,34cyclictest26251-21/usr/sbin/munin18:05:441
2042299525,40cyclictest0-21swapper/015:39:280
2042299524,42cyclictest0-21swapper/016:44:050
2042299524,42cyclictest0-21swapper/016:18:340
2042299524,42cyclictest0-21swapper/016:18:340
2042299523,44cyclictest0-21swapper/017:35:420
2042299523,17cyclictest25303-21grep18:05:210
2042699518,37cyclictest16765-21/usr/sbin/munin14:25:591
2042699518,37cyclictest16765-21/usr/sbin/munin14:25:591
2042699518,36cyclictest18639-21/usr/sbin/munin14:30:381
2042699517,38cyclictest3790-21/usr/sbin/munin16:00:411
2042699516,39cyclictest13677-21ssh15:27:181
2042699516,39cyclictest11145-21/usr/sbin/munin14:10:441
2042699515,40cyclictest0-21swapper/115:19:251
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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