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2026-08-30 - 08:12
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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 100 highest latencies:
System rackbslot4.osadl.org (updated Sun Aug 30, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11263998820,40cyclictest24476-21perl22:25:143
11263997920,35cyclictest17842-21crond22:59:573
11263997624,48cyclictest643-21runrttasks21:39:413
11263997420,47cyclictest25838-21grep21:00:153
11263997222,44cyclictest9392-21/usr/sbin/munin19:35:233
11263997017,29cyclictest3312-21wget20:30:103
11263996920,43cyclictest32430-21/usr/sbin/munin19:10:183
11263996920,43cyclictest2977-21unixbench_singl21:55:293
11263996816,46cyclictest25022-21sed20:15:203
11263996725,36cyclictest7232-21/usr/sbin/munin22:45:133
11263996719,42cyclictest15360-21crond18:25:033
11263996715,46cyclictest0-21swapper/320:55:023
11263996620,40cyclictest3627-21ls22:40:163
11263996620,40cyclictest13136-21/usr/sbin/munin19:45:243
11263996620,13cyclictest7521-21/usr/sbin/munin19:30:173
11263996619,41cyclictest31844-21ssh21:50:513
11263996521,38cyclictest18320-21ssh23:00:113
11263996520,40cyclictest24958-21aten_rbpower_cu18:50:143
11263996519,40cyclictest8151-21/usr/sbin/munin21:20:123
11263996519,40cyclictest11265-21/usr/sbin/munin19:40:313
11263996517,9cyclictest8734-21ssh20:36:223
312822640,3sleep031283-21ssh23:16:150
11263996422,36cyclictest30543-21/usr/sbin/munin19:05:503
11263996419,39cyclictest4829-21irqstats21:15:183
11263996419,39cyclictest26804-21/usr/sbin/munin18:55:313
11263996322,36cyclictest30491-21/usr/sbin/munin21:05:303
11263996322,36cyclictest14064-21latency_hist22:54:583
11263996319,38cyclictest3783-21/usr/sbin/munin19:20:293
11263996319,38cyclictest28088-21ssh21:45:483
11263996319,37cyclictest1332-21perl23:20:133
11263996319,37cyclictest1332-21perl23:20:133
11263996318,40cyclictest22501-21/usr/sbin/munin20:10:323
11263996318,39cyclictest31705-21latency_hist20:25:013
11263996318,39cyclictest14793-21kworker/3:120:29:433
11263996318,38cyclictest16878-21/usr/sbin/munin19:55:153
11263996317,41cyclictest18019-21latency18:30:213
11263996317,41cyclictest18019-21latency18:30:213
11263996222,34cyclictest28522-21/usr/sbin/munin22:30:193
11263996222,34cyclictest20480-21diskstats22:20:133
11263996222,34cyclictest18526-21fschecks_time20:50:163
11263996222,34cyclictest18526-21fschecks_time20:50:163
11263996222,34cyclictest15091-21chrt21:29:563
11263996221,35cyclictest14625-21ssh23:37:303
11263996219,38cyclictest29076-21ssh23:14:373
11263996219,37cyclictest7054-21ssh23:27:303
11263996219,37cyclictest2265-21ssh21:11:133
11263996219,37cyclictest18741-21/usr/sbin/munin20:00:283
11263996219,37cyclictest18555-21ssh23:42:513
11263996219,37cyclictest11234-21ssh23:33:203
11263996219,13cyclictest14333-21ssh20:45:053
11263996218,38cyclictest22304-21fschecks_time23:05:123
11263996217,39cyclictest19749-21ssh22:19:253
11263996213,42cyclictest0-21swapper/323:15:103
11263996213,13cyclictest8148-21ssh22:03:343
11263996122,33cyclictest32252-21memory22:35:163
11263996120,36cyclictest15432-21ssh22:13:083
11263996120,36cyclictest15432-21ssh22:13:083
11263996119,37cyclictest13358-21ssh20:43:243
11263996117,39cyclictest9673-21cat22:05:163
11263996113,42cyclictest370-21systemd-journal20:09:073
11263996022,32cyclictest29434-21/usr/sbin/munin19:00:253
11263996021,13cyclictest15954-21irqstats21:30:183
11263996021,13cyclictest15954-21irqstats21:30:183
11263996020,34cyclictest1914-21/usr/sbin/munin19:15:273
11263996019,35cyclictest24404-21taskset18:46:223
11263996016,38cyclictest0-21swapper/321:40:353
1124299593,51cyclictest0-21swapper/021:50:210
11263995819,34cyclictest16877-21chrt18:25:503
11263995819,34cyclictest15544-21wc19:50:203
11263995819,33cyclictest13492-21crond18:20:033
11263995610,41cyclictest5687-21aten_rbpower_en19:25:123
1124699564,46cyclictest0-21swapper/120:25:271
1124299563,48cyclictest0-21swapper/020:35:130
1124699554,45cyclictest0-21swapper/122:26:301
1124699554,45cyclictest0-21swapper/120:41:421
11246995445,5cyclictest21-21ksoftirqd/119:10:021
1124299545,43cyclictest0-21swapper/021:45:390
1124299541,48cyclictest17760-21ssh23:41:080
1124299535,42cyclictest0-21swapper/022:09:290
1124299534,44cyclictest0-21swapper/021:01:100
11242995314,32cyclictest12111-21fschecks_time21:25:140
108092538,38sleep10-21swapper/118:12:451
11263995217,30cyclictest22731-21runrttasks18:43:453
1124299523,44cyclictest0-21swapper/021:24:010
1124699514,9cyclictest0-21swapper/121:12:321
1124699514,42cyclictest0-21swapper/123:06:391
1124299516,40cyclictest0-21swapper/020:53:090
1124299516,40cyclictest0-21swapper/020:53:090
1124299515,40cyclictest0-21swapper/022:29:060
1124299514,41cyclictest0-21swapper/023:33:170
1124299514,10cyclictest0-21swapper/023:03:490
1124299513,43cyclictest0-21swapper/022:40:450
11242995110,36cyclictest0-21swapper/022:32:100
1124699502,42cyclictest25985-21ssh20:15:491
1124299509,36cyclictest0-21swapper/021:41:560
1124299505,39cyclictest0-21swapper/023:27:280
1124299505,39cyclictest0-21swapper/022:57:150
1124299504,41cyclictest0-21swapper/021:11:120
1124299504,40cyclictest0-21swapper/023:21:260
1124299504,40cyclictest0-21swapper/023:21:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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