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2026-09-03 - 14:30
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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 Thu Sep 03, 2026 00:43:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
247192860,4sleep00-21swapper/023:23:020
29253997415,54cyclictest4143-21crond19:57:521
29253996815,47cyclictest21519-21kworker/1:220:52:431
2925399679,11cyclictest0-21swapper/120:58:031
29253996719,42cyclictest572-21gdbus23:07:481
29253996719,42cyclictest572-21gdbus23:07:481
29253996719,42cyclictest26060-21ssh21:58:431
29253996718,43cyclictest19916-21/usr/sbin/munin19:13:071
29253996714,47cyclictest6401-21ssh22:16:341
29253996714,47cyclictest32450-21kworker/1:223:33:531
29253996622,38cyclictest31217-21/usr/sbin/munin21:23:111
29253996617,43cyclictest6817-21/usr/sbin/munin18:38:171
29253996614,46cyclictest20246-21ssh22:33:411
29253996522,37cyclictest11165-21cut22:23:021
29253996521,37cyclictest15255-21perl22:28:041
29253996520,39cyclictest8687-21/usr/sbin/munin18:43:201
29253996518,41cyclictest22795-21ssh21:54:491
29253996518,41cyclictest22795-21ssh21:54:491
29253996518,41cyclictest19743-21grep21:08:081
29253996512,47cyclictest0-21swapper/123:14:541
29253996421,37cyclictest26671-21/usr/sbin/munin21:18:031
29253996418,40cyclictest6234-21/usr/sbin/munin20:03:171
29253996416,42cyclictest7437-21chrt21:34:121
29253996321,36cyclictest31725-21/usr/sbin/munin18:18:201
29253996320,37cyclictest32521-21/usr/sbin/munin22:08:051
29253996320,37cyclictest3079-21/usr/sbin/munin18:28:151
29253996319,38cyclictest21786-21/usr/sbin/munin19:18:181
29253996319,38cyclictest21786-21/usr/sbin/munin19:18:181
29253996319,38cyclictest12424-21/usr/sbin/munin18:53:191
29253996319,38cyclictest11326-21ssh21:39:281
29253996318,13cyclictest26564-21cat19:28:181
29253996317,40cyclictest4362-21/usr/sbin/munin19:58:111
29253996222,34cyclictest24244-21/usr/sbin/munin23:23:191
29253996220,9cyclictest653-21idleruntime20:43:071
29253996220,36cyclictest30261-21diskstats22:48:011
29253996219,37cyclictest29274-21/usr/sbin/munin19:38:191
29253996218,39cyclictest29579-21grep20:38:131
29253996217,39cyclictest10556-21/usr/sbin/munin18:48:141
29253996214,42cyclictest4609-21ssh21:31:121
29253996121,34cyclictest13376-21/usr/sbin/munin21:43:041
29253996119,37cyclictest30244-21ssh22:04:311
29253996119,36cyclictest24272-21unixbench_singl21:13:261
29253996119,36cyclictest18052-21/usr/sbin/munin19:08:251
29253996119,36cyclictest1211-21/usr/sbin/munin18:23:161
29253996118,37cyclictest4949-21/usr/sbin/munin18:33:191
29253996117,39cyclictest19636-21ssh21:51:091
29253996115,41cyclictest28523-21basename20:37:511
29253996111,44cyclictest4795-21ssh23:38:341
2889926114,17sleep10-21swapper/118:11:311
29253996021,34cyclictest31590-21latency_hist23:32:481
29253996021,33cyclictest16161-21/usr/sbin/munin19:03:091
29253996019,35cyclictest7264-21/usr/sbin/munin22:18:131
29253996019,35cyclictest1606-21cpu22:53:001
29253996019,14cyclictest8350-21irqstats20:53:141
29253996018,36cyclictest21523-21df20:28:041
29253996016,12cyclictest0-21swapper/120:27:501
29253996016,12cyclictest0-21swapper/120:27:501
29253996015,39cyclictest5656-21perl22:58:021
29253995921,33cyclictest629-21snmpd19:34:181
29253995920,33cyclictest23657-21/usr/sbin/munin19:23:191
29253995919,34cyclictest22654-21df_inode22:38:011
29253995919,34cyclictest13090-21df_inode23:08:041
29253995918,36cyclictest16938-21ssh21:03:471
29253995918,35cyclictest26823-21irqstats22:43:071
29253995918,35cyclictest26823-21irqstats22:43:071
29253995918,35cyclictest22178-21ssh23:18:591
29253995917,36cyclictest15585-21ssh20:18:591
29253995917,36cyclictest11757-21ssh20:13:591
29253995817,9cyclictest14788-21iostat_ios18:58:111
29253995817,35cyclictest643-21runrttasks20:11:171
29246995811,41cyclictest0-21swapper/022:14:010
2926699554,45cyclictest0-21swapper/321:47:123
29253995512,38cyclictest0-21swapper/119:52:521
2924699554,45cyclictest0-21swapper/022:03:420
2924699534,45cyclictest0-21swapper/021:12:200
2900625311,36sleep30-21swapper/318:12:503
2924699529,38cyclictest0-21swapper/021:17:030
2924699524,42cyclictest19854-21ssh23:17:060
2924699524,42cyclictest0-21swapper/022:54:000
2924699523,43cyclictest2222-21ssh23:36:090
2926199514,41cyclictest0-21swapper/223:08:232
2924699515,7cyclictest0-21swapper/020:46:230
2924699515,41cyclictest0-21swapper/021:21:330
2924699514,41cyclictest0-21swapper/023:38:290
2924699514,41cyclictest0-21swapper/022:08:410
2924699514,23cyclictest0-21swapper/022:25:380
29246995114,6cyclictest15597-21sshd21:45:330
29246995113,32cyclictest0-21swapper/022:18:110
29246995112,34cyclictest19940-21unixbench-2d22:33:180
2926699504,41cyclictest0-21swapper/322:06:113
2924699507,13cyclictest0-21swapper/021:32:160
2924699504,9cyclictest0-21swapper/022:39:010
2924699504,9cyclictest0-21swapper/022:32:210
2924699504,9cyclictest0-21swapper/021:37:420
2924699504,41cyclictest0-21swapper/020:19:540
2924699504,40cyclictest0-21swapper/020:37:440
29266994912,5cyclictest0-21swapper/322:23:003
29266994912,32cyclictest30071-21unixbench-2d20:38:223
2925399497,36cyclictest0-21swapper/118:14:361
2924699494,40cyclictest0-21swapper/022:52:420
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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