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2026-05-17 - 13:55
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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 rack7slot2.osadl.org (updated Sun May 17, 2026 00:44:08)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3379459999486,6cyclictest3402776-21kworker/u4:2+events_unbound20:42:580
3379459999486,6cyclictest3402774-21kworker/u4:0+events_unbound20:57:580
3379459999386,5cyclictest3478565-21kworker/u4:5+events_unbound22:28:120
3379459998981,6cyclictest3452611-21kworker/u4:3+events_unbound21:58:080
3379459998679,5cyclictest3405349-21kworker/u4:1+events_unbound20:47:570
3379459998678,6cyclictest3385801-21kworker/u4:4+events_unbound20:02:500
3379459998477,5cyclictest3402776-21kworker/u4:2+events_unbound21:02:580
3379459998174,5cyclictest3388543-21kworker/u4:13+events_unbound19:57:490
3379459998174,5cyclictest3379386-21kworker/u4:7+events_unbound19:27:450
3379459998072,6cyclictest3352261-21kworker/u4:9+events_unbound19:17:430
3379459998054,23cyclictest53-21kswapd022:35:090
3379460997945,31cyclictest3502387-21wc22:55:061
3379459997870,6cyclictest3557023-21kworker/u4:12+events_unbound23:58:270
3379459997870,6cyclictest3557023-21kworker/u4:12+events_unbound23:58:260
3379460997771,4cyclictest3561476-21kworker/u4:6+events_unbound00:03:271
3379459997662,9cyclictest0-21swapper/000:30:110
3379460997522,51cyclictest3489563-21sh22:40:121
3379460997438,33cyclictest3424732-21grep21:25:221
337945999722,22cyclictest3428757-21ssh21:30:260
337946099702,23cyclictest3437050-21ssh21:40:011
337946099693,13cyclictest3419794-21apt-get21:20:111
3379459996960,6cyclictest53-21kswapd022:50:220
3379460996837,29cyclictest3450904-21gltestperf21:55:251
3379460996836,29cyclictest3395134-21ls20:10:011
337946099672,23cyclictest3441655-21ssh21:45:131
3379459996759,6cyclictest3482986-21kworker/u4:7+events_unbound22:48:130
3379460996655,8cyclictest3380680-21kworker/u4:8+events_unbound19:50:001
3379460996641,22cyclictest3542979-21ssh23:40:391
3379460996635,28cyclictest3419494-21munin-run21:20:011
3379460996633,31cyclictest3495156-21unixbench_multi22:45:391
3379460996633,27cyclictest0-21swapper/100:10:181
337946099663,15cyclictest3516558-21ssh23:10:351
3379460996530,31cyclictest0-21swapper/122:55:371
3379460996527,34cyclictest0-21swapper/122:00:271
3379460996526,35cyclictest3379521-21ls19:10:021
337946099652,14cyclictest3477422-21ntpq22:25:371
3379459996553,5cyclictest3383261-21kworker/u4:15+events_unbound19:51:000
337946099645,8cyclictest3590583-21ntpq00:35:351
3379460996456,6cyclictest3407978-21kworker/u4:13+events_unbound21:07:591
3379460996455,6cyclictest3401500-21kworker/u4:18+events_unbound21:13:001
3379460996429,32cyclictest0-21swapper/123:50:411
3379460996429,29cyclictest0-21swapper/123:50:021
3379460996342,19cyclictest3512309-21sendmail_mailqu23:05:361
3379460996336,23cyclictest3574716-21kworker/u4:1-rpciod00:25:441
3379460996333,26cyclictest3457076-21kworker/u4:6-rpciod22:16:581
337946099633,10cyclictest3521087-21ssh23:15:391
337946099633,10cyclictest3521087-21ssh23:15:381
3379460996327,32cyclictest0-21swapper/123:35:161
3379460996237,23cyclictest3529285-21gltestperf23:25:211
337946099623,23cyclictest3485921-21ntpq22:35:311
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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