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2026-09-15 - 14:52
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Data to construct the above plot have been generated using the RT test utility cyclictest.

Total number of samples: 50 million
Resolution of latency scale: reduced 
Duration: 5 hours, 33 minutes
Characteristics of the 376 highest latencies:
System rack8slot1.osadl.org (updated Tue Sep 15, 2026 12:43:51)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
317249943664308,0cyclictest0-21swapper06:53:400
31724993055687,0cyclictest0-21swapper11:04:230
31724992868959,0cyclictest26485-21aten2.4_r8power09:49:560
31724992862222,0cyclictest21430-1kworker/0:1H09:53:440
31724992816297,0cyclictest21430-1kworker/0:1H11:53:430
31724992566231,0cyclictest21430-1kworker/0:1H11:26:220
31724992559288,0cyclictest21430-1kworker/0:1H08:53:420
31724992390288,0cyclictest21430-1kworker/0:1H11:33:420
31724992343240,0cyclictest21430-1kworker/0:1H09:38:430
31724992341286,0cyclictest21430-1kworker/0:1H07:13:430
31724992336617,0cyclictest9-21ksoftirqd/010:36:220
31724992335223,0cyclictest21430-1kworker/0:1H10:53:410
31724992333265,0cyclictest21430-1kworker/0:1H08:28:420
31724992331659,0cyclictest9-21ksoftirqd/008:08:430
31724992331235,0cyclictest21430-1kworker/0:1H07:18:420
31724992323606,0cyclictest24213-21munin-node11:18:420
31724992315645,0cyclictest9-21ksoftirqd/011:08:410
31724992306620,0cyclictest9-21ksoftirqd/011:28:420
31724992306199,0cyclictest21430-1kworker/0:1H12:18:420
31724992266291,0cyclictest21430-1kworker/0:1H09:08:410
317249922612204,0cyclictest30780-21latency_hist11:38:420
31724992259550,0cyclictest17660-21latency_hist10:58:410
31724992254274,0cyclictest21430-1kworker/0:1H11:58:420
31724992231309,0cyclictest21430-1kworker/0:1H10:06:220
31724992225716,0cyclictest9-21ksoftirqd/010:13:410
31724992215266,0cyclictest21430-1kworker/0:1H11:13:410
31724992210230,0cyclictest21430-1kworker/0:1H07:08:420
31724992209736,0cyclictest1595-21jbd2/hda3-809:33:420
31724992209141,0cyclictest21430-1kworker/0:1H08:06:220
31724992203678,0cyclictest9-21ksoftirqd/010:38:410
31724992203521,0cyclictest9-21ksoftirqd/010:48:420
31724992199692,0cyclictest9-21ksoftirqd/007:38:410
31724992195678,0cyclictest9-21ksoftirqd/008:33:410
31724992191614,0cyclictest15932-21latency_hist09:18:430
31724992187649,0cyclictest9-21ksoftirqd/012:16:220
31724992187265,0cyclictest21430-1kworker/0:1H10:08:410
31724992167285,0cyclictest21430-1kworker/0:1H08:18:410
31724992154199,0cyclictest21430-1kworker/0:1H08:38:410
31724992122267,0cyclictest21430-1kworker/0:1H10:28:420
31724992100528,0cyclictest9-21ksoftirqd/008:48:410
31724992041292,0cyclictest21430-1kworker/0:1H07:26:220
31724992034163,0cyclictest21430-1kworker/0:1H07:53:430
31724991989285,0cyclictest21430-1kworker/0:1H09:58:450
31724991952316,0cyclictest1595-21jbd2/hda3-810:26:320
31724991831342,0cyclictest9-21ksoftirqd/010:46:320
31724991829689,0cyclictest9-21ksoftirqd/007:28:420
31724991816332,0cyclictest21430-1kworker/0:1H07:48:410
31724991806285,0cyclictest21430-1kworker/0:1H09:43:510
31724991799681,0cyclictest9-21ksoftirqd/012:08:420
31724991766512,0cyclictest12956-21latency_hist07:33:410
31724991732245,0cyclictest21430-1kworker/0:1H09:13:420
31724991710682,0cyclictest9-21ksoftirqd/009:28:450
31724991649586,0cyclictest9-21ksoftirqd/007:03:470
31724991643239,0cyclictest21430-1kworker/0:1H08:43:450
31724991625235,0cyclictest21430-1kworker/0:1H09:23:450
31724991625194,0cyclictest21430-1kworker/0:1H12:06:220
31724991558337,0cyclictest1595-21jbd2/hda3-811:51:190
31724991556487,0cyclictest9-21ksoftirqd/007:01:090
31724991507528,0cyclictest1350-21tune2fs11:46:130
3172499149074,0cyclictest21430-1kworker/0:1H08:16:210
31724991490208,0cyclictest21430-1kworker/0:1H07:58:420
31724991471210,0cyclictest21430-1kworker/0:1H08:23:550
31724991470199,0cyclictest21430-1kworker/0:1H08:58:440
31724991440494,0cyclictest9-21ksoftirqd/009:06:150
31724991390216,0cyclictest21430-1kworker/0:1H07:43:500
10113500,0rcuc/029857-21cron06:48:340
31724991316420,0cyclictest9-21ksoftirqd/010:21:220
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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