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2025-12-03 - 03:19
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Data to construct the above plot have been generated using the RT test utility cyclictest.
Unexpectedly long latencies may be caused by SMIs
Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Characteristics of the 100 highest latencies:
System rack3slot0.osadl.org (updated Wed Dec 03, 2025 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
708226156,2sleep50-21swapper/518:52:565
76042530,0sleep40-21swapper/423:44:524
171332510,0sleep30-21swapper/323:10:233
710425025,9sleep00-21swapper/018:53:150
77262490,0sleep70-21swapper/700:13:387
256332490,1sleep6641ktimersoftd/623:52:396
689524825,9sleep60-21swapper/618:50:256
111822480,0sleep30-21swapper/321:57:353
698424635,8sleep20-21swapper/218:51:332
715124533,8sleep70-21swapper/718:53:557
223242450,0sleep30-21swapper/323:42:353
709824433,8sleep30-21swapper/318:53:103
173302430,1sleep517333-21proc_pri21:04:195
141172430,0sleep20-21swapper/221:21:542
40312420,0sleep40-21swapper/422:14:264
65702410,0sleep50-21swapper/523:04:245
41542410,0sleep50-21swapper/500:13:045
39922410,0sleep13991-21idleruntime23:04:121
242482410,0sleep60-21swapper/600:20:346
186892410,0sleep10-21swapper/120:09:141
34422400,0sleep00-21swapper/023:54:090
140382400,2sleep1732199cyclictest23:41:201
122672400,0sleep00-21swapper/023:36:390
695723927,8sleep10-21swapper/118:51:161
213232390,0sleep00-21swapper/000:10:430
686223826,9sleep40-21swapper/418:49:594
260482350,0sleep40-21swapper/421:50:314
7336992613,6cyclictest57-21ksoftirqd/522:49:035
7336992318,5cyclictest57-21ksoftirqd/523:56:015
7336992318,5cyclictest57-21ksoftirqd/522:39:075
7336992115,1cyclictest57-21ksoftirqd/521:20:455
7336992110,11cyclictest57-21ksoftirqd/523:37:575
733899208,5cyclictest27872-21sshd23:11:577
733699208,7cyclictest57-21ksoftirqd/521:39:395
733699208,7cyclictest57-21ksoftirqd/521:39:395
7336992015,5cyclictest57-21ksoftirqd/500:16:315
7336992014,6cyclictest57-21ksoftirqd/523:51:155
7336992014,6cyclictest57-21ksoftirqd/522:09:055
7336992010,9cyclictest57-21ksoftirqd/521:15:335
733899198,5cyclictest0-21swapper/721:17:277
733899198,0cyclictest0-21swapper/722:04:157
733899192,11cyclictest0-21swapper/723:21:557
7336991913,1cyclictest57-21ksoftirqd/500:07:235
7336991912,6cyclictest57-21ksoftirqd/523:15:475
733699191,12cyclictest57-21ksoftirqd/519:48:185
7338991812,5cyclictest9554-21bash22:47:037
733699189,9cyclictest57-21ksoftirqd/520:30:225
733699187,0cyclictest0-21swapper/519:19:545
733699184,11cyclictest57-21ksoftirqd/523:39:175
7336991814,0cyclictest0-21swapper/519:08:065
7336991813,3cyclictest57-21ksoftirqd/522:19:475
7336991813,3cyclictest57-21ksoftirqd/520:54:045
7330991812,4cyclictest49-21ksoftirqd/421:48:334
733099181,2cyclictest49-21ksoftirqd/422:41:054
7327991814,2cyclictest10170-21latency_hist22:28:593
733899177,5cyclictest73-21ksoftirqd/723:51:397
733899176,5cyclictest0-21swapper/722:34:337
733899176,0cyclictest0-21swapper/721:00:277
7338991713,4cyclictest21788-21httpd22:18:337
733899170,16cyclictest25570-21sshd21:41:317
733899170,16cyclictest25570-21sshd21:41:317
733699178,9cyclictest57-21ksoftirqd/521:50:575
733699176,0cyclictest16517-21kworker/5:022:01:595
733699176,0cyclictest0-21swapper/520:42:385
7336991713,1cyclictest57-21ksoftirqd/521:27:065
7336991712,5cyclictest57-21ksoftirqd/523:09:255
7336991712,5cyclictest57-21ksoftirqd/521:02:455
7336991712,5cyclictest57-21ksoftirqd/519:00:005
7336991712,1cyclictest57-21ksoftirqd/522:55:415
7336991711,1cyclictest57-21ksoftirqd/523:23:155
733699171,10cyclictest57-21ksoftirqd/522:44:495
733099172,3cyclictest49-21ksoftirqd/400:23:074
7330991714,3cyclictest49-21ksoftirqd/422:04:154
7330991714,3cyclictest49-21ksoftirqd/421:19:184
7330991711,4cyclictest49-21ksoftirqd/422:58:144
7326991715,1cyclictest27714-21sshd22:35:502
733899165,5cyclictest28103-21nfsd22:30:537
733899165,5cyclictest0-21swapper/720:09:547
733899165,5cyclictest0-21swapper/719:48:107
733799161,2cyclictest0-21swapper/600:09:356
733799161,1cyclictest0-21swapper/623:35:536
733799161,1cyclictest0-21swapper/622:07:486
733799160,15cyclictest28700-21sshd22:54:146
733699168,8cyclictest57-21ksoftirqd/521:47:415
733699167,4cyclictest57-21ksoftirqd/519:49:205
733699165,6cyclictest57-21ksoftirqd/521:58:135
733699165,11cyclictest0-21swapper/520:46:295
733699165,11cyclictest0-21swapper/520:46:295
7336991615,1cyclictest57-21ksoftirqd/521:34:195
7336991614,1cyclictest57-21ksoftirqd/521:33:065
7336991612,0cyclictest12741-21kworker/5:321:09:075
7336991611,5cyclictest57-21ksoftirqd/523:28:555
7336991611,5cyclictest57-21ksoftirqd/522:38:515
7336991611,5cyclictest57-21ksoftirqd/522:14:275
7336991611,5cyclictest57-21ksoftirqd/520:51:195
7336991611,5cyclictest57-21ksoftirqd/500:21:575
7336991611,5cyclictest57-21ksoftirqd/500:01:075
7336991611,1cyclictest57-21ksoftirqd/523:47:495
7336991611,0cyclictest57-21ksoftirqd/523:00:455
7336991611,0cyclictest57-21ksoftirqd/523:00:455
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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