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2026-05-07 - 16:33
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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 Thu May 07, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
98282950,1sleep665-21ksoftirqd/611:30:096
239932570,2sleep423994-21nfsd407:04:434
3182560,0sleep60-21swapper/611:25:526
104482540,0sleep10-21swapper/112:12:321
287982510,0sleep40-21swapper/411:23:504
99102490,0sleep6631rcuc/610:31:306
123172490,0sleep50-21swapper/511:09:335
301672480,1sleep730164-21bash10:09:527
2485224824,8sleep70-21swapper/707:06:157
110212480,0sleep30-21swapper/311:30:143
98382470,0sleep70-21swapper/710:52:137
156602470,0sleep30-21swapper/312:35:413
69812460,1sleep36939-21sshd10:25:423
312172460,0sleep00-21swapper/012:08:070
86072450,0sleep40-21swapper/409:59:244
24332450,0sleep50-21swapper/512:19:335
32012440,0sleep60-21swapper/609:21:306
282632440,1sleep128261-21systemd12:21:051
266692440,0sleep70-21swapper/711:37:067
232032440,0sleep30-21swapper/311:36:543
61502430,0sleep20-21swapper/209:32:552
2494524331,8sleep20-21swapper/207:07:302
210532430,1sleep665-21ksoftirqd/610:41:316
20272430,2sleep12518599cyclictest10:21:401
176962430,0sleep50-21swapper/509:52:125
133012430,0sleep40-21swapper/408:39:404
94632420,0sleep50-21swapper/511:59:075
2504024231,8sleep30-21swapper/307:08:523
202492420,1sleep41-21systemd09:26:084
171442420,0sleep10-21swapper/110:52:391
11602420,0sleep6709-21systemd-logind10:21:376
10082420,0sleep10-21swapper/111:50:461
262162400,0sleep30-21swapper/310:56:583
2504724029,8sleep10-21swapper/107:08:581
2489924027,9sleep50-21swapper/507:06:535
23922400,0sleep5721-21dbus-daemon09:34:345
217162400,2sleep62521999cyclictest09:50:296
166132400,0sleep4481ktimersoftd/411:32:394
147272400,0sleep30-21swapper/311:07:473
76802390,0sleep20-21swapper/212:10:252
69612390,0sleep00-21swapper/008:29:350
273122390,0sleep227292-21sshd09:28:302
2492123927,8sleep00-21swapper/007:07:120
78982380,0sleep7711rcuc/711:49:167
2477523826,9sleep60-21swapper/607:05:106
132632380,0sleep70-21swapper/710:56:067
311082350,0sleep2311rcuc/211:06:502
123052350,0sleep00-21swapper/010:52:220
290872270,1sleep09-21ksoftirqd/010:40:050
25219992512,3cyclictest65-21ksoftirqd/612:35:226
25219992411,3cyclictest65-21ksoftirqd/612:27:286
2521999239,4cyclictest65-21ksoftirqd/612:31:556
25219992312,2cyclictest65-21ksoftirqd/610:13:426
25219992310,3cyclictest65-21ksoftirqd/610:04:326
2521999229,3cyclictest65-21ksoftirqd/612:07:286
2521999228,1cyclictest65-21ksoftirqd/611:14:356
2521999226,1cyclictest65-21ksoftirqd/609:36:126
25214992215,6cyclictest20235-21sshd12:03:395
2521999219,1cyclictest65-21ksoftirqd/610:45:226
2521999219,1cyclictest65-21ksoftirqd/610:27:566
25219992111,3cyclictest65-21ksoftirqd/612:21:176
25219992110,3cyclictest65-21ksoftirqd/612:02:376
220202210,0sleep70-21swapper/711:32:587
207582210,0sleep20-21swapper/211:36:452
2521999209,3cyclictest65-21ksoftirqd/611:35:396
2521999209,3cyclictest65-21ksoftirqd/609:57:396
2521999209,1cyclictest65-21ksoftirqd/609:46:076
2521999208,3cyclictest65-21ksoftirqd/611:01:016
25219992010,3cyclictest65-21ksoftirqd/611:56:486
25184992017,1cyclictest9-21ksoftirqd/011:10:560
207282200,1sleep3721-21dbus-daemon12:30:203
87012190,0sleep40-21swapper/411:41:444
2521999198,3cyclictest65-21ksoftirqd/611:19:456
2521999198,1cyclictest65-21ksoftirqd/610:37:126
2521999198,1cyclictest65-21ksoftirqd/609:39:536
2521999196,3cyclictest65-21ksoftirqd/609:59:396
2521999196,2cyclictest65-21ksoftirqd/610:55:146
2521999195,1cyclictest65-21ksoftirqd/611:41:436
25219991917,1cyclictest85150irq/25-em1-rx-011:48:066
25219991910,1cyclictest65-21ksoftirqd/610:19:226
2521999191,2cyclictest65-21ksoftirqd/611:52:476
25214991913,5cyclictest7850-21sshd10:08:415
25184991913,3cyclictest9-21ksoftirqd/009:16:170
249852190,0sleep00-21swapper/009:24:360
2521999188,3cyclictest65-21ksoftirqd/611:12:006
2521999188,1cyclictest65-21ksoftirqd/611:05:216
2521999188,1cyclictest65-21ksoftirqd/609:12:206
2521999187,3cyclictest65-21ksoftirqd/610:52:056
2521999187,3cyclictest65-21ksoftirqd/609:29:056
2521999187,1cyclictest65-21ksoftirqd/612:10:256
2521999186,2cyclictest65-21ksoftirqd/609:31:516
2521999186,1cyclictest65-21ksoftirqd/612:14:456
25219991815,1cyclictest65-21ksoftirqd/609:16:226
25184991815,3cyclictest9-21ksoftirqd/009:50:500
25184991815,2cyclictest9-21ksoftirqd/012:16:440
25184991815,2cyclictest9-21ksoftirqd/010:19:300
25214991715,2cyclictest20190-21sshd10:22:455
25198991716,1cyclictest41-21ksoftirqd/311:41:193
25198991716,1cyclictest41-21ksoftirqd/311:25:313
25184991715,1cyclictest9-21ksoftirqd/012:23:580
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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