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2026-07-18 - 17:40
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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 Sat Jul 18, 2026 12:43:26)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
73292810,1sleep773-21ksoftirqd/711:43:487
94122730,1sleep449-21ksoftirqd/411:20:144
94122730,1sleep449-21ksoftirqd/411:20:144
172812700,0sleep70-21swapper/712:13:357
318272570,1sleep231829-21bash09:35:522
74802510,0sleep60-21swapper/609:14:266
296732500,0sleep70-21swapper/712:32:347
609624924,8sleep40-21swapper/407:04:534
136552490,2sleep0642999cyclictest12:33:310
609024824,8sleep70-21swapper/707:04:487
79002470,0sleep70-21swapper/709:10:507
607124725,8sleep60-21swapper/607:04:316
205732470,0sleep50-21swapper/510:29:535
159302470,0sleep215929-21sshd09:36:482
159302470,0sleep215929-21sshd09:36:482
79392460,0sleep70-21swapper/709:34:297
106262460,1sleep233-21ksoftirqd/212:24:122
305272450,0sleep730525-21sshd10:52:147
268342450,1sleep233-21ksoftirqd/210:50:172
187072450,0sleep40-21swapper/411:22:304
187072450,0sleep40-21swapper/411:22:304
84042430,1sleep08405-21bash11:25:390
84042430,1sleep08405-21bash11:25:390
76612430,0sleep60-21swapper/610:21:536
217552430,0sleep10-21swapper/110:35:261
173282430,0sleep2311rcuc/210:53:212
146972430,0sleep00-21swapper/009:49:280
322492420,0sleep30-21swapper/310:26:553
308122420,0sleep50-21swapper/510:06:475
29012420,0sleep00-21swapper/011:45:250
149772420,0sleep50-21swapper/511:16:555
149772420,0sleep50-21swapper/511:16:555
93882410,0sleep50-21swapper/509:52:455
605024128,9sleep50-21swapper/507:04:145
41672410,0sleep30-21swapper/309:30:403
318892410,0sleep20-21swapper/211:21:322
318892410,0sleep20-21swapper/211:21:322
3122410,0sleep30-21swapper/310:46:573
286022410,0sleep00-21swapper/010:26:440
153782410,0sleep10-21swapper/111:15:071
605824028,9sleep20-21swapper/207:04:192
603724027,9sleep30-21swapper/307:04:043
595824027,9sleep00-21swapper/007:02:560
275492400,0sleep00-21swapper/009:52:000
258632400,0sleep20-21swapper/212:34:132
245192400,0sleep70-21swapper/707:36:587
162422400,1sleep4758-21runrttasks09:13:034
143362400,0sleep50-21swapper/511:22:155
143362400,0sleep50-21swapper/511:22:155
111972400,0sleep70-21swapper/712:04:067
595023928,8sleep10-21swapper/107:02:491
304982380,1sleep430489-21sshd11:46:574
222442380,0sleep70-21swapper/709:20:437
647299268,2cyclictest57-21ksoftirqd/511:54:455
647299249,3cyclictest57-21ksoftirqd/511:14:155
647299239,2cyclictest57-21ksoftirqd/510:34:385
647299238,1cyclictest57-21ksoftirqd/512:34:525
6472992311,4cyclictest57-21ksoftirqd/510:52:495
6472992311,1cyclictest57-21ksoftirqd/510:47:055
6472992310,2cyclictest57-21ksoftirqd/512:12:345
647299229,3cyclictest57-21ksoftirqd/512:06:435
647299229,3cyclictest57-21ksoftirqd/511:43:055
647299227,1cyclictest57-21ksoftirqd/509:24:135
647299217,3cyclictest57-21ksoftirqd/510:17:285
647299209,1cyclictest57-21ksoftirqd/511:05:275
647299208,3cyclictest57-21ksoftirqd/511:48:445
647299208,3cyclictest57-21ksoftirqd/510:01:525
647299208,2cyclictest57-21ksoftirqd/512:17:215
647299208,1cyclictest57-21ksoftirqd/511:31:515
647299207,3cyclictest57-21ksoftirqd/510:39:495
647299207,3cyclictest57-21ksoftirqd/509:09:035
647299206,3cyclictest57-21ksoftirqd/511:37:215
647299206,3cyclictest57-21ksoftirqd/509:50:285
647299199,3cyclictest57-21ksoftirqd/510:58:295
647299198,1cyclictest57-21ksoftirqd/510:00:235
647299198,1cyclictest57-21ksoftirqd/509:17:465
647299197,3cyclictest57-21ksoftirqd/512:11:365
647299196,1cyclictest57-21ksoftirqd/510:26:135
647299195,3cyclictest57-21ksoftirqd/509:27:545
647299195,2cyclictest57-21ksoftirqd/512:27:225
6472991916,3cyclictest57-21ksoftirqd/510:14:105
6472991910,1cyclictest57-21ksoftirqd/511:29:315
642999196,1cyclictest9-21ksoftirqd/012:17:290
642999196,1cyclictest9-21ksoftirqd/011:32:590
6429991917,1cyclictest9-21ksoftirqd/010:31:010
6429991916,2cyclictest9-21ksoftirqd/010:33:370
6429991916,2cyclictest464-21systemd-journal11:51:200
642999191,2cyclictest9-21ksoftirqd/010:41:590
206122190,0sleep30-21swapper/311:20:533
206122190,0sleep30-21swapper/311:20:533
647299188,3cyclictest57-21ksoftirqd/512:25:475
647299188,2cyclictest57-21ksoftirqd/511:58:385
647299188,2cyclictest57-21ksoftirqd/509:32:025
647299186,3cyclictest57-21ksoftirqd/510:44:415
647299186,2cyclictest57-21ksoftirqd/511:06:515
647299181,17cyclictest0-21swapper/507:46:525
6429991817,1cyclictest9-21ksoftirqd/011:59:040
6429991816,1cyclictest9-21ksoftirqd/012:23:120
6429991815,2cyclictest9-21ksoftirqd/011:14:190
6429991814,3cyclictest9-21ksoftirqd/011:20:510
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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