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2026-09-01 - 07:27
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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 Tue Sep 01, 2026 00:43:27)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
59242950,1sleep449-21ksoftirqd/422:29:514
81332920,1sleep58124-21cp23:02:205
240282710,2sleep3401ktimersoftd/321:08:043
315942590,1sleep431593-21sshd21:46:184
322192540,0sleep10-21swapper/121:14:031
214542510,0sleep50-21swapper/522:55:475
325472490,0sleep70-21swapper/700:08:307
221102490,1sleep422103-21bash23:13:564
439124837,8sleep70-21swapper/719:02:147
180842480,0sleep50-21swapper/521:25:455
5362460,0sleep50-21swapper/522:40:175
42582460,0sleep00-21swapper/023:20:090
42582460,0sleep00-21swapper/023:20:090
302962460,0sleep0756-21sshd23:41:150
194952460,0sleep40-21swapper/422:37:444
58112450,0sleep50-21swapper/522:20:475
108082450,0sleep610807-21systemd-cgroups22:55:166
69082440,0sleep20-21swapper/223:47:102
53622440,0sleep70-21swapper/722:33:227
45492440,0sleep30-21swapper/321:41:123
30392440,1sleep0111rcuc/000:30:170
292502440,0sleep00-21swapper/019:45:220
195662440,0sleep70-21swapper/722:59:257
130972440,1sleep113091-21sshd00:23:371
10582440,0sleep20-21swapper/223:52:152
85842430,0sleep00-21swapper/000:26:570
434224332,8sleep20-21swapper/219:01:372
27782430,1sleep22772-21bash23:21:472
27782430,1sleep22772-21bash23:21:472
190332430,2sleep3474499cyclictest21:22:143
165452430,0sleep10-21swapper/123:13:371
439724230,9sleep40-21swapper/419:02:194
438024230,8sleep50-21swapper/519:02:045
293452420,1sleep029336-21sshd21:30:040
145682420,0sleep70-21swapper/721:27:237
107802420,0sleep10-21swapper/123:18:421
69882410,0sleep30-21swapper/322:44:163
440524129,9sleep10-21swapper/119:02:241
78172400,0sleep00-21swapper/022:53:180
301092400,0sleep20-21swapper/221:21:012
292262400,2sleep1473599cyclictest21:19:161
212824028,8sleep00-21swapper/019:00:150
69972390,0sleep10-21swapper/122:10:101
66782390,2sleep4475199cyclictest22:53:144
439923926,9sleep60-21swapper/619:02:216
269792390,0sleep20-21swapper/222:41:422
212223927,9sleep30-21swapper/319:00:103
10712390,0sleep10-21swapper/122:24:111
232092380,0sleep30-21swapper/300:13:223
4757992512,2cyclictest73-21ksoftirqd/722:18:137
75912230,0sleep20-21swapper/222:35:182
475799239,3cyclictest73-21ksoftirqd/723:21:167
475799239,3cyclictest73-21ksoftirqd/723:21:167
4757992311,2cyclictest73-21ksoftirqd/721:15:537
4757992310,3cyclictest73-21ksoftirqd/723:03:557
475799228,1cyclictest73-21ksoftirqd/722:50:127
4757992212,3cyclictest73-21ksoftirqd/722:00:087
4757992210,3cyclictest73-21ksoftirqd/700:13:537
475799219,4cyclictest73-21ksoftirqd/723:50:377
475799218,3cyclictest73-21ksoftirqd/722:40:207
475799217,3cyclictest73-21ksoftirqd/722:26:157
475799217,1cyclictest73-21ksoftirqd/721:35:057
4757992117,3cyclictest73-21ksoftirqd/721:05:557
4757992112,3cyclictest73-21ksoftirqd/722:23:317
4757992112,3cyclictest73-21ksoftirqd/721:35:077
4757992111,3cyclictest73-21ksoftirqd/723:30:057
4757992110,1cyclictest73-21ksoftirqd/700:29:007
475799208,3cyclictest73-21ksoftirqd/700:04:027
475799208,1cyclictest73-21ksoftirqd/722:36:547
475799206,3cyclictest73-21ksoftirqd/722:47:447
475799206,2cyclictest73-21ksoftirqd/700:30:277
4757992010,3cyclictest73-21ksoftirqd/723:58:227
475799201,3cyclictest73-21ksoftirqd/722:13:537
475799201,2cyclictest0-21swapper/723:38:337
475799199,3cyclictest73-21ksoftirqd/723:09:497
475799199,3cyclictest73-21ksoftirqd/721:47:137
475799196,1cyclictest73-21ksoftirqd/721:22:557
475799195,3cyclictest73-21ksoftirqd/721:52:547
475799194,2cyclictest73-21ksoftirqd/723:46:097
4757991910,3cyclictest73-21ksoftirqd/722:07:427
475799190,2cyclictest0-21swapper/721:13:467
475799189,1cyclictest73-21ksoftirqd/721:40:547
475799188,3cyclictest73-21ksoftirqd/723:32:207
475799188,3cyclictest73-21ksoftirqd/723:32:207
475799188,1cyclictest73-21ksoftirqd/700:19:247
475799181,2cyclictest13430-21sshd21:59:457
4735991815,2cyclictest25-21ksoftirqd/123:06:431
475799177,3cyclictest73-21ksoftirqd/723:40:217
475799177,1cyclictest73-21ksoftirqd/723:15:367
475799171,3cyclictest1508-21sshd23:12:467
475799171,1cyclictest73-21ksoftirqd/700:22:167
4735991715,1cyclictest25-21ksoftirqd/123:48:201
4735991715,1cyclictest25-21ksoftirqd/123:38:291
4735991714,2cyclictest25-21ksoftirqd/123:02:171
297642170,1sleep665-21ksoftirqd/623:23:196
297642170,1sleep665-21ksoftirqd/623:23:196
228562170,0sleep40-21swapper/400:22:204
186812170,0sleep20-21swapper/222:19:482
4753991613,1cyclictest57-21ksoftirqd/521:40:135
4753991612,3cyclictest57-21ksoftirqd/522:50:595
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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