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2026-05-17 - 16:48
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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 rack5slot0.osadl.org (updated Sun May 17, 2026 12:44:45)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1338521270,3sleep03275599cyclictest11:45:410
2730221250,4sleep13276199cyclictest10:23:361
2525721240,1sleep03275599cyclictest10:56:410
3222929432,49sleep30-21swapper/307:06:463
35822920,1sleep00-21swapper/011:33:470
3236029127,43sleep10-21swapper/107:08:241
116752880,3sleep33276599cyclictest11:06:053
90042860,1sleep28995-21sshd12:03:242
86852850,2sleep38687-21sshd10:14:403
319192830,1sleep00-21swapper/012:14:390
20132820,1sleep20-21swapper/211:59:022
110342820,1sleep00-21swapper/009:26:280
242902810,2sleep10-21swapper/111:10:521
117602810,2sleep20-21swapper/211:38:222
252792800,2sleep10-21swapper/111:32:371
91492790,2sleep12024-21nfsd10:07:291
107542790,4sleep23276499cyclictest10:33:112
60752780,1sleep00-21swapper/010:43:340
60752780,1sleep00-21swapper/010:43:340
319692780,1sleep236-21rcuop/211:19:152
274332780,2sleep30-21swapper/311:47:253
141072780,2sleep114106-21sshd09:30:141
114142780,0sleep011416-21id10:11:250
39982770,3sleep10-21swapper/109:53:011
190912770,0sleep00-21swapper/009:30:400
188972770,2sleep218896-21sshd11:24:492
163102760,2sleep22024-21nfsd09:37:162
224582750,2sleep122456-21sshd11:43:181
37002730,2sleep20-21swapper/212:10:532
189082730,1sleep30-21swapper/309:00:183
224662710,1sleep30-21swapper/310:16:003
48412700,4sleep13276199cyclictest10:50:291
275622700,2sleep10-21swapper/111:18:461
88762630,1sleep10-21swapper/112:03:221
3047626233,12sleep20-21swapper/207:05:122
3244424632,11sleep00-21swapper/007:09:140
309902420,1sleep00-21swapper/011:22:330
232042340,32sleep2144650irq/27-eth010:12:442
74682330,2sleep10-21swapper/109:22:441
311012330,2sleep20-21swapper/212:33:292
282282280,1sleep028225-21bash10:31:320
77342270,3sleep10-21swapper/110:36:141
236442270,25sleep2144650irq/27-eth011:32:262
179642270,2sleep217963-21sshd10:40:562
179642270,2sleep217963-21sshd10:40:562
284722260,3sleep33276599cyclictest09:21:313
76682250,1sleep00-21swapper/011:05:380
71132250,2sleep30-21swapper/311:37:483
224792250,5sleep20-21swapper/211:14:422
167472250,1sleep10-21swapper/110:33:501
63222240,2sleep20-21swapper/211:09:052
3276199237,3cyclictest0-21swapper/112:16:381
3276199233,2cyclictest0-21swapper/112:09:441
3276199232,2cyclictest0-21swapper/110:47:181
200562230,2sleep30-21swapper/310:34:123
3276199228,12cyclictest8633-21sshd11:20:121
3276199228,12cyclictest8475-21sshd10:40:041
3276199228,12cyclictest8475-21sshd10:40:031
3276199228,12cyclictest30958-21cut09:25:121
3276199228,12cyclictest27163-21id11:00:201
32761992213,4cyclictest15239-21sshd11:35:041
3276199221,1cyclictest0-21swapper/109:42:281
3276199220,3cyclictest0-21swapper/109:13:041
3276199220,2cyclictest0-21swapper/112:20:161
3276199220,20cyclictest0-21swapper/112:29:101
3276199220,20cyclictest0-21swapper/111:27:101
3276199220,10cyclictest0-21swapper/112:30:161
3276199220,10cyclictest0-21swapper/112:10:141
3276199220,10cyclictest0-21swapper/111:51:011
308912220,2sleep32024-21nfsd09:10:523
165192220,4sleep13276199cyclictest11:49:521
114202220,2sleep311410-21sshd10:29:433
3276599212,5cyclictest24213-21sshd10:23:133
3276599212,17cyclictest22787-21sshd11:54:183
3276599211,6cyclictest8186-21sshd09:26:103
3276599210,5cyclictest144650irq/27-eth009:32:323
3276199218,9cyclictest144650irq/27-eth010:17:131
3276199217,3cyclictest0-21swapper/109:55:391
3276199217,12cyclictest24073-21bash12:40:011
3276199217,12cyclictest24073-21bash12:40:011
3276199212,5cyclictest0-21swapper/109:45:111
3276199210,3cyclictest0-21swapper/110:11:531
3276199210,2cyclictest0-21swapper/109:37:581
3276199210,2cyclictest0-21swapper/107:10:141
3276199210,11cyclictest0-21swapper/109:16:271
3276199210,10cyclictest0-21swapper/111:57:311
3276199210,10cyclictest0-21swapper/110:56:281
3276199210,10cyclictest0-21swapper/110:00:421
3276199210,10cyclictest0-21swapper/108:39:401
172912210,3sleep30-21swapper/311:28:013
3276599202,7cyclictest0-21swapper/312:10:133
3276599202,3cyclictest23034-21sshd09:55:133
3276199207,3cyclictest0-21swapper/110:25:451
3276199200,2cyclictest0-21swapper/111:08:581
3276599195,1cyclictest44-21ksoftirqd/309:47:443
3276599192,7cyclictest0-21swapper/311:41:453
3276599192,3cyclictest22121-21sshd10:05:223
3276599192,3cyclictest0-21swapper/309:36:113
3276599191,3cyclictest19967-21sshd10:37:463
3276599190,6cyclictest3964-21sshd10:03:313
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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