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2025-12-03 - 20:03
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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 rack7slot1.osadl.org (updated Wed Dec 03, 2025 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3352212562,58sleep30-21swapper/307:06:193
3429212159,57sleep20-21swapper/207:07:102
3499211454,55sleep00-21swapper/007:08:050
331429250,37sleep10-21swapper/107:05:541
3763994011,26cyclictest0-21swapper/311:27:223
3763993911,25cyclictest0-21swapper/311:37:103
3763993911,25cyclictest0-21swapper/310:21:383
3763993910,26cyclictest0-21swapper/311:32:173
3763993910,26cyclictest0-21swapper/310:44:543
3763993910,26cyclictest0-21swapper/309:45:063
3762993915,21cyclictest0-21swapper/212:14:412
3760993914,14cyclictest0-21swapper/011:57:550
279122390,2sleep125092-21stress09:15:161
154092395,13sleep20-21swapper/208:45:232
3763993810,25cyclictest0-21swapper/311:06:003
3763993810,25cyclictest0-21swapper/311:06:003
376299387,28cyclictest0-21swapper/209:16:422
3761993813,17cyclictest0-21swapper/112:10:371
376099388,27cyclictest0-21swapper/010:54:030
3760993814,21cyclictest0-21swapper/009:11:150
85852375,12sleep20-21swapper/207:16:262
71312375,13sleep20-21swapper/208:27:352
71312375,13sleep20-21swapper/208:27:342
56362375,13sleep30-21swapper/307:11:373
376399379,25cyclictest0-21swapper/310:09:503
376399379,25cyclictest0-21swapper/310:09:493
376199379,25cyclictest0-21swapper/112:34:231
376199378,26cyclictest0-21swapper/109:43:351
307392375,13sleep30-21swapper/308:07:273
264252375,13sleep00-21swapper/007:58:090
242522375,13sleep30-21swapper/307:53:273
241512375,13sleep20-21swapper/207:52:142
180372375,13sleep30-21swapper/308:51:013
120062375,13sleep20-21swapper/208:40:012
71512365,13sleep00-21swapper/008:27:490
71512365,13sleep00-21swapper/008:27:490
5912365,13sleep10-21swapper/108:13:581
376399369,24cyclictest0-21swapper/311:10:053
3763993611,23cyclictest0-21swapper/312:20:043
3763993611,23cyclictest0-21swapper/312:20:033
3763993611,22cyclictest0-21swapper/312:25:183
376299369,24cyclictest0-21swapper/210:19:302
3761993614,20cyclictest0-21swapper/109:36:521
376099366,27cyclictest0-21swapper/010:00:170
3760993617,16cyclictest0-21swapper/011:11:590
3760993612,21cyclictest0-21swapper/012:37:440
3760993610,23cyclictest0-21swapper/011:17:310
3760993610,23cyclictest0-21swapper/011:17:310
273082364,13sleep00-21swapper/008:00:180
218672365,13sleep30-21swapper/307:46:133
218282365,12sleep00-21swapper/007:45:430
203292365,12sleep30-21swapper/308:56:513
153932365,13sleep00-21swapper/007:33:110
116892365,13sleep20-21swapper/208:39:172
114022365,13sleep30-21swapper/307:25:053
86902355,12sleep30-21swapper/307:17:343
3763993511,21cyclictest0-21swapper/312:00:263
3763993511,21cyclictest0-21swapper/309:22:083
3763993511,21cyclictest0-21swapper/309:22:073
3763993510,23cyclictest0-21swapper/309:35:283
3763993510,22cyclictest0-21swapper/311:55:273
3763993510,22cyclictest0-21swapper/310:45:033
376299358,24cyclictest0-21swapper/210:53:282
3762993516,16cyclictest0-21swapper/211:50:212
3762993516,16cyclictest0-21swapper/211:50:212
3762993511,21cyclictest0-21swapper/209:41:022
376199358,24cyclictest0-21swapper/111:52:351
376199358,24cyclictest0-21swapper/111:52:341
376199357,26cyclictest0-21swapper/109:54:061
376199357,25cyclictest0-21swapper/110:25:141
376199357,25cyclictest0-21swapper/110:25:131
3760993516,16cyclictest0-21swapper/012:16:150
3760993516,16cyclictest0-21swapper/010:07:210
3760993516,16cyclictest0-21swapper/010:07:210
3760993516,16cyclictest0-21swapper/009:16:430
3760993512,20cyclictest0-21swapper/011:54:050
3760993512,20cyclictest0-21swapper/011:54:050
3760993512,20cyclictest0-21swapper/011:20:370
3760993512,20cyclictest0-21swapper/010:15:050
3760993511,21cyclictest0-21swapper/010:32:220
3760993511,21cyclictest0-21swapper/010:12:180
3760993511,21cyclictest0-21swapper/009:58:160
3760993511,21cyclictest0-21swapper/009:58:160
3760993511,21cyclictest0-21swapper/009:27:510
3760993511,21cyclictest0-21swapper/009:27:510
231132355,10sleep00-21swapper/009:05:100
154732354,11sleep20-21swapper/207:34:092
108762355,12sleep30-21swapper/307:22:043
93462345,10sleep00-21swapper/008:32:470
5702345,11sleep20-21swapper/208:13:432
3763993412,19cyclictest0-21swapper/312:30:303
3763993410,21cyclictest0-21swapper/312:35:233
3763993410,21cyclictest0-21swapper/309:55:283
3763993410,21cyclictest0-21swapper/309:55:283
3762993423,9cyclictest0-21swapper/209:37:212
3762993415,16cyclictest0-21swapper/211:40:392
3762993413,18cyclictest0-21swapper/212:26:442
3762993413,18cyclictest0-21swapper/210:03:212
376099345,26cyclictest0-21swapper/010:35:300
3760993415,16cyclictest0-21swapper/010:55:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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