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2026-01-11 - 16:27
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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 792 highest latencies:
System rack7slot1.osadl.org (updated Sun Jan 11, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
31100212362,56sleep20-21swapper/207:07:522
31022211551,23sleep10-21swapper/107:06:501
31193211152,20sleep30-21swapper/307:09:053
3105628254,23sleep00-21swapper/007:07:170
300622560,1sleep117848-21stress09:36:011
31367995311,23cyclictest0-21swapper/111:30:351
31367995115,15cyclictest0-21swapper/109:15:231
31367995114,15cyclictest0-21swapper/110:45:281
31367995110,21cyclictest0-21swapper/111:36:241
31367995110,21cyclictest0-21swapper/111:36:231
31367995015,14cyclictest0-21swapper/110:55:321
31367995014,15cyclictest0-21swapper/111:55:261
31367994912,17cyclictest0-21swapper/111:00:181
31367994810,18cyclictest0-21swapper/111:22:471
249512470,1sleep024949-21awk08:10:010
3136799449,16cyclictest0-21swapper/112:00:231
31367994411,16cyclictest0-21swapper/112:20:251
31367994411,16cyclictest0-21swapper/112:20:251
3136699427,32cyclictest0-21swapper/009:40:560
3136699427,32cyclictest0-21swapper/009:40:560
3136699419,29cyclictest0-21swapper/009:22:430
51402395,14sleep30-21swapper/308:40:003
31369993910,26cyclictest0-21swapper/312:35:343
92802385,14sleep20-21swapper/208:49:042
31366993810,25cyclictest0-21swapper/010:55:140
266352385,13sleep30-21swapper/308:10:253
225962385,14sleep20-21swapper/208:02:222
225962385,14sleep20-21swapper/208:02:212
98492374,11sleep30-21swapper/307:30:383
8322375,13sleep30-21swapper/307:13:303
7942375,13sleep20-21swapper/207:13:022
31369993718,17cyclictest0-21swapper/309:51:473
31366993710,24cyclictest0-21swapper/011:09:160
31366993710,24cyclictest0-21swapper/010:11:520
204582375,13sleep20-21swapper/207:56:522
162462374,13sleep30-21swapper/307:46:423
31369993619,15cyclictest0-21swapper/311:45:163
31369993619,15cyclictest0-21swapper/311:45:153
31369993614,20cyclictest0-21swapper/312:27:573
31369993614,19cyclictest0-21swapper/309:30:283
31369993613,20cyclictest0-21swapper/311:25:263
31366993610,20cyclictest0-21swapper/008:33:340
305332360,1sleep217848-21stress12:13:532
29482365,10sleep20-21swapper/208:34:102
156162365,12sleep20-21swapper/209:04:242
134252364,13sleep20-21swapper/208:58:202
72282355,14sleep20-21swapper/208:44:392
58132355,14sleep20-21swapper/207:22:512
31369993513,19cyclictest0-21swapper/309:41:103
31369993513,19cyclictest0-21swapper/309:41:103
3136699359,24cyclictest0-21swapper/008:00:160
3136699359,24cyclictest0-21swapper/008:00:150
31366993513,20cyclictest0-21swapper/007:20:220
31366993511,21cyclictest0-21swapper/009:10:140
31366993511,21cyclictest0-21swapper/009:10:130
31366993511,18cyclictest0-21swapper/007:14:300
3136999348,23cyclictest0-21swapper/309:45:273
3136999348,23cyclictest0-21swapper/309:45:273
31368993416,15cyclictest0-21swapper/211:41:002
31368993416,15cyclictest0-21swapper/211:11:412
31368993415,16cyclictest0-21swapper/211:01:262
31368993413,18cyclictest0-21swapper/209:10:362
31368993413,18cyclictest0-21swapper/209:10:362
31368993410,21cyclictest0-21swapper/211:45:502
31368993410,21cyclictest0-21swapper/211:45:502
3136699348,20cyclictest0-21swapper/008:12:330
31366993411,18cyclictest0-21swapper/007:15:310
31366993410,18cyclictest0-21swapper/008:20:280
31366993410,18cyclictest0-21swapper/007:44:530
142032344,14sleep30-21swapper/307:42:293
122912344,10sleep30-21swapper/307:39:573
11562345,11sleep30-21swapper/308:30:053
3136999336,24cyclictest0-21swapper/310:35:193
31369993313,18cyclictest0-21swapper/309:55:043
31369993311,19cyclictest0-21swapper/311:25:023
31369993310,21cyclictest0-21swapper/308:05:113
31368993316,14cyclictest0-21swapper/210:50:532
3136699338,23cyclictest0-21swapper/008:55:160
31366993315,17cyclictest0-21swapper/009:00:050
31366993315,17cyclictest0-21swapper/008:45:530
31366993315,15cyclictest0-21swapper/010:35:120
31366993311,20cyclictest0-21swapper/008:50:180
31366993311,17cyclictest0-21swapper/007:27:040
31366993310,18cyclictest0-21swapper/009:05:220
31366993310,17cyclictest0-21swapper/008:35:230
185212334,10sleep30-21swapper/307:54:013
7482325,14sleep30-21swapper/308:28:323
3136999328,22cyclictest0-21swapper/311:05:233
3136999328,22cyclictest0-21swapper/309:03:273
3136999326,23cyclictest0-21swapper/311:55:243
31369993219,12cyclictest0-21swapper/307:24:573
3136899329,20cyclictest0-21swapper/212:30:212
3136899329,20cyclictest0-21swapper/210:40:382
3136899328,21cyclictest0-21swapper/211:55:172
31368993216,13cyclictest0-21swapper/209:18:282
31368993215,15cyclictest0-21swapper/212:25:142
31368993215,15cyclictest0-21swapper/211:53:572
31368993214,15cyclictest0-21swapper/212:20:232
31368993214,15cyclictest0-21swapper/212:20:232
31368993213,16cyclictest0-21swapper/209:55:332
31367993215,15cyclictest0-21swapper/110:35:341
31367993215,14cyclictest0-21swapper/112:19:391
31367993214,15cyclictest0-21swapper/109:25:031
31367993213,17cyclictest0-21swapper/111:25:301
31367993212,17cyclictest0-21swapper/112:30:241
31366993216,15cyclictest0-21swapper/007:49:530
31366993216,13cyclictest0-21swapper/012:00:540
31366993215,14cyclictest0-21swapper/012:29:270
31366993215,14cyclictest0-21swapper/009:17:450
31366993213,17cyclictest0-21swapper/009:56:350
31366993212,15cyclictest0-21swapper/008:19:030
31366993211,18cyclictest0-21swapper/012:35:140
31366993211,18cyclictest0-21swapper/010:30:260
31366993211,18cyclictest0-21swapper/010:30:260
31366993211,18cyclictest0-21swapper/010:15:060
31366993210,19cyclictest0-21swapper/010:45:030
31366993210,18cyclictest0-21swapper/007:30:370
3136999318,22cyclictest0-21swapper/308:23:263
31369993119,11cyclictest0-21swapper/309:05:363
31369993119,11cyclictest0-21swapper/308:16:473
31369993114,15cyclictest0-21swapper/312:30:273
31369993111,17cyclictest0-21swapper/310:20:233
31369993111,17cyclictest0-21swapper/310:20:223
31369993111,17cyclictest0-21swapper/310:10:323
31369993110,18cyclictest0-21swapper/312:17:453
3136899317,21cyclictest0-21swapper/209:50:122
31368993116,12cyclictest0-21swapper/210:55:472
31368993115,14cyclictest0-21swapper/211:35:162
31368993115,14cyclictest0-21swapper/211:35:152
31368993115,14cyclictest0-21swapper/211:05:372
31368993115,13cyclictest0-21swapper/209:45:062
31368993115,13cyclictest0-21swapper/209:45:062
31368993114,15cyclictest0-21swapper/211:30:302
31368993113,15cyclictest0-21swapper/209:30:142
31368993112,17cyclictest0-21swapper/210:29:032
31368993112,17cyclictest0-21swapper/210:21:542
31368993112,17cyclictest0-21swapper/210:21:532
31368993112,17cyclictest0-21swapper/209:35:182
3136799315,24cyclictest0-21swapper/109:01:411
3136799315,24cyclictest0-21swapper/107:50:111
3136799315,24cyclictest0-21swapper/107:15:101
31367993115,14cyclictest0-21swapper/110:30:331
31367993115,14cyclictest0-21swapper/110:30:321
31367993115,14cyclictest0-21swapper/110:25:381
31367993114,15cyclictest0-21swapper/111:10:241
31367993114,15cyclictest0-21swapper/109:30:271
31367993111,14cyclictest0-21swapper/109:05:071
31367993110,15cyclictest0-21swapper/108:15:061
3136699319,20cyclictest0-21swapper/009:28:220
3136699315,20cyclictest0-21swapper/007:52:460
31366993117,13cyclictest0-21swapper/008:42:250
31366993116,13cyclictest0-21swapper/011:10:090
31366993112,16cyclictest0-21swapper/010:50:180
31366993112,16cyclictest0-21swapper/009:45:320
31366993112,16cyclictest0-21swapper/009:45:310
31366993110,18cyclictest0-21swapper/011:40:030
31366993110,17cyclictest0-21swapper/008:26:070
31366993110,15cyclictest0-21swapper/007:39:060
3136999309,19cyclictest0-21swapper/310:15:243
3136999309,18cyclictest0-21swapper/311:14:263
3136999308,21cyclictest0-21swapper/308:57:323
3136999308,20cyclictest0-21swapper/307:59:573
31369993017,11cyclictest0-21swapper/311:00:303
31369993016,12cyclictest0-21swapper/312:01:473
31369993015,13cyclictest0-21swapper/310:31:543
31369993015,13cyclictest0-21swapper/310:31:543
31369993015,13cyclictest0-21swapper/309:20:543
31369993013,15cyclictest0-21swapper/312:05:123
31369993013,14cyclictest0-21swapper/311:20:023
31369993011,16cyclictest0-21swapper/311:43:083
31368993014,14cyclictest0-21swapper/209:20:202
31368993012,16cyclictest0-21swapper/211:20:342
31368993011,16cyclictest0-21swapper/210:35:212
31368993010,18cyclictest0-21swapper/212:38:152
31368993010,17cyclictest0-21swapper/210:10:162
3136799309,18cyclictest0-21swapper/110:10:211
3136799309,14cyclictest0-21swapper/108:30:051
3136799306,21cyclictest0-21swapper/109:55:371
3136799305,23cyclictest0-21swapper/108:06:001
3136799305,23cyclictest0-21swapper/107:39:201
3136799305,23cyclictest0-21swapper/107:31:411
3136799305,23cyclictest0-21swapper/107:20:501
3136799305,23cyclictest0-21swapper/107:12:401
3136799305,13cyclictest0-21swapper/108:56:201
31367993016,13cyclictest0-21swapper/108:41:111
31367993016,12cyclictest0-21swapper/109:40:041
31367993016,12cyclictest0-21swapper/109:40:041
31367993015,12cyclictest0-21swapper/110:20:251
31367993015,12cyclictest0-21swapper/110:20:251
31367993014,14cyclictest0-21swapper/112:05:521
31367993014,14cyclictest0-21swapper/110:00:341
31367993013,14cyclictest0-21swapper/110:05:131
31367993010,17cyclictest0-21swapper/109:52:021
31366993016,12cyclictest0-21swapper/011:35:330
31366993016,12cyclictest0-21swapper/011:35:320
31366993016,12cyclictest0-21swapper/011:30:300
31366993015,14cyclictest0-21swapper/007:57:030
31366993015,12cyclictest0-21swapper/010:40:190
31366993014,13cyclictest0-21swapper/012:05:250
31366993013,15cyclictest0-21swapper/009:35:180
31366993013,14cyclictest0-21swapper/010:00:260
31366993012,15cyclictest0-21swapper/009:30:130
31366993011,17cyclictest0-21swapper/011:24:040
31366993011,16cyclictest0-21swapper/011:55:570
31366993010,18cyclictest0-21swapper/011:55:010
31366993010,17cyclictest0-21swapper/011:18:530
31366993010,17cyclictest0-21swapper/009:50:130
3136999298,19cyclictest0-21swapper/309:15:153
31369992915,12cyclictest0-21swapper/311:50:153
31369992915,12cyclictest0-21swapper/310:05:143
31369992915,12cyclictest0-21swapper/309:10:253
31369992915,12cyclictest0-21swapper/309:10:253
31369992913,14cyclictest0-21swapper/308:40:213
31369992910,17cyclictest0-21swapper/312:10:273
31369992910,17cyclictest0-21swapper/311:35:253
31369992910,17cyclictest0-21swapper/311:35:243
31369992910,17cyclictest0-21swapper/310:50:263
3136899296,20cyclictest0-21swapper/212:00:052
31368992917,11cyclictest0-21swapper/208:10:122
31368992913,13cyclictest0-21swapper/209:40:202
31368992913,13cyclictest0-21swapper/209:40:202
31368992911,15cyclictest0-21swapper/210:15:272
3136799299,15cyclictest0-21swapper/107:27:051
3136799299,14cyclictest0-21swapper/108:22:041
3136799295,22cyclictest0-21swapper/107:45:221
3136799295,22cyclictest0-21swapper/107:40:201
3136799295,13cyclictest0-21swapper/107:55:511
31367992915,13cyclictest0-21swapper/108:35:111
31367992915,13cyclictest0-21swapper/108:00:201
31367992915,13cyclictest0-21swapper/108:00:201
31367992915,12cyclictest0-21swapper/111:50:241
31367992914,13cyclictest0-21swapper/112:10:311
31367992913,14cyclictest0-21swapper/111:45:021
31367992913,14cyclictest0-21swapper/111:45:011
31367992913,14cyclictest0-21swapper/110:15:341
31367992913,14cyclictest0-21swapper/109:20:241
31367992910,14cyclictest0-21swapper/108:50:061
31367992910,14cyclictest0-21swapper/108:10:351
31366992915,12cyclictest0-21swapper/012:30:190
3136999288,19cyclictest0-21swapper/307:15:243
3136999285,21cyclictest0-21swapper/308:03:063
3136999285,21cyclictest0-21swapper/308:03:063
31369992816,11cyclictest0-21swapper/308:45:363
31369992816,11cyclictest0-21swapper/307:29:083
31369992815,11cyclictest0-21swapper/310:45:033
31369992814,12cyclictest0-21swapper/312:20:213
31369992814,12cyclictest0-21swapper/312:20:213
31369992814,12cyclictest0-21swapper/309:35:313
31369992813,13cyclictest0-21swapper/310:25:173
3136899287,18cyclictest0-21swapper/209:10:012
3136899285,22cyclictest0-21swapper/207:32:182
3136899285,21cyclictest0-21swapper/207:43:432
31368992815,12cyclictest0-21swapper/208:19:322
31368992814,12cyclictest0-21swapper/210:06:082
31368992813,12cyclictest0-21swapper/210:00:112
31368992812,14cyclictest0-21swapper/207:25:112
31368992812,13cyclictest0-21swapper/210:45:282
31368992812,13cyclictest0-21swapper/210:30:152
31368992812,13cyclictest0-21swapper/210:30:142
31368992812,13cyclictest0-21swapper/209:25:112
3136799284,18cyclictest0-21swapper/108:26:061
31367992814,12cyclictest0-21swapper/112:36:291
31367992812,14cyclictest0-21swapper/111:15:171
31367992810,15cyclictest0-21swapper/111:05:061
31366992814,12cyclictest0-21swapper/011:00:150
3136999276,19cyclictest0-21swapper/310:00:343
31369992712,12cyclictest0-21swapper/311:30:113
31368992716,10cyclictest0-21swapper/208:51:332
31368992716,10cyclictest0-21swapper/208:35:022
31368992716,10cyclictest0-21swapper/207:50:022
31368992715,11cyclictest0-21swapper/207:35:472
31368992712,12cyclictest0-21swapper/211:15:082
3136799275,21cyclictest0-21swapper/108:45:021
31367992713,12cyclictest0-21swapper/110:40:261
3136999268,16cyclictest0-21swapper/308:50:143
31368992614,11cyclictest0-21swapper/208:06:172
31368992614,11cyclictest0-21swapper/207:45:022
31368992612,12cyclictest0-21swapper/212:05:292
31367992611,13cyclictest0-21swapper/109:45:281
31367992611,13cyclictest0-21swapper/109:45:281
3136699266,17cyclictest0-21swapper/011:45:150
3136699266,17cyclictest0-21swapper/011:45:150
31366992613,11cyclictest0-21swapper/010:25:100
31369992511,12cyclictest0-21swapper/310:55:153
3136899255,17cyclictest0-21swapper/211:25:172
3136899254,9cyclictest0-21swapper/207:16:132
3136899254,20cyclictest0-21swapper/208:28:072
3136899254,20cyclictest0-21swapper/208:20:062
3136799256,17cyclictest0-21swapper/111:45:011
3136999247,15cyclictest0-21swapper/310:45:033
3136799236,15cyclictest0-21swapper/109:10:251
3136799236,15cyclictest0-21swapper/109:10:251
3136799225,15cyclictest0-21swapper/112:25:171
7872212,18sleep017844-21stress12:23:260
7872212,18sleep017844-21stress12:23:260
3136999216,13cyclictest0-21swapper/309:25:153
3136699215,14cyclictest0-21swapper/012:10:250
3136799201,7cyclictest17847-21stress10:52:121
3136699205,13cyclictest0-21swapper/010:05:160
3136699202,6cyclictest17847-21stress10:22:000
3136699202,6cyclictest17847-21stress10:21:590
311032203,16sleep217847-21stress12:17:502
3136699195,13cyclictest0-21swapper/011:25:330
312642192,15sleep017844-21stress12:19:540
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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