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2026-05-13 - 22:19
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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 Wed May 13, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3203721440,1sleep229928-21stress09:14:342
9359211151,54sleep20-21swapper/207:07:322
9224210950,54sleep00-21swapper/007:05:450
2735621080,1sleep229926-21stress11:30:462
9230210352,46sleep10-21swapper/107:05:501
931529469,20sleep30-21swapper/307:06:563
9668994615,20cyclictest0-21swapper/011:45:290
9668994519,18cyclictest0-21swapper/008:19:400
9668994410,22cyclictest0-21swapper/011:20:340
9670994112,19cyclictest0-21swapper/211:00:002
967099409,28cyclictest0-21swapper/211:55:362
9668994013,19cyclictest0-21swapper/007:55:280
967099399,27cyclictest0-21swapper/209:54:542
9670993916,20cyclictest0-21swapper/212:25:572
9670993915,21cyclictest0-21swapper/210:03:522
9670993915,21cyclictest0-21swapper/209:39:322
966899396,26cyclictest0-21swapper/008:58:500
9668993915,18cyclictest0-21swapper/007:51:490
9668993913,18cyclictest0-21swapper/007:45:460
136232395,13sleep30-21swapper/307:15:193
967199388,27cyclictest0-21swapper/309:59:233
967199388,27cyclictest0-21swapper/309:59:233
9671993817,18cyclictest0-21swapper/310:17:023
9671993812,24cyclictest0-21swapper/309:44:353
9671993812,23cyclictest0-21swapper/311:46:503
9670993815,20cyclictest0-21swapper/209:45:502
9670993814,21cyclictest0-21swapper/212:14:162
966899387,24cyclictest0-21swapper/007:42:200
966899386,20cyclictest0-21swapper/010:00:230
9668993818,14cyclictest0-21swapper/008:06:240
9668993814,18cyclictest0-21swapper/008:25:280
253092385,13sleep30-21swapper/307:42:493
187032385,13sleep20-21swapper/207:26:132
9671993716,19cyclictest0-21swapper/309:26:313
9671993716,19cyclictest0-21swapper/309:26:313
9671993711,23cyclictest0-21swapper/311:03:323
967099378,26cyclictest0-21swapper/210:28:562
967099378,26cyclictest0-21swapper/210:28:562
9670993715,20cyclictest0-21swapper/210:08:402
9670993715,20cyclictest0-21swapper/210:08:402
9670993710,24cyclictest0-21swapper/211:18:102
9669993711,12cyclictest0-21swapper/109:15:131
9668993720,14cyclictest0-21swapper/010:06:220
9668993720,14cyclictest0-21swapper/010:06:220
9668993713,17cyclictest0-21swapper/008:53:200
9668993712,18cyclictest0-21swapper/007:35:390
82502375,12sleep30-21swapper/308:19:393
209882375,13sleep00-21swapper/007:32:520
168492375,13sleep00-21swapper/007:24:540
166332375,13sleep00-21swapper/008:36:200
166332375,13sleep00-21swapper/008:36:200
165672375,13sleep20-21swapper/208:35:302
165672375,13sleep20-21swapper/208:35:302
143152375,13sleep20-21swapper/207:15:422
13562375,13sleep30-21swapper/308:00:303
9671993615,19cyclictest0-21swapper/310:42:193
9671993615,18cyclictest0-21swapper/310:39:033
9671993615,18cyclictest0-21swapper/310:39:033
9671993614,20cyclictest0-21swapper/311:43:493
9671993614,20cyclictest0-21swapper/311:43:493
9671993612,21cyclictest0-21swapper/312:35:103
967099366,27cyclictest0-21swapper/211:07:162
967099366,23cyclictest0-21swapper/207:20:232
967099364,25cyclictest0-21swapper/207:41:502
9670993612,21cyclictest0-21swapper/212:08:122
9670993612,21cyclictest0-21swapper/210:15:222
966899369,22cyclictest0-21swapper/008:45:260
966899367,23cyclictest0-21swapper/007:16:240
9668993616,14cyclictest0-21swapper/008:33:490
9668993615,14cyclictest0-21swapper/008:00:110
9668993614,16cyclictest0-21swapper/008:10:050
9668993613,16cyclictest0-21swapper/008:45:010
9668993613,15cyclictest0-21swapper/009:00:170
9668993612,18cyclictest0-21swapper/007:10:240
57132365,10sleep30-21swapper/308:10:253
317072365,13sleep10-21swapper/107:56:591
297862365,13sleep10-21swapper/109:09:241
294862365,12sleep30-21swapper/307:51:323
29272365,13sleep20-21swapper/208:05:182
275122365,13sleep30-21swapper/307:48:353
208432365,11sleep30-21swapper/307:31:073
188782365,13sleep10-21swapper/108:42:351
143212365,13sleep10-21swapper/107:15:451
967199355,28cyclictest0-21swapper/308:20:203
9671993516,17cyclictest0-21swapper/310:32:533
9671993516,17cyclictest0-21swapper/310:32:533
9671993515,18cyclictest0-21swapper/311:50:143
9671993515,18cyclictest0-21swapper/311:38:233
9671993514,19cyclictest0-21swapper/309:23:013
9671993514,19cyclictest0-21swapper/309:23:013
967099358,24cyclictest0-21swapper/211:00:252
967099355,22cyclictest0-21swapper/209:00:222
9670993510,22cyclictest0-21swapper/210:23:192
9669993515,17cyclictest0-21swapper/111:35:171
966899356,26cyclictest0-21swapper/012:20:120
966899356,26cyclictest0-21swapper/012:20:120
9668993513,15cyclictest0-21swapper/008:20:100
231262355,12sleep10-21swapper/107:37:301
145832355,10sleep30-21swapper/308:33:063
145692355,12sleep10-21swapper/108:32:561
14422355,13sleep10-21swapper/108:01:361
9671993417,15cyclictest0-21swapper/310:10:033
9671993416,15cyclictest0-21swapper/312:30:253
9671993415,17cyclictest0-21swapper/311:55:073
9671993412,19cyclictest0-21swapper/312:20:193
9671993412,19cyclictest0-21swapper/312:20:193
967099345,22cyclictest0-21swapper/208:49:382
967099345,22cyclictest0-21swapper/208:10:052
967099345,22cyclictest0-21swapper/207:12:542
9670993418,13cyclictest0-21swapper/209:20:442
9670993418,13cyclictest0-21swapper/209:20:442
9670993416,15cyclictest0-21swapper/209:30:132
9670993414,18cyclictest0-21swapper/211:35:072
9670993413,18cyclictest0-21swapper/211:29:432
9670993412,19cyclictest0-21swapper/210:40:272
9669993415,16cyclictest0-21swapper/110:12:161
966899349,22cyclictest0-21swapper/010:45:310
9668993417,15cyclictest0-21swapper/011:39:090
9668993415,16cyclictest0-21swapper/012:15:280
9668993415,14cyclictest0-21swapper/007:25:060
9668993412,19cyclictest0-21swapper/010:52:200
296742345,12sleep30-21swapper/309:07:593
125162345,10sleep30-21swapper/308:29:053
967199339,21cyclictest0-21swapper/310:20:113
9671993316,15cyclictest0-21swapper/312:00:283
9671993316,15cyclictest0-21swapper/311:15:093
9671993316,15cyclictest0-21swapper/309:35:313
9671993316,14cyclictest0-21swapper/311:05:033
9671993315,15cyclictest0-21swapper/310:55:193
9671993312,18cyclictest0-21swapper/311:20:183
9671993312,18cyclictest0-21swapper/309:15:193
9671993311,20cyclictest0-21swapper/309:45:293
967099335,21cyclictest0-21swapper/208:32:182
967099335,21cyclictest0-21swapper/208:01:422
967099333,23cyclictest0-21swapper/208:40:222
9670993317,14cyclictest0-21swapper/209:15:362
9670993312,19cyclictest0-21swapper/209:40:102
9670993312,18cyclictest0-21swapper/209:55:312
9670993312,18cyclictest0-21swapper/209:55:312
9670993310,20cyclictest0-21swapper/211:10:222
9670993310,20cyclictest0-21swapper/211:10:212
966999338,23cyclictest0-21swapper/108:24:441
966999338,23cyclictest0-21swapper/107:42:041
9669993315,16cyclictest0-21swapper/110:25:271
9669993315,16cyclictest0-21swapper/110:25:271
9669993315,15cyclictest0-21swapper/112:21:431
9669993315,15cyclictest0-21swapper/112:21:431
9669993313,17cyclictest0-21swapper/111:55:281
9669993310,21cyclictest0-21swapper/112:02:321
9669993310,20cyclictest0-21swapper/110:51:341
9668993311,16cyclictest0-21swapper/009:05:190
9668993311,15cyclictest0-21swapper/010:40:150
37932335,10sleep10-21swapper/108:08:261
294502335,13sleep20-21swapper/207:51:032
276642335,10sleep30-21swapper/309:04:383
9671993215,15cyclictest0-21swapper/310:45:293
9671993213,17cyclictest0-21swapper/309:30:023
9671993212,18cyclictest0-21swapper/310:00:123
9671993212,18cyclictest0-21swapper/309:50:263
967099328,21cyclictest0-21swapper/212:30:022
967099328,21cyclictest0-21swapper/211:20:102
967099327,23cyclictest0-21swapper/210:45:032
967099326,19cyclictest0-21swapper/208:15:222
967099325,21cyclictest0-21swapper/209:05:142
967099325,21cyclictest0-21swapper/208:26:492
967099325,19cyclictest0-21swapper/208:55:062
9670993217,13cyclictest0-21swapper/211:50:202
9670993213,16cyclictest0-21swapper/210:35:172
9670993213,16cyclictest0-21swapper/210:35:172
9670993210,19cyclictest0-21swapper/212:00:302
9669993217,14cyclictest0-21swapper/108:49:141
9669993216,13cyclictest0-21swapper/111:13:411
9669993216,13cyclictest0-21swapper/111:13:411
9669993216,13cyclictest0-21swapper/110:00:151
9669993215,15cyclictest0-21swapper/111:50:181
9669993215,15cyclictest0-21swapper/109:10:121
9669993215,14cyclictest0-21swapper/110:33:221
9669993215,14cyclictest0-21swapper/110:33:221
9669993213,16cyclictest0-21swapper/112:35:131
9669993213,16cyclictest0-21swapper/112:17:261
9669993213,16cyclictest0-21swapper/110:55:151
9669993213,16cyclictest0-21swapper/110:46:441
9669993213,16cyclictest0-21swapper/110:23:341
9669993211,19cyclictest0-21swapper/111:00:331
9669993211,18cyclictest0-21swapper/111:21:381
9669993211,18cyclictest0-21swapper/110:35:051
9669993211,18cyclictest0-21swapper/110:35:051
966899326,24cyclictest0-21swapper/011:59:480
966899326,23cyclictest0-21swapper/011:50:170
9668993215,15cyclictest0-21swapper/010:20:150
9668993214,16cyclictest0-21swapper/010:10:170
9668993213,17cyclictest0-21swapper/012:05:110
9668993211,18cyclictest0-21swapper/010:25:190
9668993211,18cyclictest0-21swapper/010:25:190
967199319,19cyclictest0-21swapper/311:25:213
9671993115,15cyclictest0-21swapper/308:36:513
9671993115,15cyclictest0-21swapper/308:36:503
9671993115,14cyclictest0-21swapper/312:05:123
9671993113,16cyclictest0-21swapper/312:25:233
9671993113,16cyclictest0-21swapper/312:15:063
9671993113,16cyclictest0-21swapper/311:10:283
9671993113,16cyclictest0-21swapper/311:10:283
967099319,19cyclictest0-21swapper/212:35:232
967099318,20cyclictest0-21swapper/210:50:192
967099316,23cyclictest0-21swapper/207:35:242
967099316,19cyclictest0-21swapper/207:34:482
966999318,21cyclictest0-21swapper/107:31:341
966999318,21cyclictest0-21swapper/107:24:141
966999318,20cyclictest0-21swapper/110:15:121
966999318,16cyclictest0-21swapper/107:13:501
966999315,24cyclictest0-21swapper/109:01:541
966999315,24cyclictest0-21swapper/108:36:341
966999315,24cyclictest0-21swapper/108:36:341
966999315,24cyclictest0-21swapper/107:25:041
9669993119,11cyclictest0-21swapper/108:56:241
9669993118,11cyclictest0-21swapper/108:16:241
9669993114,14cyclictest0-21swapper/110:40:301
9669993113,15cyclictest0-21swapper/112:31:491
9669993113,15cyclictest0-21swapper/111:15:301
9669993113,15cyclictest0-21swapper/109:53:171
9669993111,18cyclictest0-21swapper/108:10:191
966899317,21cyclictest0-21swapper/009:55:180
966899317,21cyclictest0-21swapper/009:55:180
966899316,23cyclictest0-21swapper/011:40:350
966899316,23cyclictest0-21swapper/011:40:350
966899315,23cyclictest0-21swapper/012:00:260
966899314,24cyclictest0-21swapper/012:10:200
9668993115,14cyclictest0-21swapper/011:15:280
9668993115,14cyclictest0-21swapper/010:15:130
9668993115,13cyclictest0-21swapper/009:50:280
9668993112,17cyclictest0-21swapper/010:39:210
9668993112,17cyclictest0-21swapper/010:39:210
967199305,23cyclictest0-21swapper/308:05:313
967199305,23cyclictest0-21swapper/307:35:303
9671993016,12cyclictest0-21swapper/312:10:213
9671993016,12cyclictest0-21swapper/310:50:283
9671993014,14cyclictest0-21swapper/310:05:283
9671993014,14cyclictest0-21swapper/310:05:273
9671993011,17cyclictest0-21swapper/311:30:243
967099309,18cyclictest0-21swapper/210:30:302
967099309,18cyclictest0-21swapper/210:30:302
967099305,19cyclictest0-21swapper/208:24:202
967099305,18cyclictest0-21swapper/208:50:212
967099305,18cyclictest0-21swapper/207:45:052
9670993016,12cyclictest0-21swapper/212:15:242
9670993016,12cyclictest0-21swapper/210:10:312
9670993014,14cyclictest0-21swapper/209:25:162
9670993014,14cyclictest0-21swapper/209:25:162
9670993011,17cyclictest0-21swapper/212:20:362
9670993011,17cyclictest0-21swapper/212:20:362
9670993010,17cyclictest0-21swapper/211:40:202
9670993010,17cyclictest0-21swapper/211:40:202
966999309,18cyclictest0-21swapper/109:25:171
966999309,18cyclictest0-21swapper/109:25:171
9669993015,13cyclictest0-21swapper/111:25:111
9669993013,15cyclictest0-21swapper/111:45:211
9669993013,14cyclictest0-21swapper/107:45:221
9669993012,16cyclictest0-21swapper/109:40:221
9669993012,15cyclictest0-21swapper/109:55:021
9669993012,15cyclictest0-21swapper/109:55:021
966899305,22cyclictest0-21swapper/009:35:520
966899305,22cyclictest0-21swapper/009:20:330
966899305,22cyclictest0-21swapper/009:20:320
9668993015,13cyclictest0-21swapper/011:25:300
9668993014,14cyclictest0-21swapper/009:30:240
189972305,10sleep30-21swapper/308:44:053
967199295,22cyclictest0-21swapper/307:23:313
9671992916,11cyclictest0-21swapper/310:30:033
966999299,18cyclictest0-21swapper/107:50:161
9669992913,14cyclictest0-21swapper/111:05:191
9669992913,14cyclictest0-21swapper/110:05:161
9669992913,14cyclictest0-21swapper/110:05:161
9669992912,15cyclictest0-21swapper/112:25:131
9669992912,15cyclictest0-21swapper/108:50:181
966899296,21cyclictest0-21swapper/009:45:170
9668992913,13cyclictest0-21swapper/010:30:190
9668992913,13cyclictest0-21swapper/010:30:190
967199288,18cyclictest0-21swapper/307:10:233
967199284,22cyclictest0-21swapper/308:45:513
9671992816,11cyclictest0-21swapper/308:51:203
9671992815,11cyclictest0-21swapper/309:15:023
9671992814,13cyclictest0-21swapper/307:25:113
967099283,23cyclictest0-21swapper/207:55:112
966999288,12cyclictest0-21swapper/108:25:111
966899289,16cyclictest0-21swapper/011:34:540
966899283,11cyclictest29928-21stress09:15:100
9668992814,12cyclictest0-21swapper/009:40:110
9668992811,15cyclictest0-21swapper/012:30:000
9668992811,14cyclictest0-21swapper/012:32:350
9668992810,15cyclictest0-21swapper/011:10:360
9668992810,15cyclictest0-21swapper/011:10:360
967199274,21cyclictest0-21swapper/308:56:313
9671992712,13cyclictest0-21swapper/310:25:133
9669992716,9cyclictest0-21swapper/109:45:111
9669992713,12cyclictest0-21swapper/112:10:271
9669992713,12cyclictest0-21swapper/109:25:011
9669992713,12cyclictest0-21swapper/109:25:011
966899278,16cyclictest0-21swapper/011:05:260
966899275,20cyclictest0-21swapper/012:35:310
966899275,20cyclictest0-21swapper/009:10:200
9668992712,13cyclictest0-21swapper/010:55:120
967199264,20cyclictest0-21swapper/307:55:213
967099267,17cyclictest0-21swapper/211:45:262
966999266,18cyclictest0-21swapper/109:35:221
9669992611,13cyclictest0-21swapper/112:05:231
9668992611,8cyclictest29927-21stress09:29:550
9668992611,8cyclictest29927-21stress09:29:550
966999256,16cyclictest0-21swapper/111:30:241
9668992510,12cyclictest0-21swapper/011:00:330
966999238,13cyclictest0-21swapper/109:30:161
966999175,4cyclictest14450irq/38-xhci_hcd11:40:301
966999175,4cyclictest14450irq/38-xhci_hcd11:40:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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