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2026-03-11 - 14:48
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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 792 highest latencies:
System rack7slot1.osadl.org (updated Wed Mar 11, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9270211756,55sleep20-21swapper/207:09:582
9270211756,55sleep20-21swapper/207:09:582
8918211151,21sleep10-21swapper/107:05:311
8918211151,21sleep10-21swapper/107:05:311
740928762,20sleep30-21swapper/307:05:053
740928762,20sleep30-21swapper/307:05:053
741128251,26sleep00-21swapper/007:05:060
741128251,26sleep00-21swapper/007:05:050
936899427,32cyclictest0-21swapper/011:22:580
936899419,26cyclictest0-21swapper/012:00:330
9368994012,25cyclictest0-21swapper/011:25:090
9368993912,24cyclictest0-21swapper/010:40:110
295232390,1sleep228840-21stress11:40:422
9369993815,20cyclictest0-21swapper/110:07:481
9369993815,20cyclictest0-21swapper/110:07:481
9368993812,23cyclictest0-21swapper/010:39:490
9368993812,23cyclictest0-21swapper/010:39:490
9370993715,20cyclictest0-21swapper/210:28:182
936899379,22cyclictest0-21swapper/007:15:060
936899377,17cyclictest0-21swapper/009:24:420
9368993716,15cyclictest0-21swapper/008:38:400
9368993710,21cyclictest0-21swapper/008:05:200
284742375,13sleep20-21swapper/209:06:182
267332375,13sleep00-21swapper/007:45:230
178112375,12sleep30-21swapper/308:40:373
9370993615,18cyclictest0-21swapper/209:42:562
936899369,21cyclictest0-21swapper/008:00:110
936899369,21cyclictest0-21swapper/007:40:020
936899365,23cyclictest0-21swapper/007:10:170
9368993610,24cyclictest0-21swapper/010:25:440
71682365,13sleep30-21swapper/308:16:033
51442365,12sleep20-21swapper/208:12:402
284162365,12sleep00-21swapper/009:05:320
263292365,13sleep30-21swapper/309:00:543
224922365,13sleep00-21swapper/007:35:300
205292365,13sleep00-21swapper/007:32:450
199962365,13sleep00-21swapper/008:46:400
184542365,13sleep10-21swapper/107:28:131
163652365,12sleep30-21swapper/307:23:343
137612365,13sleep10-21swapper/108:33:291
95792355,10sleep10-21swapper/108:24:231
94812355,13sleep00-21swapper/008:23:100
9371993513,19cyclictest0-21swapper/311:57:253
9371993513,19cyclictest0-21swapper/311:57:243
9370993511,21cyclictest0-21swapper/211:09:102
9369993512,21cyclictest0-21swapper/112:28:111
9369993512,21cyclictest0-21swapper/112:28:101
936899359,16cyclictest0-21swapper/008:25:320
936899358,19cyclictest0-21swapper/008:18:050
936899355,27cyclictest0-21swapper/008:13:020
9368993515,14cyclictest0-21swapper/007:51:550
9368993515,10cyclictest0-21swapper/007:55:070
71562355,12sleep10-21swapper/108:15:531
163892355,12sleep10-21swapper/107:23:521
114502355,13sleep10-21swapper/108:26:071
9370993416,15cyclictest0-21swapper/212:02:542
9370993415,16cyclictest0-21swapper/210:52:192
9370993415,16cyclictest0-21swapper/209:36:052
9370993414,18cyclictest0-21swapper/211:24:182
936899348,20cyclictest0-21swapper/008:30:050
9368993410,17cyclictest0-21swapper/008:56:240
263832345,10sleep20-21swapper/209:01:332
247542345,12sleep30-21swapper/307:42:113
202022345,10sleep20-21swapper/208:49:182
158472345,10sleep20-21swapper/208:37:502
157832345,12sleep10-21swapper/108:37:061
142012345,10sleep20-21swapper/207:18:232
117312345,10sleep30-21swapper/308:29:423
112602345,12sleep30-21swapper/307:12:433
10292345,12sleep30-21swapper/308:05:003
94242335,12sleep30-21swapper/308:22:293
9371993314,17cyclictest0-21swapper/311:40:293
9371993314,16cyclictest0-21swapper/309:27:203
9371993314,16cyclictest0-21swapper/309:11:503
937099338,23cyclictest0-21swapper/208:55:122
937099337,23cyclictest0-21swapper/209:50:312
9370993318,13cyclictest0-21swapper/210:05:132
9370993318,13cyclictest0-21swapper/210:05:132
9370993316,15cyclictest0-21swapper/212:30:362
9370993316,15cyclictest0-21swapper/210:49:042
9370993315,15cyclictest0-21swapper/211:13:352
9370993315,15cyclictest0-21swapper/211:13:352
9370993315,15cyclictest0-21swapper/210:44:062
9370993315,15cyclictest0-21swapper/209:25:362
9370993311,19cyclictest0-21swapper/210:55:202
936999335,17cyclictest0-21swapper/107:44:021
9369993315,15cyclictest0-21swapper/110:12:181
9369993315,15cyclictest0-21swapper/110:12:171
9369993311,19cyclictest0-21swapper/112:21:011
936899338,20cyclictest0-21swapper/008:43:090
936899336,20cyclictest0-21swapper/008:53:110
936899336,19cyclictest0-21swapper/007:25:050
9368993317,14cyclictest0-21swapper/009:30:150
9368993317,14cyclictest0-21swapper/009:30:150
9371993214,16cyclictest0-21swapper/309:20:203
937099328,22cyclictest0-21swapper/208:25:462
937099328,22cyclictest0-21swapper/207:40:352
9370993220,11cyclictest0-21swapper/207:35:262
9370993215,15cyclictest0-21swapper/210:35:302
9370993215,15cyclictest0-21swapper/210:35:302
9370993215,15cyclictest0-21swapper/209:15:062
9370993214,16cyclictest0-21swapper/209:31:232
9370993214,16cyclictest0-21swapper/209:31:232
9370993214,15cyclictest0-21swapper/212:39:402
9370993214,15cyclictest0-21swapper/211:32:252
9370993212,18cyclictest0-21swapper/211:25:102
9370993210,20cyclictest0-21swapper/212:11:182
936999326,23cyclictest0-21swapper/110:20:161
936999326,19cyclictest0-21swapper/108:09:531
9369993215,15cyclictest0-21swapper/112:15:171
9369993215,15cyclictest0-21swapper/109:20:321
9369993215,14cyclictest0-21swapper/112:35:101
9369993215,14cyclictest0-21swapper/110:53:361
9369993214,16cyclictest0-21swapper/110:40:291
9369993214,15cyclictest0-21swapper/112:34:451
9369993212,18cyclictest0-21swapper/110:15:021
9369993210,20cyclictest0-21swapper/112:09:371
936899325,24cyclictest0-21swapper/012:05:310
936899325,20cyclictest0-21swapper/012:25:300
936899325,20cyclictest0-21swapper/012:25:300
936899325,17cyclictest0-21swapper/011:55:250
936899325,17cyclictest0-21swapper/011:55:250
311002325,10sleep30-21swapper/307:57:053
227202325,10sleep30-21swapper/307:38:223
114302325,10sleep10-21swapper/107:14:501
9371993116,14cyclictest0-21swapper/309:08:033
9371993116,12cyclictest0-21swapper/311:16:323
9371993116,12cyclictest0-21swapper/311:16:323
9371993114,15cyclictest0-21swapper/312:17:553
9371993110,18cyclictest0-21swapper/312:00:173
937099318,22cyclictest0-21swapper/207:31:162
9370993119,11cyclictest0-21swapper/207:23:562
9370993119,11cyclictest0-21swapper/207:11:262
9370993115,14cyclictest0-21swapper/212:05:162
9370993115,14cyclictest0-21swapper/209:10:292
9370993114,15cyclictest0-21swapper/212:25:062
9370993114,15cyclictest0-21swapper/212:25:062
9370993114,15cyclictest0-21swapper/211:45:342
9370993114,15cyclictest0-21swapper/211:00:242
9370993113,15cyclictest0-21swapper/211:55:212
9370993113,15cyclictest0-21swapper/211:55:212
9370993113,15cyclictest0-21swapper/211:15:042
9370993113,15cyclictest0-21swapper/211:15:042
9370993110,19cyclictest0-21swapper/209:45:122
936999315,25cyclictest0-21swapper/107:16:231
936999315,24cyclictest0-21swapper/107:47:231
936999315,19cyclictest0-21swapper/107:53:241
9369993115,14cyclictest0-21swapper/111:35:001
9369993115,14cyclictest0-21swapper/111:00:011
9369993115,14cyclictest0-21swapper/110:25:121
9369993115,13cyclictest0-21swapper/111:55:151
9369993115,13cyclictest0-21swapper/111:55:141
9369993114,15cyclictest0-21swapper/111:28:041
9369993114,15cyclictest0-21swapper/110:35:281
9369993114,15cyclictest0-21swapper/110:35:281
9369993111,17cyclictest0-21swapper/112:10:321
936899315,9cyclictest0-21swapper/010:55:200
936899315,10cyclictest0-21swapper/010:30:130
936899313,19cyclictest0-21swapper/009:00:050
9368993113,17cyclictest0-21swapper/011:50:360
9368993113,17cyclictest0-21swapper/011:50:360
9368993110,19cyclictest0-21swapper/011:00:140
139972315,10sleep30-21swapper/307:16:043
937199305,24cyclictest0-21swapper/308:58:333
937199305,23cyclictest0-21swapper/308:13:033
937199305,23cyclictest0-21swapper/307:28:533
9371993014,13cyclictest0-21swapper/310:30:213
9371993013,15cyclictest0-21swapper/311:25:363
9371993013,15cyclictest0-21swapper/311:10:053
9371993013,15cyclictest0-21swapper/311:10:053
9371993013,15cyclictest0-21swapper/309:35:253
9370993018,11cyclictest0-21swapper/207:52:562
9370993015,12cyclictest0-21swapper/210:30:122
9370993014,14cyclictest0-21swapper/211:50:122
9370993014,14cyclictest0-21swapper/211:50:112
9370993014,14cyclictest0-21swapper/210:10:152
9370993014,14cyclictest0-21swapper/210:10:152
9370993014,14cyclictest0-21swapper/210:05:002
9370993014,14cyclictest0-21swapper/209:55:162
9370993014,13cyclictest0-21swapper/208:15:152
9370993013,14cyclictest0-21swapper/210:15:222
936999305,24cyclictest0-21swapper/107:33:031
936999305,23cyclictest0-21swapper/108:14:031
936999305,23cyclictest0-21swapper/107:58:041
936999305,19cyclictest0-21swapper/107:36:481
9369993014,14cyclictest0-21swapper/111:51:361
9369993014,14cyclictest0-21swapper/111:51:361
9369993014,14cyclictest0-21swapper/111:50:011
9369993012,16cyclictest0-21swapper/109:55:151
9369993012,16cyclictest0-21swapper/109:15:181
9369993011,16cyclictest0-21swapper/110:00:351
936899306,22cyclictest0-21swapper/009:51:490
9368993015,13cyclictest0-21swapper/009:10:220
9368993012,16cyclictest0-21swapper/012:33:050
9368993010,18cyclictest0-21swapper/010:10:350
9368993010,18cyclictest0-21swapper/010:10:350
9368993010,17cyclictest0-21swapper/012:15:230
9368993010,15cyclictest0-21swapper/007:20:230
937199295,23cyclictest0-21swapper/308:45:423
9371992915,12cyclictest0-21swapper/312:29:053
9371992915,12cyclictest0-21swapper/312:29:053
9371992915,12cyclictest0-21swapper/311:51:103
9371992915,12cyclictest0-21swapper/311:51:103
9371992915,12cyclictest0-21swapper/311:30:253
9371992915,12cyclictest0-21swapper/311:00:173
9371992915,12cyclictest0-21swapper/309:50:133
9371992915,12cyclictest0-21swapper/309:48:503
9371992914,13cyclictest0-21swapper/309:30:143
9371992914,13cyclictest0-21swapper/309:30:133
9371992914,12cyclictest0-21swapper/311:20:143
9371992914,12cyclictest0-21swapper/310:20:303
937099295,22cyclictest0-21swapper/208:30:262
9370992916,11cyclictest0-21swapper/209:20:252
9370992914,13cyclictest0-21swapper/208:00:232
9370992913,14cyclictest0-21swapper/212:20:142
9370992913,14cyclictest0-21swapper/212:15:162
9370992913,14cyclictest0-21swapper/211:36:282
9370992913,14cyclictest0-21swapper/210:20:202
9370992913,14cyclictest0-21swapper/208:05:182
936999298,19cyclictest0-21swapper/111:03:541
936999295,22cyclictest0-21swapper/108:45:131
936999295,22cyclictest0-21swapper/108:00:171
9369992914,13cyclictest0-21swapper/109:40:141
9369992914,13cyclictest0-21swapper/109:05:181
9369992912,15cyclictest0-21swapper/111:40:231
9369992912,15cyclictest0-21swapper/111:18:501
9369992912,15cyclictest0-21swapper/111:18:501
9369992912,15cyclictest0-21swapper/109:55:021
9369992912,14cyclictest0-21swapper/111:10:251
9369992912,14cyclictest0-21swapper/111:10:251
9369992911,15cyclictest0-21swapper/111:05:331
9369992911,15cyclictest0-21swapper/109:25:221
936899295,21cyclictest0-21swapper/009:40:320
9368992915,12cyclictest0-21swapper/012:20:140
9368992915,12cyclictest0-21swapper/009:45:160
9368992912,15cyclictest0-21swapper/012:35:120
9368992910,17cyclictest0-21swapper/009:25:200
937199289,16cyclictest0-21swapper/310:00:243
937199285,22cyclictest0-21swapper/308:50:333
937199285,22cyclictest0-21swapper/308:35:103
937199285,22cyclictest0-21swapper/308:08:503
937199285,22cyclictest0-21swapper/307:54:203
937199285,21cyclictest0-21swapper/307:49:033
937199285,21cyclictest0-21swapper/307:30:403
9371992814,12cyclictest0-21swapper/311:45:183
9371992814,12cyclictest0-21swapper/311:35:233
9371992814,12cyclictest0-21swapper/310:35:253
9371992814,12cyclictest0-21swapper/310:35:243
9371992813,13cyclictest0-21swapper/312:05:193
9371992810,16cyclictest0-21swapper/309:55:243
937099288,18cyclictest0-21swapper/207:25:142
9370992816,11cyclictest0-21swapper/208:24:562
9370992813,13cyclictest0-21swapper/207:45:152
9370992812,14cyclictest0-21swapper/207:55:142
9370992810,17cyclictest0-21swapper/208:50:222
9370992810,17cyclictest0-21swapper/208:40:152
936999286,20cyclictest0-21swapper/108:50:131
936999285,21cyclictest0-21swapper/108:41:331
936999285,16cyclictest0-21swapper/109:01:011
9369992812,14cyclictest0-21swapper/109:35:251
9369992812,14cyclictest0-21swapper/109:35:001
9369992812,14cyclictest0-21swapper/109:35:001
936899289,17cyclictest0-21swapper/011:05:370
936899288,18cyclictest0-21swapper/010:15:130
936899288,18cyclictest0-21swapper/009:15:040
936899286,19cyclictest0-21swapper/011:35:250
936899285,21cyclictest0-21swapper/011:30:310
936899285,20cyclictest0-21swapper/010:20:140
9368992814,12cyclictest0-21swapper/011:10:130
9368992814,12cyclictest0-21swapper/011:10:120
9368992811,15cyclictest0-21swapper/010:05:350
9368992811,15cyclictest0-21swapper/010:05:350
937199278,17cyclictest0-21swapper/309:40:183
937199275,20cyclictest0-21swapper/308:31:303
9371992713,12cyclictest0-21swapper/312:35:233
9371992713,12cyclictest0-21swapper/312:20:093
936999275,20cyclictest0-21swapper/111:20:291
9369992715,9cyclictest0-21swapper/109:45:231
9369992715,11cyclictest0-21swapper/108:56:431
9369992711,14cyclictest0-21swapper/110:30:261
936899279,9cyclictest28840-21stress11:15:240
936899279,9cyclictest28840-21stress11:15:240
9368992714,2cyclictest28840-21stress10:45:060
9368992711,14cyclictest0-21swapper/012:10:120
9368992711,14cyclictest0-21swapper/010:00:190
9371992613,11cyclictest0-21swapper/310:50:153
9371992612,12cyclictest0-21swapper/310:45:183
9371992612,12cyclictest0-21swapper/310:25:173
9371992611,13cyclictest0-21swapper/310:18:343
9369992612,12cyclictest0-21swapper/110:45:171
9369992611,12cyclictest0-21swapper/109:10:111
9368992612,12cyclictest0-21swapper/010:50:260
937199256,17cyclictest0-21swapper/312:10:253
9371992512,11cyclictest0-21swapper/310:05:193
9371992512,11cyclictest0-21swapper/310:05:193
9371992510,13cyclictest0-21swapper/311:05:203
936999256,17cyclictest0-21swapper/111:35:131
936899255,18cyclictest0-21swapper/011:45:270
9368992511,12cyclictest0-21swapper/009:35:240
937199246,16cyclictest0-21swapper/310:55:373
936999235,16cyclictest0-21swapper/112:00:141
936899238,5cyclictest1022-21jbd2/loop1-809:55:060
937199227,13cyclictest0-21swapper/312:30:093
937199226,13cyclictest0-21swapper/310:10:163
937199226,13cyclictest0-21swapper/310:10:153
936899223,7cyclictest28841-21stress11:40:580
937199217,12cyclictest0-21swapper/310:40:153
937199212,17cyclictest28841-21stress09:19:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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