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2025-12-09 - 21:32
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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 highest latencies:
System rack7slot1.osadl.org (updated Tue Dec 09, 2025 12:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1866421150,1sleep024242-21stress11:24:120
2603211451,57sleep20-21swapper/207:08:352
782210649,52sleep00-21swapper/007:05:030
259229769,23sleep30-21swapper/307:08:273
257028155,21sleep10-21swapper/107:08:091
2832994214,26cyclictest0-21swapper/310:48:173
2831994212,27cyclictest0-21swapper/210:39:482
2830994210,21cyclictest0-21swapper/111:05:071
305582415,14sleep30-21swapper/308:10:143
2830994111,16cyclictest0-21swapper/111:10:211
2830994111,16cyclictest0-21swapper/111:10:201
2831994011,26cyclictest0-21swapper/210:28:452
2831994010,27cyclictest0-21swapper/211:33:572
2831994010,27cyclictest0-21swapper/211:16:472
2831993911,25cyclictest0-21swapper/211:51:152
2831993911,25cyclictest0-21swapper/211:51:152
2831993910,26cyclictest0-21swapper/212:06:072
2831993910,26cyclictest0-21swapper/210:21:292
2831993910,26cyclictest0-21swapper/210:18:182
2831993910,26cyclictest0-21swapper/209:33:422
2830993914,22cyclictest0-21swapper/110:00:121
2830993914,22cyclictest0-21swapper/110:00:111
219852395,13sleep30-21swapper/307:50:133
77742385,13sleep20-21swapper/207:17:452
2832993815,21cyclictest0-21swapper/309:38:523
2832993815,21cyclictest0-21swapper/309:22:013
2832993815,20cyclictest0-21swapper/310:25:043
2832993814,22cyclictest0-21swapper/310:50:323
2831993811,24cyclictest0-21swapper/211:35:532
2831993811,24cyclictest0-21swapper/210:10:122
283099389,19cyclictest0-21swapper/109:15:171
283099384,17cyclictest0-21swapper/111:02:031
2830993815,20cyclictest0-21swapper/111:48:201
319502375,13sleep20-21swapper/208:10:572
2832993721,14cyclictest0-21swapper/309:40:113
2832993715,20cyclictest0-21swapper/312:31:443
2832993715,20cyclictest0-21swapper/312:31:443
2832993715,20cyclictest0-21swapper/312:20:413
2832993715,20cyclictest0-21swapper/311:07:223
2832993715,19cyclictest0-21swapper/312:35:133
283199379,25cyclictest0-21swapper/211:49:262
2831993714,20cyclictest0-21swapper/209:15:202
283099379,18cyclictest0-21swapper/111:41:431
234292375,13sleep10-21swapper/107:54:251
187812375,13sleep10-21swapper/107:41:571
187542375,13sleep30-21swapper/307:41:393
149962375,13sleep30-21swapper/308:46:283
121442375,13sleep20-21swapper/207:27:192
83132365,12sleep10-21swapper/108:30:531
48442365,13sleep20-21swapper/207:13:362
321802365,13sleep00-21swapper/008:13:480
299562365,12sleep20-21swapper/208:08:262
299532365,13sleep00-21swapper/008:08:240
2832993614,20cyclictest0-21swapper/309:58:433
2831993615,19cyclictest0-21swapper/211:26:482
2831993614,19cyclictest0-21swapper/210:40:032
2831993614,19cyclictest0-21swapper/210:40:032
2831993610,23cyclictest0-21swapper/211:05:272
282999368,26cyclictest0-21swapper/008:04:110
2829993615,18cyclictest0-21swapper/010:46:060
2829993615,18cyclictest0-21swapper/009:44:360
217752365,12sleep20-21swapper/209:02:542
106372365,12sleep10-21swapper/108:37:191
105762365,12sleep30-21swapper/308:36:333
99432355,12sleep00-21swapper/007:22:280
2832993515,18cyclictest0-21swapper/311:35:333
2832993515,18cyclictest0-21swapper/310:05:213
2832993515,18cyclictest0-21swapper/310:05:213
2832993513,20cyclictest0-21swapper/311:10:233
2832993513,20cyclictest0-21swapper/311:10:233
2831993513,19cyclictest0-21swapper/209:55:212
2831993512,20cyclictest0-21swapper/212:00:072
2830993517,16cyclictest0-21swapper/110:45:251
2830993513,20cyclictest0-21swapper/110:35:031
2830993513,19cyclictest0-21swapper/111:21:111
282999356,26cyclictest0-21swapper/011:30:480
282999356,26cyclictest0-21swapper/010:21:020
2829993519,15cyclictest0-21swapper/007:55:410
2829993515,17cyclictest0-21swapper/012:33:460
2829993515,17cyclictest0-21swapper/012:33:450
2829993515,16cyclictest0-21swapper/011:43:520
2829993515,16cyclictest0-21swapper/010:25:100
212162355,12sleep00-21swapper/007:49:340
150422355,12sleep00-21swapper/008:46:560
120322355,12sleep10-21swapper/107:25:591
77472345,12sleep30-21swapper/307:17:263
45222345,10sleep10-21swapper/108:25:081
39232345,10sleep10-21swapper/108:21:081
2832993415,17cyclictest0-21swapper/312:03:373
2832993412,20cyclictest0-21swapper/309:25:263
2832993411,20cyclictest0-21swapper/310:16:153
2831993411,20cyclictest0-21swapper/209:40:252
2830993414,17cyclictest0-21swapper/112:14:081
282999349,23cyclictest0-21swapper/008:34:160
2829993419,14cyclictest0-21swapper/008:26:020
2829993416,15cyclictest0-21swapper/009:35:040
2829993415,16cyclictest0-21swapper/011:10:160
2829993415,16cyclictest0-21swapper/011:10:160
2829993415,16cyclictest0-21swapper/010:40:190
2829993415,16cyclictest0-21swapper/010:40:180
2829993411,20cyclictest0-21swapper/012:23:580
2829993410,21cyclictest0-21swapper/009:20:570
241092345,12sleep00-21swapper/009:09:300
217202345,12sleep00-21swapper/009:02:120
19582345,10sleep20-21swapper/208:19:072
188422345,10sleep20-21swapper/207:42:392
132932345,10sleep20-21swapper/207:30:162
127382345,10sleep30-21swapper/308:41:023
2832993313,18cyclictest0-21swapper/312:25:143
2832993313,18cyclictest0-21swapper/312:25:143
2832993313,18cyclictest0-21swapper/309:45:183
2831993316,15cyclictest0-21swapper/212:35:272
2831993312,19cyclictest0-21swapper/210:58:302
2831993311,20cyclictest0-21swapper/209:55:012
2831993311,19cyclictest0-21swapper/209:45:242
2831993310,20cyclictest0-21swapper/212:25:322
2831993310,20cyclictest0-21swapper/212:25:312
2831993310,20cyclictest0-21swapper/210:10:022
2831993310,20cyclictest0-21swapper/210:10:012
2831993310,20cyclictest0-21swapper/209:20:232
2830993315,16cyclictest0-21swapper/112:30:291
2830993315,16cyclictest0-21swapper/112:30:291
2830993315,15cyclictest0-21swapper/110:41:121
2830993315,15cyclictest0-21swapper/110:41:121
2830993313,17cyclictest0-21swapper/112:26:031
2830993313,17cyclictest0-21swapper/112:26:031
2830993312,19cyclictest0-21swapper/110:05:351
2830993312,19cyclictest0-21swapper/110:05:351
2830993310,20cyclictest0-21swapper/111:50:331
2830993310,20cyclictest0-21swapper/111:50:321
282999338,23cyclictest0-21swapper/007:16:110
282999336,24cyclictest0-21swapper/010:11:300
282999336,24cyclictest0-21swapper/010:00:230
282999336,24cyclictest0-21swapper/010:00:230
2829993316,14cyclictest0-21swapper/012:25:100
2829993316,14cyclictest0-21swapper/012:25:100
2829993316,14cyclictest0-21swapper/011:06:080
2829993314,16cyclictest0-21swapper/009:45:350
2829993312,18cyclictest0-21swapper/011:50:060
2829993312,18cyclictest0-21swapper/011:50:060
2829993312,18cyclictest0-21swapper/009:55:400
278132335,10sleep10-21swapper/108:03:551
237502335,10sleep10-21swapper/107:55:051
194252335,10sleep00-21swapper/008:56:310
194252335,10sleep00-21swapper/008:56:300
105252335,12sleep20-21swapper/208:35:562
283299326,24cyclictest0-21swapper/307:55:263
283299325,25cyclictest0-21swapper/309:00:313
2832993215,15cyclictest0-21swapper/310:30:093
2832993215,15cyclictest0-21swapper/309:30:073
2832993213,17cyclictest0-21swapper/312:15:093
2832993212,18cyclictest0-21swapper/310:10:273
2832993212,18cyclictest0-21swapper/309:10:263
2832993210,20cyclictest0-21swapper/310:40:183
2832993210,20cyclictest0-21swapper/310:40:173
283199327,22cyclictest0-21swapper/211:10:152
283199327,22cyclictest0-21swapper/211:10:152
2831993216,13cyclictest0-21swapper/210:30:242
2831993215,15cyclictest0-21swapper/211:00:282
2831993212,18cyclictest0-21swapper/209:26:192
2831993211,18cyclictest0-21swapper/210:00:122
2831993211,18cyclictest0-21swapper/210:00:122
2831993210,20cyclictest0-21swapper/211:40:052
2830993215,15cyclictest0-21swapper/112:00:201
2830993215,15cyclictest0-21swapper/111:20:011
2830993214,16cyclictest0-21swapper/112:20:301
2830993214,15cyclictest0-21swapper/110:32:521
2830993213,17cyclictest0-21swapper/112:15:521
2830993212,17cyclictest0-21swapper/110:20:211
2830993211,19cyclictest0-21swapper/109:55:271
2830993210,13cyclictest0-21swapper/110:55:051
282999328,22cyclictest0-21swapper/007:53:470
282999325,25cyclictest0-21swapper/011:39:290
282999325,25cyclictest0-21swapper/007:25:110
2829993219,12cyclictest0-21swapper/007:13:220
2829993217,12cyclictest0-21swapper/010:08:120
2829993217,12cyclictest0-21swapper/010:08:120
2829993214,15cyclictest0-21swapper/010:50:340
2829993214,15cyclictest0-21swapper/010:30:080
2829993214,15cyclictest0-21swapper/010:18:300
187102325,10sleep00-21swapper/007:41:080
172222325,10sleep00-21swapper/008:51:290
129252325,10sleep00-21swapper/008:43:240
283299319,20cyclictest0-21swapper/309:05:273
283299319,20cyclictest0-21swapper/308:05:233
283299319,20cyclictest0-21swapper/307:25:243
283299315,24cyclictest0-21swapper/307:45:023
283299313,26cyclictest0-21swapper/308:30:003
2832993115,14cyclictest0-21swapper/311:00:323
2832993115,14cyclictest0-21swapper/307:38:173
2832993115,13cyclictest0-21swapper/312:10:123
2832993113,16cyclictest0-21swapper/311:30:203
2832993113,16cyclictest0-21swapper/309:17:363
283199316,22cyclictest0-21swapper/209:35:242
2831993111,18cyclictest0-21swapper/209:10:242
2831993110,19cyclictest0-21swapper/211:55:032
2830993115,14cyclictest0-21swapper/109:25:131
2830993115,14cyclictest0-21swapper/109:20:401
2830993114,15cyclictest0-21swapper/112:05:151
2830993114,15cyclictest0-21swapper/111:55:311
2830993114,15cyclictest0-21swapper/111:25:121
2830993114,15cyclictest0-21swapper/109:50:001
2830993113,16cyclictest0-21swapper/111:30:111
2830993112,16cyclictest0-21swapper/110:50:031
2830993110,19cyclictest0-21swapper/110:10:231
282999318,22cyclictest0-21swapper/007:37:180
282999316,22cyclictest0-21swapper/009:15:160
282999315,24cyclictest0-21swapper/008:20:170
282999315,24cyclictest0-21swapper/008:16:310
2829993117,11cyclictest0-21swapper/009:30:010
2829993116,12cyclictest0-21swapper/012:15:220
2829993115,13cyclictest0-21swapper/012:10:070
2829993114,15cyclictest0-21swapper/011:55:310
2829993114,15cyclictest0-21swapper/010:35:160
2829993112,16cyclictest0-21swapper/011:50:010
2829993110,18cyclictest0-21swapper/012:01:210
2829993110,18cyclictest0-21swapper/011:16:560
173212315,10sleep20-21swapper/208:52:442
283299309,19cyclictest0-21swapper/310:00:183
283299309,19cyclictest0-21swapper/310:00:173
283299309,19cyclictest0-21swapper/308:50:203
283299309,19cyclictest0-21swapper/308:25:143
283299307,20cyclictest0-21swapper/311:25:223
2832993017,11cyclictest0-21swapper/311:50:293
2832993017,11cyclictest0-21swapper/311:50:283
2832993015,13cyclictest0-21swapper/312:05:023
2832993015,12cyclictest0-21swapper/311:20:223
283199305,23cyclictest0-21swapper/208:24:222
283099305,19cyclictest0-21swapper/108:16:361
283099305,19cyclictest0-21swapper/107:20:221
283099303,25cyclictest0-21swapper/108:10:121
2830993014,14cyclictest0-21swapper/109:35:281
2830993012,16cyclictest0-21swapper/109:10:341
2829993014,13cyclictest0-21swapper/012:05:050
2829993014,13cyclictest0-21swapper/011:00:570
2829993010,19cyclictest0-21swapper/007:30:060
283299295,22cyclictest0-21swapper/308:55:183
283299295,22cyclictest0-21swapper/308:55:183
283299295,22cyclictest0-21swapper/308:15:203
283299295,22cyclictest0-21swapper/307:30:123
283299293,24cyclictest0-21swapper/308:20:323
283299293,24cyclictest0-21swapper/308:00:073
2832992915,12cyclictest0-21swapper/311:15:363
2832992915,12cyclictest0-21swapper/310:56:203
283199297,20cyclictest0-21swapper/208:25:222
283199295,22cyclictest0-21swapper/207:52:112
283199295,22cyclictest0-21swapper/207:36:032
283199295,14cyclictest0-21swapper/207:56:022
2831992916,12cyclictest0-21swapper/209:05:122
283099296,15cyclictest0-21swapper/107:10:031
283099294,23cyclictest0-21swapper/107:15:221
283099294,18cyclictest0-21swapper/108:45:161
2830992915,13cyclictest0-21swapper/108:08:411
2830992914,14cyclictest0-21swapper/107:47:511
2829992911,16cyclictest0-21swapper/009:25:280
2829992910,16cyclictest0-21swapper/012:35:050
283299286,19cyclictest0-21swapper/311:40:143
283299285,21cyclictest0-21swapper/309:50:193
2832992815,11cyclictest0-21swapper/310:20:303
2832992814,12cyclictest0-21swapper/307:20:143
2832992813,12cyclictest0-21swapper/311:55:283
283199286,20cyclictest0-21swapper/208:55:212
283199286,20cyclictest0-21swapper/208:55:202
283199285,22cyclictest0-21swapper/207:21:212
283199285,21cyclictest0-21swapper/208:48:022
2831992816,11cyclictest0-21swapper/208:30:172
2831992816,11cyclictest0-21swapper/208:00:332
283099286,19cyclictest0-21swapper/109:50:171
283099286,15cyclictest0-21swapper/107:38:361
283099284,22cyclictest0-21swapper/109:09:421
2830992816,11cyclictest0-21swapper/108:41:311
2830992812,14cyclictest0-21swapper/110:19:321
282999285,21cyclictest0-21swapper/008:35:140
2829992812,14cyclictest0-21swapper/010:55:310
283299275,20cyclictest0-21swapper/307:10:223
283199274,21cyclictest0-21swapper/207:49:122
2831992714,12cyclictest0-21swapper/208:44:422
2831992714,11cyclictest0-21swapper/212:16:482
283099275,15cyclictest0-21swapper/109:00:281
283099275,14cyclictest0-21swapper/108:55:021
283099275,14cyclictest0-21swapper/108:55:021
283099275,14cyclictest0-21swapper/107:30:061
2830992712,14cyclictest0-21swapper/108:50:141
2829992712,12cyclictest0-21swapper/009:10:280
2832992612,12cyclictest0-21swapper/311:45:513
283099266,17cyclictest0-21swapper/112:35:191
283099263,7cyclictest24240-21stress10:25:251
2830992611,12cyclictest0-21swapper/109:40:311
283199259,13cyclictest0-21swapper/210:45:302
2832992412,10cyclictest0-21swapper/310:35:243
52382234,17sleep22827-21cyclictest10:51:442
2831992317,4cyclictest24238-21stress11:21:222
283099233,10cyclictest23877-21diskstats11:35:171
283099226,14cyclictest0-21swapper/109:30:271
282999225,15cyclictest0-21swapper/011:25:400
283199216,12cyclictest0-21swapper/212:10:312
283199215,14cyclictest0-21swapper/212:30:202
283199215,14cyclictest0-21swapper/212:30:202
2829992115,4cyclictest24241-21stress09:52:020
283199206,12cyclictest0-21swapper/212:20:262
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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