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2025-08-21 - 18:56
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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 Thu Aug 21, 2025 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3003421250,1sleep19338-21stress12:29:531
21765211855,58sleep10-21swapper/107:09:131
21603211753,58sleep30-21swapper/307:07:063
21724211655,56sleep00-21swapper/007:08:390
21496211352,56sleep20-21swapper/207:05:432
218812790,2sleep09336-21stress12:10:130
327202480,1sleep19338-21stress10:03:341
2193199479,25cyclictest0-21swapper/211:45:382
21929994310,30cyclictest0-21swapper/010:08:070
254872410,1sleep225617-21timerwakeupswit11:00:352
21930994112,27cyclictest0-21swapper/109:54:431
2193199408,29cyclictest0-21swapper/209:20:362
2193099408,29cyclictest0-21swapper/110:54:351
21930994011,26cyclictest0-21swapper/111:28:291
21930994010,16cyclictest0-21swapper/111:59:131
21929994011,26cyclictest0-21swapper/010:10:220
2193199397,29cyclictest0-21swapper/209:36:532
2193199397,29cyclictest0-21swapper/209:36:532
21931993910,26cyclictest0-21swapper/212:36:022
21930993911,25cyclictest0-21swapper/111:54:041
21929993910,26cyclictest0-21swapper/010:45:470
21929993910,26cyclictest0-21swapper/009:15:360
21929993910,26cyclictest0-21swapper/009:15:360
29062385,13sleep30-21swapper/307:38:263
2193199387,28cyclictest0-21swapper/210:50:322
21931993815,20cyclictest0-21swapper/212:08:102
21931993815,20cyclictest0-21swapper/212:08:102
21931993810,25cyclictest0-21swapper/211:37:472
2193099389,26cyclictest0-21swapper/111:23:301
97602375,13sleep30-21swapper/307:55:013
89892375,13sleep10-21swapper/109:06:341
89892375,13sleep10-21swapper/109:06:331
69912375,13sleep20-21swapper/207:45:382
69632375,13sleep00-21swapper/009:03:160
62512370,1sleep39336-21stress11:32:143
48552375,13sleep00-21swapper/007:41:000
48212375,13sleep20-21swapper/207:40:342
311882375,13sleep30-21swapper/307:29:523
308102375,13sleep20-21swapper/208:43:052
288362375,13sleep20-21swapper/207:21:532
285562375,13sleep20-21swapper/208:36:182
265122375,13sleep20-21swapper/208:32:512
239422375,13sleep20-21swapper/207:14:072
224172375,13sleep20-21swapper/208:25:012
21931993715,19cyclictest0-21swapper/210:00:312
21931993712,22cyclictest0-21swapper/211:05:162
21931993712,22cyclictest0-21swapper/210:55:472
21931993710,24cyclictest0-21swapper/210:35:142
21931993710,24cyclictest0-21swapper/210:24:502
21931993710,24cyclictest0-21swapper/209:56:092
2193099379,25cyclictest0-21swapper/109:15:181
2193099379,25cyclictest0-21swapper/109:15:171
21930993713,14cyclictest0-21swapper/110:10:311
21930993711,23cyclictest0-21swapper/112:00:551
21930993711,23cyclictest0-21swapper/112:00:551
21930993710,24cyclictest0-21swapper/110:36:251
93362365,13sleep10-21swapper/107:53:041
92932365,13sleep30-21swapper/307:52:303
7592365,13sleep10-21swapper/107:33:311
7592365,13sleep10-21swapper/107:33:311
326682365,13sleep20-21swapper/208:45:262
310542365,13sleep10-21swapper/107:28:141
30182365,13sleep00-21swapper/007:39:520
289852365,13sleep00-21swapper/007:23:480
266612365,13sleep10-21swapper/108:34:421
242382365,13sleep30-21swapper/308:26:093
21931993614,19cyclictest0-21swapper/210:05:302
2193099369,24cyclictest0-21swapper/110:15:231
2193099369,24cyclictest0-21swapper/110:15:221
2193099369,24cyclictest0-21swapper/109:30:191
21930993610,23cyclictest0-21swapper/112:20:331
179652365,12sleep20-21swapper/208:13:332
157222365,13sleep30-21swapper/308:07:173
156442365,13sleep20-21swapper/208:06:162
113322365,13sleep20-21swapper/207:56:052
5482355,13sleep30-21swapper/308:48:463
49732355,12sleep10-21swapper/107:42:291
46682355,13sleep30-21swapper/308:56:333
309322355,12sleep10-21swapper/108:44:361
267242355,12sleep30-21swapper/307:17:293
265252355,10sleep00-21swapper/008:33:010
263712355,12sleep30-21swapper/308:31:033
24422355,13sleep10-21swapper/108:50:301
241762355,10sleep20-21swapper/208:25:292
21932993517,15cyclictest0-21swapper/310:12:523
21932993512,20cyclictest0-21swapper/310:18:113
21932993512,20cyclictest0-21swapper/310:18:103
2193199357,25cyclictest0-21swapper/212:24:562
21931993512,20cyclictest0-21swapper/212:25:142
2193099356,15cyclictest0-21swapper/110:40:131
21930993511,21cyclictest0-21swapper/109:20:251
21930993511,21cyclictest0-21swapper/109:14:361
21930993511,21cyclictest0-21swapper/109:14:361
2192999358,24cyclictest0-21swapper/011:00:260
21929993514,19cyclictest0-21swapper/011:15:180
135822355,13sleep00-21swapper/008:02:250
93222345,10sleep20-21swapper/207:52:522
8002345,12sleep20-21swapper/207:34:042
8002345,12sleep20-21swapper/207:34:042
7862345,10sleep30-21swapper/307:33:533
7862345,10sleep30-21swapper/307:33:523
50692345,10sleep30-21swapper/307:43:433
21932993418,14cyclictest0-21swapper/311:35:283
21932993415,16cyclictest0-21swapper/312:19:343
21932993415,16cyclictest0-21swapper/309:10:333
21932993415,16cyclictest0-21swapper/309:10:333
21932993414,17cyclictest0-21swapper/310:06:243
21932993411,20cyclictest0-21swapper/312:11:043
21931993411,20cyclictest0-21swapper/212:10:222
21931993410,21cyclictest0-21swapper/211:40:112
2193099349,22cyclictest0-21swapper/112:35:241
21930993412,19cyclictest0-21swapper/112:05:121
21930993412,19cyclictest0-21swapper/112:05:111
21930993411,20cyclictest0-21swapper/110:45:261
21929993414,18cyclictest0-21swapper/009:20:210
200542345,10sleep00-21swapper/008:17:320
158792345,10sleep10-21swapper/108:09:201
136712345,10sleep20-21swapper/208:03:352
68712334,12sleep10-21swapper/109:02:051
4812335,10sleep10-21swapper/108:47:561
309392335,10sleep30-21swapper/308:44:423
287002335,10sleep10-21swapper/108:38:111
2193299338,22cyclictest0-21swapper/310:46:213
21932993315,15cyclictest0-21swapper/309:16:103
21932993315,15cyclictest0-21swapper/309:16:093
21932993311,19cyclictest0-21swapper/310:50:123
21932993310,20cyclictest0-21swapper/310:40:573
2193199339,21cyclictest0-21swapper/212:15:182
2193199339,21cyclictest0-21swapper/210:45:282
21931993317,13cyclictest0-21swapper/209:50:232
21931993316,15cyclictest0-21swapper/210:40:352
21931993312,18cyclictest0-21swapper/211:20:182
21931993312,18cyclictest0-21swapper/210:25:072
21931993311,19cyclictest0-21swapper/211:55:162
21930993315,16cyclictest0-21swapper/110:30:331
21930993311,20cyclictest0-21swapper/111:05:191
21930993310,21cyclictest0-21swapper/111:45:011
21930993310,20cyclictest0-21swapper/110:05:271
21929993313,18cyclictest0-21swapper/011:15:010
21929993313,17cyclictest0-21swapper/010:43:210
21929993310,20cyclictest0-21swapper/012:30:280
201532335,10sleep20-21swapper/208:18:512
238432323,10sleep30-21swapper/307:12:553
2193299329,20cyclictest0-21swapper/310:30:013
21932993218,13cyclictest0-21swapper/308:35:503
21932993216,14cyclictest0-21swapper/312:00:323
21932993216,14cyclictest0-21swapper/312:00:323
21932993216,14cyclictest0-21swapper/311:45:403
21932993216,14cyclictest0-21swapper/311:19:423
21932993215,15cyclictest0-21swapper/309:40:253
21932993215,15cyclictest0-21swapper/309:40:253
21932993215,14cyclictest0-21swapper/311:41:423
21932993211,18cyclictest0-21swapper/309:45:583
21932993211,18cyclictest0-21swapper/309:45:583
2193199329,21cyclictest0-21swapper/211:10:242
2193199328,21cyclictest0-21swapper/211:50:292
2193199328,21cyclictest0-21swapper/210:20:012
2193199328,21cyclictest0-21swapper/210:20:012
2193199327,22cyclictest0-21swapper/209:15:222
2193199327,22cyclictest0-21swapper/209:15:222
21931993215,15cyclictest0-21swapper/211:25:382
21931993215,14cyclictest0-21swapper/209:25:032
2193099328,22cyclictest0-21swapper/111:35:181
2193099325,25cyclictest0-21swapper/108:00:161
21930993210,19cyclictest0-21swapper/110:55:191
21929993215,14cyclictest0-21swapper/010:38:180
21929993215,14cyclictest0-21swapper/010:20:170
21929993214,15cyclictest0-21swapper/010:17:010
21929993214,15cyclictest0-21swapper/010:17:010
21929993212,17cyclictest0-21swapper/012:05:010
21929993212,17cyclictest0-21swapper/012:05:000
21929993211,18cyclictest0-21swapper/009:40:260
21929993211,18cyclictest0-21swapper/009:40:260
116422325,10sleep10-21swapper/107:59:571
2193299319,19cyclictest0-21swapper/312:32:193
2193299317,13cyclictest0-21swapper/308:54:203
2193299315,20cyclictest0-21swapper/309:09:223
2193299315,20cyclictest0-21swapper/309:09:223
21932993115,14cyclictest0-21swapper/311:20:023
21932993115,14cyclictest0-21swapper/309:50:193
21932993115,14cyclictest0-21swapper/309:35:283
21932993115,14cyclictest0-21swapper/309:35:273
21932993114,15cyclictest0-21swapper/312:35:123
21932993114,14cyclictest0-21swapper/311:50:273
21932993114,14cyclictest0-21swapper/311:00:303
21932993114,14cyclictest0-21swapper/310:35:233
21932993114,14cyclictest0-21swapper/309:30:343
21932993114,14cyclictest0-21swapper/309:25:263
21932993110,19cyclictest0-21swapper/311:06:403
21931993115,14cyclictest0-21swapper/212:02:102
21931993115,14cyclictest0-21swapper/212:02:092
21931993115,13cyclictest0-21swapper/210:35:022
21931993113,15cyclictest0-21swapper/210:10:172
21931993110,18cyclictest0-21swapper/211:15:172
2193099315,24cyclictest0-21swapper/108:10:171
2193099315,24cyclictest0-21swapper/107:37:361
2193099315,24cyclictest0-21swapper/107:23:571
2193099315,20cyclictest0-21swapper/108:27:131
2193099315,15cyclictest0-21swapper/107:47:051
21930993115,13cyclictest0-21swapper/109:26:311
21930993114,15cyclictest0-21swapper/110:20:261
21930993114,15cyclictest0-21swapper/109:45:281
21930993114,15cyclictest0-21swapper/109:45:281
21930993111,18cyclictest0-21swapper/112:32:231
2192999319,19cyclictest0-21swapper/012:40:020
2192999316,22cyclictest0-21swapper/011:45:270
2192999315,24cyclictest0-21swapper/009:06:240
2192999315,24cyclictest0-21swapper/009:06:240
2192999315,24cyclictest0-21swapper/008:58:040
2192999315,24cyclictest0-21swapper/008:45:040
2192999315,24cyclictest0-21swapper/008:41:240
2192999315,24cyclictest0-21swapper/007:59:170
21929993116,14cyclictest0-21swapper/007:50:220
21929993116,13cyclictest0-21swapper/012:25:220
21929993116,13cyclictest0-21swapper/012:05:090
21929993116,13cyclictest0-21swapper/012:05:090
21929993115,14cyclictest0-21swapper/012:15:170
21929993114,15cyclictest0-21swapper/010:00:220
21929993113,16cyclictest0-21swapper/009:25:320
21929993112,17cyclictest0-21swapper/009:10:200
21929993112,17cyclictest0-21swapper/009:10:190
21929993110,18cyclictest0-21swapper/009:45:180
21929993110,18cyclictest0-21swapper/009:45:180
2193299308,21cyclictest0-21swapper/307:45:253
2193299308,19cyclictest0-21swapper/310:30:233
2193299305,23cyclictest0-21swapper/308:18:503
21932993018,11cyclictest0-21swapper/308:11:503
21932993018,11cyclictest0-21swapper/308:03:293
21932993016,12cyclictest0-21swapper/310:00:553
21932993014,14cyclictest0-21swapper/312:20:133
21932993014,14cyclictest0-21swapper/311:10:393
21932993014,14cyclictest0-21swapper/310:20:023
21932993013,14cyclictest0-21swapper/311:55:243
21932993012,15cyclictest0-21swapper/310:55:113
21931993011,16cyclictest0-21swapper/212:35:022
2193099309,18cyclictest0-21swapper/111:35:011
2193099305,23cyclictest0-21swapper/107:16:561
21930993014,14cyclictest0-21swapper/111:00:181
21930993014,14cyclictest0-21swapper/109:35:321
21930993014,14cyclictest0-21swapper/109:35:321
21930993011,13cyclictest0-21swapper/108:56:571
2192999309,18cyclictest0-21swapper/011:30:200
2192999308,20cyclictest0-21swapper/009:58:210
2192999305,23cyclictest0-21swapper/007:48:440
2192999305,23cyclictest0-21swapper/007:25:240
2192999305,23cyclictest0-21swapper/007:15:250
21929993014,14cyclictest0-21swapper/011:55:190
21929993014,14cyclictest0-21swapper/010:50:130
21929993014,14cyclictest0-21swapper/010:30:140
21929993013,15cyclictest0-21swapper/010:25:120
21929993010,18cyclictest0-21swapper/009:35:200
21929993010,18cyclictest0-21swapper/009:35:190
21929993010,18cyclictest0-21swapper/008:50:230
21929993010,18cyclictest0-21swapper/008:10:170
2193299298,19cyclictest0-21swapper/308:20:093
2193299295,22cyclictest0-21swapper/307:25:003
21932992915,11cyclictest0-21swapper/311:25:293
2193199299,17cyclictest0-21swapper/209:30:292
2193199296,20cyclictest0-21swapper/209:45:292
2193199296,20cyclictest0-21swapper/209:45:282
2193199295,22cyclictest0-21swapper/208:53:532
2193099295,14cyclictest0-21swapper/108:17:471
21930992915,13cyclictest0-21swapper/107:10:271
21930992915,12cyclictest0-21swapper/112:15:351
21930992915,12cyclictest0-21swapper/111:10:171
2192999295,22cyclictest0-21swapper/007:30:160
2192999295,22cyclictest0-21swapper/007:30:160
2192999295,12cyclictest0-21swapper/008:23:340
2192999294,22cyclictest0-21swapper/011:50:280
21929992917,11cyclictest0-21swapper/007:12:340
21929992916,11cyclictest0-21swapper/011:40:230
21929992911,16cyclictest0-21swapper/008:35:050
21929992910,17cyclictest0-21swapper/011:05:200
21929992910,16cyclictest0-21swapper/009:50:200
2193299288,11cyclictest0-21swapper/309:04:503
21932992815,11cyclictest0-21swapper/312:05:203
21932992815,11cyclictest0-21swapper/312:05:193
21932992813,13cyclictest0-21swapper/309:55:283
2193199284,22cyclictest0-21swapper/209:05:532
2193199284,22cyclictest0-21swapper/209:05:532
2193199284,22cyclictest0-21swapper/207:25:522
21931992816,11cyclictest0-21swapper/207:15:132
21931992816,10cyclictest0-21swapper/209:00:022
21931992814,12cyclictest0-21swapper/208:55:282
21931992814,12cyclictest0-21swapper/207:35:252
2193099289,17cyclictest0-21swapper/111:45:241
2193099286,12cyclictest0-21swapper/112:10:221
2193099284,14cyclictest0-21swapper/108:20:541
21930992810,15cyclictest0-21swapper/111:15:261
2192999287,18cyclictest0-21swapper/011:20:370
21929992816,10cyclictest0-21swapper/011:37:160
21929992813,12cyclictest0-21swapper/009:30:130
21929992812,14cyclictest0-21swapper/010:55:290
21929992811,14cyclictest0-21swapper/012:25:010
21929992810,17cyclictest0-21swapper/008:25:010
2192999275,20cyclictest0-21swapper/008:05:050
21931992612,12cyclictest0-21swapper/211:30:112
21932992510,13cyclictest0-21swapper/312:25:293
2193099246,16cyclictest0-21swapper/109:40:261
2193099246,16cyclictest0-21swapper/109:40:261
2193299237,14cyclictest0-21swapper/309:20:233
2193199239,12cyclictest0-21swapper/209:40:142
2193199239,12cyclictest0-21swapper/209:40:142
2193099234,16cyclictest0-21swapper/109:55:381
2193199227,13cyclictest0-21swapper/209:10:312
2193199227,13cyclictest0-21swapper/209:10:302
2192999215,15cyclictest0-21swapper/011:25:340
2193099205,13cyclictest0-21swapper/110:25:021
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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