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2026-01-05 - 02:41
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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 04, 2026 12:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2780521200,1sleep22733-21stress10:09:382
16041211452,23sleep10-21swapper/107:06:311
16015210850,53sleep20-21swapper/207:06:132
15983210551,49sleep00-21swapper/007:05:460
1448129850,43sleep30-21swapper/307:05:093
119572790,1sleep12733-21stress10:46:331
1641099697,47cyclictest0-21swapper/211:30:172
1641099697,47cyclictest0-21swapper/211:30:162
1641099656,44cyclictest0-21swapper/212:30:142
1641099646,46cyclictest0-21swapper/211:50:342
1641099636,19cyclictest0-21swapper/211:40:252
1641099636,19cyclictest0-21swapper/211:40:252
1641099626,45cyclictest0-21swapper/209:20:282
1641099625,40cyclictest0-21swapper/209:10:122
1641099625,40cyclictest0-21swapper/209:10:112
1641099616,44cyclictest0-21swapper/212:18:032
1641099616,44cyclictest0-21swapper/212:18:032
1641099616,39cyclictest0-21swapper/209:30:452
1641099607,42cyclictest0-21swapper/210:35:192
1641099607,42cyclictest0-21swapper/210:35:192
1641099593,37cyclictest0-21swapper/211:39:082
1641099593,37cyclictest0-21swapper/211:39:082
1641099585,35cyclictest0-21swapper/209:35:182
1641099574,42cyclictest0-21swapper/209:25:202
1641099573,38cyclictest0-21swapper/209:45:352
1641099568,33cyclictest0-21swapper/211:20:132
1641099565,42cyclictest0-21swapper/210:30:192
1641099564,36cyclictest0-21swapper/209:45:022
1641099563,38cyclictest0-21swapper/210:10:252
16411995513,24cyclictest0-21swapper/309:33:173
1641099558,38cyclictest0-21swapper/212:00:232
1641099555,35cyclictest0-21swapper/210:50:242
1641099553,41cyclictest0-21swapper/210:56:492
1641099553,37cyclictest0-21swapper/211:10:312
1641099549,43cyclictest0-21swapper/211:55:282
1641099548,32cyclictest0-21swapper/209:15:132
1641099547,44cyclictest0-21swapper/212:10:162
16411995311,19cyclictest0-21swapper/309:54:453
1641099536,44cyclictest0-21swapper/210:00:182
1641099536,22cyclictest0-21swapper/212:20:152
1641099533,35cyclictest0-21swapper/210:15:222
1641099533,34cyclictest0-21swapper/209:50:132
1641099527,39cyclictest0-21swapper/210:20:262
1641099527,39cyclictest0-21swapper/210:20:252
1641099526,43cyclictest0-21swapper/210:25:162
1641099526,21cyclictest0-21swapper/211:25:352
1641099526,21cyclictest0-21swapper/211:25:352
1641099524,32cyclictest0-21swapper/212:25:202
1641099523,34cyclictest0-21swapper/211:45:452
1641099523,34cyclictest0-21swapper/211:45:452
1641099516,42cyclictest0-21swapper/212:35:272
1641099514,37cyclictest0-21swapper/211:00:302
1641099514,37cyclictest0-21swapper/211:00:302
1641099509,24cyclictest0-21swapper/209:55:182
1641099508,20cyclictest0-21swapper/211:05:112
1641099507,40cyclictest0-21swapper/210:40:132
1641099506,22cyclictest0-21swapper/211:18:492
1641199499,19cyclictest0-21swapper/310:55:373
1641099496,40cyclictest0-21swapper/212:05:282
16411994816,12cyclictest0-21swapper/310:30:563
1641099485,14cyclictest0-21swapper/207:49:282
1641099465,24cyclictest0-21swapper/207:31:492
1641099455,13cyclictest0-21swapper/208:20:392
1641099455,13cyclictest0-21swapper/208:01:302
1641099455,13cyclictest0-21swapper/207:18:092
1641099447,34cyclictest0-21swapper/209:10:022
1641099445,14cyclictest0-21swapper/208:35:212
1641099445,13cyclictest0-21swapper/208:57:292
1641099445,13cyclictest0-21swapper/207:53:292
1641099445,13cyclictest0-21swapper/207:39:492
1641099445,13cyclictest0-21swapper/207:24:592
1641099438,19cyclictest0-21swapper/208:25:162
1641099437,19cyclictest0-21swapper/207:40:202
1641099435,25cyclictest0-21swapper/207:12:302
1641099435,22cyclictest0-21swapper/208:16:092
1641099435,20cyclictest0-21swapper/208:45:242
1641099435,18cyclictest0-21swapper/209:01:042
1641099434,16cyclictest0-21swapper/208:40:052
1641099427,13cyclictest0-21swapper/208:10:572
1641099426,13cyclictest0-21swapper/208:30:112
16408994211,17cyclictest0-21swapper/008:38:050
1641099418,19cyclictest0-21swapper/210:45:162
1641099415,19cyclictest0-21swapper/207:55:142
1641099415,18cyclictest0-21swapper/208:05:172
1641099415,18cyclictest0-21swapper/208:05:162
1641099415,16cyclictest0-21swapper/208:50:222
284322405,14sleep10-21swapper/108:50:381
1641099405,13cyclictest0-21swapper/207:27:332
295712395,14sleep10-21swapper/107:38:521
16408993917,16cyclictest0-21swapper/008:30:140
16408993910,19cyclictest0-21swapper/008:10:050
1640899389,19cyclictest0-21swapper/008:50:060
16408993810,16cyclictest0-21swapper/007:35:300
253152375,14sleep00-21swapper/007:28:000
16408993711,19cyclictest0-21swapper/007:55:060
16408993711,16cyclictest0-21swapper/007:34:570
1641199367,26cyclictest0-21swapper/311:46:493
1641199367,26cyclictest0-21swapper/311:46:493
1640999365,20cyclictest0-21swapper/111:45:161
1640999365,20cyclictest0-21swapper/111:45:151
1640899369,17cyclictest0-21swapper/008:07:060
1640899369,17cyclictest0-21swapper/008:07:060
1640899367,20cyclictest0-21swapper/008:02:340
1640899367,17cyclictest0-21swapper/007:10:290
1640899366,19cyclictest0-21swapper/012:10:070
16408993611,20cyclictest0-21swapper/008:15:390
16408993610,20cyclictest0-21swapper/007:23:340
305872355,14sleep10-21swapper/108:56:151
305382355,11sleep00-21swapper/008:55:390
232052353,14sleep10-21swapper/107:22:481
1640999355,17cyclictest0-21swapper/110:37:151
1640999355,17cyclictest0-21swapper/110:37:141
1640899359,16cyclictest0-21swapper/007:45:050
1640899359,16cyclictest0-21swapper/007:19:350
1640899358,19cyclictest0-21swapper/008:25:470
1640899357,19cyclictest0-21swapper/008:40:210
16408993514,19cyclictest0-21swapper/009:05:280
16408993512,20cyclictest0-21swapper/011:07:370
16408993510,16cyclictest0-21swapper/009:00:070
200732345,11sleep10-21swapper/108:30:531
1640999348,15cyclictest0-21swapper/108:35:061
16409993411,20cyclictest0-21swapper/110:23:571
16409993411,20cyclictest0-21swapper/110:23:571
16409993410,17cyclictest0-21swapper/108:40:051
1640899345,26cyclictest0-21swapper/012:15:310
1640899345,26cyclictest0-21swapper/012:15:310
1640899345,20cyclictest0-21swapper/007:43:060
1640899345,11cyclictest1022-21jbd2/loop1-812:04:050
16408993414,18cyclictest0-21swapper/011:44:490
16408993414,18cyclictest0-21swapper/011:44:480
16408993413,18cyclictest0-21swapper/011:53:300
16408993411,14cyclictest0-21swapper/008:49:050
34772335,12sleep10-21swapper/107:53:571
24492335,11sleep10-21swapper/109:07:231
212022335,11sleep10-21swapper/107:18:591
1641199339,21cyclictest0-21swapper/311:50:053
16411993314,16cyclictest0-21swapper/311:03:053
16411993314,16cyclictest0-21swapper/311:03:043
16409993315,15cyclictest0-21swapper/111:13:291
16409993310,20cyclictest0-21swapper/109:27:031
16408993318,12cyclictest0-21swapper/011:21:180
16408993318,12cyclictest0-21swapper/009:37:560
160212335,11sleep00-21swapper/008:22:420
140312335,14sleep10-21swapper/108:19:111
12952335,11sleep10-21swapper/107:48:061
274082323,12sleep10-21swapper/107:32:591
264962325,12sleep10-21swapper/108:47:411
183082325,11sleep10-21swapper/107:13:181
1641199325,25cyclictest0-21swapper/308:31:173
16411993216,13cyclictest0-21swapper/309:49:313
16411993215,15cyclictest0-21swapper/310:10:473
16411993214,15cyclictest0-21swapper/309:41:493
16411993211,18cyclictest0-21swapper/311:36:213
16411993211,18cyclictest0-21swapper/311:36:203
16411993211,18cyclictest0-21swapper/310:15:223
16411993211,18cyclictest0-21swapper/309:24:573
1640999328,21cyclictest0-21swapper/111:18:391
16409993217,12cyclictest0-21swapper/112:17:121
16409993217,12cyclictest0-21swapper/112:17:111
1640899325,25cyclictest0-21swapper/007:54:580
1640899323,12cyclictest2735-21stress12:07:050
16408993217,12cyclictest0-21swapper/011:31:450
16408993217,12cyclictest0-21swapper/011:31:440
16408993217,12cyclictest0-21swapper/011:25:470
16408993217,12cyclictest0-21swapper/011:25:470
16408993216,13cyclictest0-21swapper/009:20:100
102162324,13sleep10-21swapper/108:10:131
317312314,13sleep10-21swapper/107:44:291
1641199318,20cyclictest0-21swapper/311:20:103
1641199315,24cyclictest0-21swapper/308:47:373
1641199315,24cyclictest0-21swapper/308:35:083
16411993116,12cyclictest0-21swapper/311:25:333
16411993116,12cyclictest0-21swapper/311:25:323
16411993115,14cyclictest0-21swapper/311:10:243
16411993115,14cyclictest0-21swapper/310:45:183
16411993115,13cyclictest0-21swapper/310:35:143
16411993115,13cyclictest0-21swapper/310:35:133
16411993113,15cyclictest0-21swapper/311:55:233
16411993113,15cyclictest0-21swapper/311:05:193
16411993112,16cyclictest0-21swapper/312:25:153
16411993110,18cyclictest0-21swapper/309:15:133
1640999319,19cyclictest0-21swapper/111:35:151
1640999319,19cyclictest0-21swapper/111:35:141
1640999315,24cyclictest0-21swapper/108:05:261
1640999315,24cyclictest0-21swapper/108:05:261
16409993113,16cyclictest0-21swapper/112:25:241
16409993112,16cyclictest0-21swapper/110:15:501
16409993111,17cyclictest0-21swapper/109:36:191
16409993110,19cyclictest0-21swapper/112:37:401
16409993110,18cyclictest0-21swapper/110:40:161
16409993110,18cyclictest0-21swapper/110:27:201
1640899319,19cyclictest0-21swapper/011:55:120
1640899315,23cyclictest0-21swapper/012:30:370
1640899313,13cyclictest2735-21stress11:10:050
1640899313,11cyclictest2735-21stress10:53:330
16408993117,12cyclictest0-21swapper/010:06:330
16408993117,12cyclictest0-21swapper/009:13:180
16408993117,12cyclictest0-21swapper/009:13:180
16408993116,12cyclictest0-21swapper/011:45:110
16408993116,12cyclictest0-21swapper/011:45:110
16408993116,12cyclictest0-21swapper/009:40:050
16408993114,14cyclictest0-21swapper/010:40:130
16408993112,17cyclictest0-21swapper/010:00:240
16408993110,18cyclictest0-21swapper/010:39:430
16408993110,18cyclictest0-21swapper/010:39:430
1641199309,18cyclictest0-21swapper/311:40:233
1641199309,18cyclictest0-21swapper/311:40:233
1641199305,23cyclictest0-21swapper/309:01:183
1641199305,23cyclictest0-21swapper/308:59:573
1641199305,23cyclictest0-21swapper/308:53:073
1641199305,23cyclictest0-21swapper/308:42:473
1641199305,23cyclictest0-21swapper/307:37:073
16411993016,12cyclictest0-21swapper/307:12:373
16411993015,14cyclictest0-21swapper/309:08:083
16411993015,12cyclictest0-21swapper/309:35:163
16411993014,13cyclictest0-21swapper/312:00:163
16411993010,17cyclictest0-21swapper/312:35:283
1640999305,24cyclictest0-21swapper/108:00:361
1640999305,23cyclictest0-21swapper/108:20:461
16409993015,13cyclictest0-21swapper/109:14:191
16409993015,13cyclictest0-21swapper/109:14:191
16409993015,12cyclictest0-21swapper/112:11:411
16409993012,15cyclictest0-21swapper/109:40:301
16409993010,18cyclictest0-21swapper/109:19:401
1640899309,18cyclictest0-21swapper/010:17:210
16408993016,12cyclictest0-21swapper/010:10:080
16408993014,14cyclictest0-21swapper/012:22:090
16408993014,14cyclictest0-21swapper/009:25:340
1641199298,18cyclictest0-21swapper/309:10:113
1641199298,18cyclictest0-21swapper/309:10:113
1641199295,22cyclictest0-21swapper/308:23:373
16411992914,12cyclictest0-21swapper/312:07:483
16411992914,12cyclictest0-21swapper/311:30:173
16411992914,12cyclictest0-21swapper/311:30:173
1640999296,20cyclictest0-21swapper/110:00:191
1640999295,22cyclictest0-21swapper/109:00:281
1640999295,22cyclictest0-21swapper/107:25:091
16409992912,15cyclictest0-21swapper/109:30:361
16409992912,14cyclictest0-21swapper/109:55:351
1640899296,12cyclictest0-21swapper/010:00:000
1640899295,22cyclictest0-21swapper/009:15:170
16408992914,12cyclictest0-21swapper/010:20:310
16408992914,12cyclictest0-21swapper/010:20:300
16408992913,13cyclictest0-21swapper/011:15:200
1641199287,18cyclictest0-21swapper/310:25:223
1641199285,21cyclictest0-21swapper/307:50:383
1641199285,21cyclictest0-21swapper/307:23:383
16411992816,11cyclictest0-21swapper/307:26:083
16411992815,12cyclictest0-21swapper/308:07:373
16411992815,12cyclictest0-21swapper/308:07:373
16411992814,12cyclictest0-21swapper/312:30:123
16411992814,12cyclictest0-21swapper/312:15:363
16411992814,12cyclictest0-21swapper/312:15:353
16411992814,12cyclictest0-21swapper/312:10:123
16411992814,12cyclictest0-21swapper/310:40:173
16411992813,13cyclictest0-21swapper/309:25:103
16411992810,16cyclictest0-21swapper/307:40:283
1640999285,17cyclictest0-21swapper/108:25:051
1640999285,11cyclictest0-21swapper/112:20:291
16409992814,12cyclictest0-21swapper/110:30:261
16409992814,11cyclictest0-21swapper/112:01:111
16409992813,13cyclictest0-21swapper/110:50:141
16409992812,13cyclictest0-21swapper/111:05:311
16409992812,13cyclictest0-21swapper/110:05:251
16409992811,15cyclictest0-21swapper/109:50:171
16409992811,14cyclictest0-21swapper/112:05:111
16409992810,16cyclictest0-21swapper/111:30:241
16409992810,16cyclictest0-21swapper/111:30:241
16408992813,13cyclictest0-21swapper/012:35:340
16408992813,13cyclictest0-21swapper/009:50:290
16408992810,16cyclictest0-21swapper/010:25:320
1641199275,20cyclictest0-21swapper/308:26:473
1641199275,20cyclictest0-21swapper/308:00:573
1641199275,20cyclictest0-21swapper/307:56:083
1641199275,20cyclictest0-21swapper/307:16:573
16411992715,11cyclictest0-21swapper/308:15:583
16411992715,11cyclictest0-21swapper/308:13:183
16411992714,11cyclictest0-21swapper/311:15:173
16411992713,12cyclictest0-21swapper/312:23:333
16411992713,12cyclictest0-21swapper/307:30:123
16409992713,12cyclictest0-21swapper/111:40:211
16409992713,12cyclictest0-21swapper/111:40:211
1640899275,20cyclictest0-21swapper/010:55:110
1641199265,20cyclictest0-21swapper/307:46:583
16411992612,12cyclictest0-21swapper/310:20:283
16411992612,12cyclictest0-21swapper/310:20:283
16411992610,14cyclictest0-21swapper/309:55:133
1640999265,20cyclictest0-21swapper/107:57:401
16409992612,12cyclictest0-21swapper/112:30:181
16409992610,14cyclictest0-21swapper/111:25:261
16409992610,14cyclictest0-21swapper/111:25:261
16409992610,14cyclictest0-21swapper/109:45:291
1640899269,15cyclictest0-21swapper/010:45:290
1640899263,13cyclictest1022-21jbd2/loop1-811:00:280
1640899263,13cyclictest1022-21jbd2/loop1-811:00:270
16408992613,11cyclictest0-21swapper/010:30:180
16408992613,10cyclictest0-21swapper/009:45:250
16408992612,12cyclictest0-21swapper/011:35:280
16408992612,12cyclictest0-21swapper/011:35:280
16409992511,12cyclictest0-21swapper/111:50:181
16408992513,10cyclictest0-21swapper/009:30:380
16408992512,11cyclictest0-21swapper/012:25:120
1641199248,13cyclictest0-21swapper/310:05:163
1640999247,14cyclictest0-21swapper/109:20:121
1640999236,15cyclictest0-21swapper/110:10:151
1641199226,13cyclictest0-21swapper/310:50:123
1640999228,12cyclictest0-21swapper/110:55:171
1640999226,14cyclictest0-21swapper/111:55:181
1640999226,14cyclictest0-21swapper/111:20:291
16409992211,9cyclictest0-21swapper/111:00:311
16409992211,9cyclictest0-21swapper/111:00:301
254412213,16sleep32734-21stress10:01:033
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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