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2026-04-15 - 21:30
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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 Apr 15, 2026 12:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
12925211657,54sleep20-21swapper/207:06:292
13031211252,55sleep00-21swapper/007:07:480
900821050,0sleep2806-21stress10:42:552
232122980,0sleep2808-21stress11:15:242
232122980,0sleep2808-21stress11:15:242
1286329656,35sleep30-21swapper/307:05:423
1290428353,25sleep10-21swapper/107:06:121
121462710,2sleep3805-21stress09:35:133
13312994414,18cyclictest0-21swapper/212:25:142
13312994414,18cyclictest0-21swapper/212:25:142
1331299428,31cyclictest0-21swapper/209:47:532
13313994014,23cyclictest0-21swapper/310:10:593
13310994011,26cyclictest0-21swapper/009:32:170
13310994011,26cyclictest0-21swapper/009:32:170
13310994010,19cyclictest0-21swapper/010:10:310
13313993915,20cyclictest0-21swapper/309:40:053
1331299399,27cyclictest0-21swapper/209:29:102
13312993916,20cyclictest0-21swapper/211:29:352
13312993913,23cyclictest0-21swapper/212:06:152
13312993913,23cyclictest0-21swapper/210:20:402
13312993913,23cyclictest0-21swapper/210:17:502
13310993915,12cyclictest0-21swapper/010:20:300
48922385,13sleep20-21swapper/208:00:272
311222385,13sleep20-21swapper/207:49:162
172022385,13sleep30-21swapper/308:30:203
150862385,13sleep20-21swapper/207:10:592
1331299386,20cyclictest0-21swapper/212:13:032
13312993816,19cyclictest0-21swapper/212:16:072
13312993816,19cyclictest0-21swapper/211:11:452
13312993816,19cyclictest0-21swapper/211:09:382
13312993816,19cyclictest0-21swapper/210:57:152
13312993815,20cyclictest0-21swapper/209:23:062
13311993814,17cyclictest0-21swapper/112:10:221
13310993819,18cyclictest0-21swapper/007:44:470
13310993810,19cyclictest0-21swapper/010:00:230
13310993810,19cyclictest0-21swapper/010:00:220
6672375,13sleep00-21swapper/007:52:150
33812375,13sleep00-21swapper/008:00:050
310432375,13sleep00-21swapper/007:48:140
266422375,13sleep30-21swapper/307:36:503
266142375,13sleep30-21swapper/308:53:223
255232370,1sleep2806-21stress11:20:302
246162375,13sleep30-21swapper/307:33:173
243892375,13sleep10-21swapper/108:47:301
221162375,13sleep00-21swapper/008:40:480
178162375,13sleep20-21swapper/208:30:312
137002375,13sleep20-21swapper/208:22:572
13312993716,19cyclictest0-21swapper/211:55:502
13310993712,15cyclictest0-21swapper/010:27:540
95442365,13sleep20-21swapper/208:14:432
29642365,13sleep20-21swapper/207:58:232
224232365,13sleep30-21swapper/308:44:393
201562365,13sleep00-21swapper/008:38:190
13313993615,18cyclictest0-21swapper/311:35:133
13312993616,18cyclictest0-21swapper/210:35:212
13312993616,18cyclictest0-21swapper/210:35:212
13312993615,18cyclictest0-21swapper/210:45:242
13312993615,18cyclictest0-21swapper/209:35:302
13312993614,20cyclictest0-21swapper/212:35:282
1331199365,28cyclictest0-21swapper/112:34:071
1331199365,28cyclictest0-21swapper/112:34:071
1331099364,22cyclictest0-21swapper/009:51:440
4382350,1sleep3806-21stress10:24:103
291342355,10sleep30-21swapper/309:00:073
287642355,13sleep10-21swapper/108:58:451
287642355,13sleep10-21swapper/108:58:451
266992355,13sleep10-21swapper/108:54:281
263592355,10sleep20-21swapper/208:50:242
245852355,10sleep20-21swapper/207:32:562
225202355,10sleep00-21swapper/007:28:570
204072355,10sleep20-21swapper/207:24:262
135672355,12sleep10-21swapper/108:21:161
13312993516,16cyclictest0-21swapper/212:30:282
13312993516,16cyclictest0-21swapper/212:30:282
13312993515,18cyclictest0-21swapper/211:30:102
13312993512,20cyclictest0-21swapper/211:35:102
13312993511,8cyclictest0-21swapper/211:00:332
13312993511,21cyclictest0-21swapper/209:51:202
13312993510,22cyclictest0-21swapper/209:57:222
1331199359,24cyclictest0-21swapper/110:46:031
1331199358,24cyclictest0-21swapper/111:17:011
1331199358,24cyclictest0-21swapper/111:17:011
1331199356,26cyclictest0-21swapper/111:44:031
1331199356,26cyclictest0-21swapper/109:30:331
1331199356,26cyclictest0-21swapper/109:30:331
13311993513,20cyclictest0-21swapper/111:35:201
13311993513,19cyclictest0-21swapper/111:10:321
1331099358,25cyclictest0-21swapper/008:07:460
1331099353,21cyclictest0-21swapper/012:30:160
1331099353,21cyclictest0-21swapper/012:30:160
13310993511,21cyclictest0-21swapper/011:25:310
6242345,12sleep30-21swapper/309:08:413
42212345,10sleep30-21swapper/308:00:203
224292345,10sleep20-21swapper/207:27:472
223242345,10sleep30-21swapper/307:26:283
221622345,12sleep10-21swapper/108:41:201
205672345,10sleep20-21swapper/208:40:092
182412345,10sleep20-21swapper/207:18:532
150742344,13sleep10-21swapper/107:10:501
13313993416,16cyclictest0-21swapper/310:36:113
13313993416,16cyclictest0-21swapper/310:36:113
13313993414,17cyclictest0-21swapper/312:35:573
13312993416,15cyclictest0-21swapper/212:20:282
13312993412,19cyclictest0-21swapper/211:40:212
13311993414,18cyclictest0-21swapper/110:03:091
13311993414,18cyclictest0-21swapper/110:03:091
13311993414,17cyclictest0-21swapper/110:22:531
1331099348,24cyclictest0-21swapper/009:05:060
1331099348,24cyclictest0-21swapper/008:25:560
1331099348,24cyclictest0-21swapper/008:20:360
1331099348,24cyclictest0-21swapper/008:15:160
13310993414,18cyclictest0-21swapper/011:21:250
116022345,10sleep20-21swapper/208:18:362
93072335,10sleep00-21swapper/008:11:480
247472335,10sleep00-21swapper/007:34:510
13313993311,19cyclictest0-21swapper/309:20:143
13312993316,15cyclictest0-21swapper/210:05:312
13312993315,15cyclictest0-21swapper/212:00:112
13312993314,16cyclictest0-21swapper/210:10:162
13312993314,16cyclictest0-21swapper/209:10:112
13312993314,16cyclictest0-21swapper/209:10:112
1331199339,22cyclictest0-21swapper/109:36:201
1331199339,21cyclictest0-21swapper/110:55:051
1331199338,23cyclictest0-21swapper/111:50:261
1331199338,23cyclictest0-21swapper/111:50:261
1331199337,24cyclictest0-21swapper/111:50:021
1331199337,24cyclictest0-21swapper/111:50:021
1331099336,21cyclictest0-21swapper/009:00:060
1331099336,21cyclictest0-21swapper/008:45:250
1331099335,23cyclictest0-21swapper/007:23:150
1331099335,22cyclictest0-21swapper/008:57:170
1331099335,22cyclictest0-21swapper/008:57:170
13310993319,13cyclictest0-21swapper/008:51:160
13310993315,16cyclictest0-21swapper/011:39:530
13310993314,18cyclictest0-21swapper/007:16:480
13310993314,16cyclictest0-21swapper/011:34:560
13310993311,20cyclictest0-21swapper/008:30:030
71892325,12sleep10-21swapper/108:07:081
52392325,10sleep10-21swapper/108:04:511
267782325,10sleep10-21swapper/107:38:331
13313993216,13cyclictest0-21swapper/311:18:523
13313993216,13cyclictest0-21swapper/311:18:523
13313993215,15cyclictest0-21swapper/311:25:273
13313993215,14cyclictest0-21swapper/309:25:233
13313993214,16cyclictest0-21swapper/309:15:343
13313993214,15cyclictest0-21swapper/310:18:593
13313993211,18cyclictest0-21swapper/311:50:433
13313993211,18cyclictest0-21swapper/311:50:433
13313993211,18cyclictest0-21swapper/310:40:103
13313993210,19cyclictest0-21swapper/311:05:053
13312993216,13cyclictest0-21swapper/210:25:212
13312993214,16cyclictest0-21swapper/209:40:302
13312993211,19cyclictest0-21swapper/211:50:282
13312993211,19cyclictest0-21swapper/211:50:282
13312993210,20cyclictest0-21swapper/210:30:122
1331199329,17cyclictest0-21swapper/107:20:211
1331199329,16cyclictest0-21swapper/111:25:221
1331199324,21cyclictest0-21swapper/108:35:161
13311993215,14cyclictest0-21swapper/111:22:081
13311993214,16cyclictest0-21swapper/111:00:161
1331099328,11cyclictest0-21swapper/009:25:170
1331099325,18cyclictest0-21swapper/007:10:130
13310993216,14cyclictest0-21swapper/010:51:160
13310993215,15cyclictest0-21swapper/010:37:280
13310993215,15cyclictest0-21swapper/010:37:280
13310993215,14cyclictest0-21swapper/012:40:010
13310993215,14cyclictest0-21swapper/011:15:020
13310993215,14cyclictest0-21swapper/009:55:190
13310993215,14cyclictest0-21swapper/009:44:010
13310993214,16cyclictest0-21swapper/010:46:440
13310993214,15cyclictest0-21swapper/011:03:310
1331399318,21cyclictest0-21swapper/311:01:003
1331399315,24cyclictest0-21swapper/308:27:533
13313993115,13cyclictest0-21swapper/312:05:193
13313993115,13cyclictest0-21swapper/309:55:223
13313993115,13cyclictest0-21swapper/309:46:543
13313993114,15cyclictest0-21swapper/311:10:203
13313993114,14cyclictest0-21swapper/311:41:313
13313993114,14cyclictest0-21swapper/311:30:213
13313993111,18cyclictest0-21swapper/311:45:113
13313993111,18cyclictest0-21swapper/311:45:113
13313993111,17cyclictest0-21swapper/312:20:253
1331299319,19cyclictest0-21swapper/209:30:222
1331299319,19cyclictest0-21swapper/209:30:222
13312993116,13cyclictest0-21swapper/211:45:152
13312993116,13cyclictest0-21swapper/211:45:152
13312993114,15cyclictest0-21swapper/210:50:222
13312993114,15cyclictest0-21swapper/209:15:132
1331199316,15cyclictest0-21swapper/107:30:271
1331199315,20cyclictest0-21swapper/107:15:161
1331199315,17cyclictest0-21swapper/110:50:521
1331199315,15cyclictest0-21swapper/108:16:531
1331199313,26cyclictest0-21swapper/107:26:531
13311993115,14cyclictest0-21swapper/109:55:321
13311993110,16cyclictest0-21swapper/107:50:061
13311993110,15cyclictest0-21swapper/107:55:271
1331099315,21cyclictest0-21swapper/007:55:590
1331099315,18cyclictest0-21swapper/007:35:160
13310993117,12cyclictest0-21swapper/012:25:320
13310993117,12cyclictest0-21swapper/012:25:320
13310993116,12cyclictest0-21swapper/009:15:210
13310993115,14cyclictest0-21swapper/010:40:120
13310993115,14cyclictest0-21swapper/009:35:040
13310993114,15cyclictest0-21swapper/012:20:130
13310993114,15cyclictest0-21swapper/012:10:240
1331399309,18cyclictest0-21swapper/310:45:183
1331399307,20cyclictest0-21swapper/312:25:313
1331399307,20cyclictest0-21swapper/312:25:313
1331399305,23cyclictest0-21swapper/308:55:013
1331399305,23cyclictest0-21swapper/308:55:013
1331399305,23cyclictest0-21swapper/307:21:033
13313993016,12cyclictest0-21swapper/310:55:313
13313993015,13cyclictest0-21swapper/310:50:173
13313993015,12cyclictest0-21swapper/312:18:073
13313993015,12cyclictest0-21swapper/311:20:143
13313993014,13cyclictest0-21swapper/310:05:203
13313993014,13cyclictest0-21swapper/310:00:253
13313993014,13cyclictest0-21swapper/310:00:253
1331299305,23cyclictest0-21swapper/207:44:132
13312993016,12cyclictest0-21swapper/208:38:042
1331199308,16cyclictest0-21swapper/109:03:281
1331199306,22cyclictest0-21swapper/110:05:121
1331199305,22cyclictest0-21swapper/110:15:201
1331199304,18cyclictest0-21swapper/107:45:011
13311993010,18cyclictest0-21swapper/109:45:011
13311993010,17cyclictest0-21swapper/112:05:281
13311993010,14cyclictest0-21swapper/109:07:491
1331099305,14cyclictest0-21swapper/009:12:260
1331099305,14cyclictest0-21swapper/009:12:260
13310993016,12cyclictest0-21swapper/010:05:050
13310993015,13cyclictest0-21swapper/012:04:490
13310993015,13cyclictest0-21swapper/009:23:460
13310993015,12cyclictest0-21swapper/012:05:110
13310993014,14cyclictest0-21swapper/011:49:120
13310993014,14cyclictest0-21swapper/011:49:110
13310993014,14cyclictest0-21swapper/011:15:170
13310993014,14cyclictest0-21swapper/011:15:170
13310993013,15cyclictest0-21swapper/011:40:120
13310993013,15cyclictest0-21swapper/011:05:140
13310993013,15cyclictest0-21swapper/010:34:590
1331399295,22cyclictest0-21swapper/308:15:233
13313992915,13cyclictest0-21swapper/308:48:253
13313992915,12cyclictest0-21swapper/311:55:183
13313992915,12cyclictest0-21swapper/310:25:093
13313992914,12cyclictest0-21swapper/308:20:153
13313992913,14cyclictest0-21swapper/310:30:283
13313992910,18cyclictest0-21swapper/308:37:213
13313992910,18cyclictest0-21swapper/307:59:153
13313992910,17cyclictest0-21swapper/307:40:173
1331299296,17cyclictest0-21swapper/208:05:032
1331299295,22cyclictest0-21swapper/209:06:132
1331199299,17cyclictest0-21swapper/112:35:311
1331199298,19cyclictest0-21swapper/110:25:291
1331199298,19cyclictest0-21swapper/109:21:221
1331199296,20cyclictest0-21swapper/110:40:261
1331199295,22cyclictest0-21swapper/108:27:231
1331199295,18cyclictest0-21swapper/108:13:171
13311992915,12cyclictest0-21swapper/112:15:171
13311992915,12cyclictest0-21swapper/109:25:311
13311992912,15cyclictest0-21swapper/109:50:191
13311992910,17cyclictest0-21swapper/110:35:291
13311992910,17cyclictest0-21swapper/110:35:291
13310992916,10cyclictest0-21swapper/010:15:150
13310992915,12cyclictest0-21swapper/011:51:200
13310992915,12cyclictest0-21swapper/011:51:200
13310992915,12cyclictest0-21swapper/009:45:090
13310992914,13cyclictest0-21swapper/012:15:120
1331399285,21cyclictest0-21swapper/308:05:333
1331399285,21cyclictest0-21swapper/307:12:233
13313992816,11cyclictest0-21swapper/307:45:233
13313992813,13cyclictest0-21swapper/309:50:273
13313992812,14cyclictest0-21swapper/309:30:263
13313992812,14cyclictest0-21swapper/309:30:253
1331299285,21cyclictest0-21swapper/208:49:332
1331299285,21cyclictest0-21swapper/207:39:532
1331199288,18cyclictest0-21swapper/109:45:271
1331199288,17cyclictest0-21swapper/111:30:251
1331199286,20cyclictest0-21swapper/112:29:181
1331199286,20cyclictest0-21swapper/112:29:171
1331199285,14cyclictest0-21swapper/107:40:211
13311992810,13cyclictest0-21swapper/108:30:031
13310992813,13cyclictest0-21swapper/010:55:150
1331399275,10cyclictest0-21swapper/307:18:533
13313992715,11cyclictest0-21swapper/308:10:333
13313992715,11cyclictest0-21swapper/307:53:233
1331299275,21cyclictest0-21swapper/208:57:332
1331299275,21cyclictest0-21swapper/208:57:332
1331299275,20cyclictest0-21swapper/208:26:032
1331199278,17cyclictest0-21swapper/110:30:121
1331199276,19cyclictest0-21swapper/112:00:261
1331199276,19cyclictest0-21swapper/111:55:141
1331199276,18cyclictest0-21swapper/112:20:221
1331099276,10cyclictest7177-21wget11:55:120
13313992611,12cyclictest0-21swapper/312:10:173
13312992614,11cyclictest0-21swapper/209:01:332
13312992614,11cyclictest0-21swapper/207:50:032
1331199268,16cyclictest0-21swapper/110:10:121
1331399255,18cyclictest0-21swapper/309:10:173
1331399255,18cyclictest0-21swapper/309:10:173
28822242,20sleep1807-21stress09:14:071
28822242,20sleep1807-21stress09:14:071
1331399235,15cyclictest0-21swapper/312:30:343
1331399235,15cyclictest0-21swapper/312:30:343
1331199234,10cyclictest19184-21smartctl11:05:321
13311992318,4cyclictest807-21stress09:15:031
1331299216,13cyclictest0-21swapper/210:00:242
1331299216,13cyclictest0-21swapper/210:00:242
1331399206,12cyclictest0-21swapper/312:00:163
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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