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2026-06-08 - 02:24
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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 Mon Jun 08, 2026 00:45:38)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2143321280,1sleep212032-21stress21:30:182
23256212766,55sleep20-21swapper/219:05:442
2041821240,1sleep212032-21stress21:27:042
2041821240,1sleep212032-21stress21:27:042
23267211854,58sleep30-21swapper/319:05:533
23295210950,20sleep00-21swapper/019:06:140
23232210651,50sleep10-21swapper/119:05:271
170042460,1sleep312030-21stress23:50:063
170042460,1sleep312030-21stress23:50:063
23699994315,25cyclictest0-21swapper/022:47:370
23699994213,26cyclictest0-21swapper/023:27:430
256352405,13sleep20-21swapper/219:12:382
23702994025,13cyclictest0-21swapper/322:52:483
2369999409,24cyclictest0-21swapper/020:53:140
23699994017,20cyclictest0-21swapper/021:48:150
23699994014,24cyclictest0-21swapper/023:32:010
23699994014,20cyclictest0-21swapper/021:37:200
23702993924,13cyclictest0-21swapper/300:12:573
23702993919,17cyclictest0-21swapper/323:58:373
23699993915,18cyclictest0-21swapper/020:58:150
23699993913,20cyclictest0-21swapper/019:25:300
35432385,13sleep20-21swapper/220:50:022
256862385,13sleep10-21swapper/119:13:171
23702993823,13cyclictest0-21swapper/300:26:023
23702993817,18cyclictest0-21swapper/322:05:193
23702993816,19cyclictest0-21swapper/323:40:253
23702993816,19cyclictest0-21swapper/321:20:013
23700993810,25cyclictest0-21swapper/123:15:281
23699993816,19cyclictest0-21swapper/023:20:350
23699993816,19cyclictest0-21swapper/022:35:080
23699993815,21cyclictest0-21swapper/023:53:370
23699993815,21cyclictest0-21swapper/023:53:370
23699993815,21cyclictest0-21swapper/021:50:060
23699993814,22cyclictest0-21swapper/021:15:170
23699993814,22cyclictest0-21swapper/000:30:430
23699993814,21cyclictest0-21swapper/023:05:040
23699993814,21cyclictest0-21swapper/023:05:040
23699993814,21cyclictest0-21swapper/000:05:060
23699993812,20cyclictest0-21swapper/019:31:340
203092385,13sleep00-21swapper/020:14:350
4922375,13sleep20-21swapper/219:27:142
308872375,13sleep20-21swapper/219:24:022
286712375,13sleep20-21swapper/220:30:332
23702993723,12cyclictest0-21swapper/300:23:463
23702993721,14cyclictest0-21swapper/323:15:203
23702993719,15cyclictest0-21swapper/321:10:253
23702993716,18cyclictest0-21swapper/322:20:283
23702993715,19cyclictest0-21swapper/323:35:153
23702993715,19cyclictest0-21swapper/322:30:203
23702993715,19cyclictest0-21swapper/322:30:193
23699993716,19cyclictest0-21swapper/022:08:150
23699993716,18cyclictest0-21swapper/021:25:090
23699993716,18cyclictest0-21swapper/021:25:080
23699993716,13cyclictest0-21swapper/021:22:110
23699993715,19cyclictest0-21swapper/023:45:480
23699993715,19cyclictest0-21swapper/023:45:480
23699993715,19cyclictest0-21swapper/022:10:030
23699993715,13cyclictest0-21swapper/019:35:190
23699993714,20cyclictest0-21swapper/022:50:120
181882375,13sleep20-21swapper/220:09:442
181172375,13sleep10-21swapper/120:08:511
118392375,13sleep00-21swapper/021:08:370
266732365,12sleep20-21swapper/220:27:202
266672365,13sleep10-21swapper/120:27:151
266172365,12sleep00-21swapper/020:26:380
23702993618,16cyclictest0-21swapper/321:50:233
23702993618,15cyclictest0-21swapper/321:45:273
23702993617,17cyclictest0-21swapper/322:10:263
23702993617,16cyclictest0-21swapper/323:00:113
23702993617,16cyclictest0-21swapper/322:35:173
23702993617,16cyclictest0-21swapper/321:35:183
23702993616,18cyclictest0-21swapper/300:30:153
23701993615,19cyclictest0-21swapper/222:00:342
23700993612,21cyclictest0-21swapper/123:30:491
23699993616,18cyclictest0-21swapper/023:10:070
23699993616,17cyclictest0-21swapper/000:00:320
23699993614,19cyclictest0-21swapper/022:55:180
23699993614,17cyclictest0-21swapper/019:50:200
23699993613,20cyclictest0-21swapper/000:20:130
23699993613,15cyclictest0-21swapper/023:15:280
202862365,12sleep10-21swapper/120:14:201
159442365,12sleep00-21swapper/020:04:050
7432355,10sleep00-21swapper/020:41:430
7432355,10sleep00-21swapper/020:41:420
73282355,10sleep20-21swapper/220:56:092
71752355,10sleep20-21swapper/219:42:412
309042355,13sleep20-21swapper/220:35:422
23702993517,16cyclictest0-21swapper/322:00:243
23702993517,15cyclictest0-21swapper/322:25:233
23702993517,15cyclictest0-21swapper/300:06:213
23702993516,16cyclictest0-21swapper/300:15:253
23702993515,17cyclictest0-21swapper/323:10:173
23702993515,17cyclictest0-21swapper/300:00:413
23701993510,22cyclictest0-21swapper/223:33:172
2370099356,18cyclictest0-21swapper/121:03:061
23700993510,13cyclictest0-21swapper/120:16:161
23699993515,18cyclictest0-21swapper/021:55:280
23699993514,19cyclictest0-21swapper/021:40:200
23699993514,16cyclictest0-21swapper/020:16:170
23699993513,19cyclictest0-21swapper/000:29:470
137512355,12sleep10-21swapper/119:59:051
2370299344,27cyclictest0-21swapper/323:05:293
2370299344,27cyclictest0-21swapper/323:05:293
23702993417,15cyclictest0-21swapper/323:20:273
23702993416,15cyclictest0-21swapper/300:35:193
23702993415,17cyclictest0-21swapper/323:50:023
23702993415,17cyclictest0-21swapper/323:50:023
23702993415,17cyclictest0-21swapper/321:30:223
23702993415,16cyclictest0-21swapper/322:15:163
23702993414,17cyclictest0-21swapper/323:25:333
23702993414,17cyclictest0-21swapper/321:20:293
2370099349,12cyclictest0-21swapper/119:16:161
23700993416,15cyclictest0-21swapper/123:15:011
23700993411,20cyclictest0-21swapper/121:55:351
23700993411,13cyclictest0-21swapper/119:35:201
2369999349,19cyclictest0-21swapper/021:00:060
2369999348,21cyclictest0-21swapper/019:55:050
2369999345,23cyclictest0-21swapper/020:49:170
2369999345,23cyclictest0-21swapper/020:49:160
2369999345,23cyclictest0-21swapper/019:16:310
23699993414,18cyclictest0-21swapper/023:35:200
23699993410,19cyclictest0-21swapper/019:20:450
10402345,10sleep20-21swapper/220:44:582
10402345,10sleep20-21swapper/220:44:572
23702993316,15cyclictest0-21swapper/322:55:173
23702993316,15cyclictest0-21swapper/321:25:153
23702993316,15cyclictest0-21swapper/321:25:153
23702993315,16cyclictest0-21swapper/322:45:123
23702993315,16cyclictest0-21swapper/322:40:313
23702993314,16cyclictest0-21swapper/321:55:313
23702993311,20cyclictest0-21swapper/319:40:233
23701993314,16cyclictest0-21swapper/223:24:482
23701993312,18cyclictest0-21swapper/223:25:542
2370099339,21cyclictest0-21swapper/121:54:551
2370099336,24cyclictest0-21swapper/122:09:051
2370099335,26cyclictest0-21swapper/119:45:201
23700993315,15cyclictest0-21swapper/122:45:021
23700993314,16cyclictest0-21swapper/121:22:071
23700993312,18cyclictest0-21swapper/123:51:441
23700993312,18cyclictest0-21swapper/123:51:431
23700993310,13cyclictest0-21swapper/119:40:281
23700993310,12cyclictest0-21swapper/120:45:451
23700993310,12cyclictest0-21swapper/120:45:451
2369999339,18cyclictest0-21swapper/019:45:280
23699993316,15cyclictest0-21swapper/000:10:320
23699993315,16cyclictest0-21swapper/022:40:330
23699993315,12cyclictest0-21swapper/022:35:010
23699993315,12cyclictest0-21swapper/022:35:010
23699993314,17cyclictest0-21swapper/000:35:260
23699993313,18cyclictest0-21swapper/022:00:030
23699993312,15cyclictest0-21swapper/020:35:350
117152335,10sleep10-21swapper/121:07:011
2370299325,25cyclictest0-21swapper/320:10:183
23702993215,15cyclictest0-21swapper/319:25:253
23701993216,13cyclictest0-21swapper/222:35:262
23701993215,14cyclictest0-21swapper/222:30:222
23701993215,14cyclictest0-21swapper/222:30:222
23701993211,15cyclictest0-21swapper/220:10:522
23701993210,19cyclictest0-21swapper/223:00:012
2370099326,24cyclictest0-21swapper/121:11:261
2370099325,25cyclictest0-21swapper/120:55:501
2370099325,25cyclictest0-21swapper/120:23:501
2370099325,25cyclictest0-21swapper/120:01:411
2370099325,17cyclictest0-21swapper/119:31:361
23700993215,15cyclictest0-21swapper/121:25:341
23700993215,15cyclictest0-21swapper/121:25:341
23700993211,18cyclictest0-21swapper/121:45:191
23700993211,18cyclictest0-21swapper/100:05:071
23700993210,12cyclictest0-21swapper/120:35:161
2369999326,16cyclictest0-21swapper/000:15:130
2369999325,21cyclictest0-21swapper/019:41:030
2369999325,16cyclictest0-21swapper/022:20:210
2369999324,22cyclictest0-21swapper/020:05:200
2370299318,21cyclictest0-21swapper/320:45:093
2370299318,21cyclictest0-21swapper/320:45:083
2370299315,24cyclictest0-21swapper/320:50:253
23702993119,11cyclictest0-21swapper/320:20:083
23702993115,14cyclictest0-21swapper/323:35:023
23702993115,14cyclictest0-21swapper/319:20:223
23702993114,15cyclictest0-21swapper/321:40:033
23702993114,15cyclictest0-21swapper/319:30:193
2370199319,12cyclictest0-21swapper/219:19:452
2370199315,14cyclictest0-21swapper/221:20:232
23701993115,13cyclictest0-21swapper/221:15:332
23701993114,14cyclictest0-21swapper/222:05:222
23701993113,15cyclictest0-21swapper/223:00:122
23701993111,18cyclictest0-21swapper/222:15:162
23701993111,17cyclictest0-21swapper/221:37:192
2370099317,21cyclictest0-21swapper/123:00:301
2370099317,21cyclictest0-21swapper/100:20:131
2370099315,24cyclictest0-21swapper/120:51:011
2370099315,24cyclictest0-21swapper/120:32:031
2370099315,14cyclictest0-21swapper/119:52:501
23700993114,15cyclictest0-21swapper/122:50:161
23700993114,15cyclictest0-21swapper/100:15:381
23700993114,14cyclictest0-21swapper/123:40:251
23700993113,15cyclictest0-21swapper/122:10:031
23700993112,16cyclictest0-21swapper/123:45:411
23700993112,16cyclictest0-21swapper/123:45:401
23699993114,15cyclictest0-21swapper/023:55:160
23699993114,15cyclictest0-21swapper/022:20:020
23699993113,16cyclictest0-21swapper/023:05:020
2370299308,21cyclictest0-21swapper/321:01:383
2370299305,23cyclictest0-21swapper/320:36:283
2370299305,23cyclictest0-21swapper/319:53:583
2370299305,23cyclictest0-21swapper/319:20:013
23702993016,13cyclictest0-21swapper/320:30:193
23702993016,13cyclictest0-21swapper/319:45:083
2370199305,22cyclictest0-21swapper/222:20:332
2370199305,22cyclictest0-21swapper/200:10:142
23701993015,12cyclictest0-21swapper/221:55:242
23701993013,15cyclictest0-21swapper/200:00:402
23701993013,14cyclictest0-21swapper/223:35:222
2370099307,20cyclictest0-21swapper/121:35:161
2370099306,22cyclictest0-21swapper/121:30:161
2370099305,23cyclictest0-21swapper/120:40:151
2370099305,23cyclictest0-21swapper/120:40:151
23700993015,13cyclictest0-21swapper/123:35:331
23700993014,14cyclictest0-21swapper/100:30:241
23700993013,15cyclictest0-21swapper/122:40:211
23700993013,15cyclictest0-21swapper/100:35:281
2369999309,16cyclictest0-21swapper/019:10:060
2369999305,18cyclictest0-21swapper/020:20:160
23699993016,13cyclictest0-21swapper/020:30:140
23699993016,12cyclictest0-21swapper/022:25:280
2370299295,22cyclictest0-21swapper/320:08:223
2370299294,22cyclictest0-21swapper/319:55:163
23702992921,6cyclictest31948-21sh20:40:143
23702992921,6cyclictest31948-21sh20:40:143
23702992914,14cyclictest0-21swapper/320:25:203
23702992913,14cyclictest0-21swapper/321:05:153
23702992913,14cyclictest0-21swapper/320:55:133
23702992913,14cyclictest0-21swapper/320:15:153
2370199295,22cyclictest0-21swapper/200:35:172
2370199294,23cyclictest0-21swapper/219:30:302
23701992916,11cyclictest0-21swapper/219:59:322
23701992916,11cyclictest0-21swapper/219:47:432
23701992915,12cyclictest0-21swapper/219:39:232
23701992914,12cyclictest0-21swapper/200:17:412
23701992912,15cyclictest0-21swapper/223:50:242
23701992912,15cyclictest0-21swapper/223:50:232
23701992912,14cyclictest0-21swapper/222:40:242
23701992912,14cyclictest0-21swapper/200:05:342
2370099299,17cyclictest0-21swapper/121:15:201
2370099295,15cyclictest0-21swapper/119:28:191
23700992914,13cyclictest0-21swapper/122:00:141
23700992912,15cyclictest0-21swapper/123:55:261
23700992912,15cyclictest0-21swapper/121:40:321
23700992911,16cyclictest0-21swapper/122:20:321
23700992911,15cyclictest0-21swapper/123:05:021
23700992911,15cyclictest0-21swapper/123:05:021
23700992910,17cyclictest0-21swapper/122:25:201
2370299285,21cyclictest0-21swapper/319:35:093
23702992812,14cyclictest0-21swapper/319:10:113
2370199289,17cyclictest0-21swapper/221:00:112
2370199288,17cyclictest0-21swapper/222:25:132
2370199284,22cyclictest0-21swapper/220:23:022
2370199284,22cyclictest0-21swapper/220:16:352
23701992814,12cyclictest0-21swapper/223:55:272
23701992814,12cyclictest0-21swapper/222:10:162
23701992814,12cyclictest0-21swapper/221:10:262
23701992813,14cyclictest0-21swapper/220:47:022
23701992813,14cyclictest0-21swapper/220:47:022
23701992813,13cyclictest0-21swapper/223:15:382
23701992813,13cyclictest0-21swapper/222:50:272
23701992813,12cyclictest0-21swapper/223:45:242
23701992813,12cyclictest0-21swapper/223:45:242
23701992813,12cyclictest0-21swapper/223:06:192
23701992813,12cyclictest0-21swapper/223:06:192
2370099288,17cyclictest0-21swapper/100:01:141
2370099287,18cyclictest0-21swapper/100:25:201
2370099287,11cyclictest0-21swapper/119:21:161
23700992814,12cyclictest0-21swapper/100:10:221
23700992812,14cyclictest0-21swapper/122:15:201
23700992810,16cyclictest0-21swapper/122:37:021
2370299275,20cyclictest0-21swapper/320:00:153
2370199276,18cyclictest0-21swapper/200:29:522
2370199274,21cyclictest0-21swapper/219:51:502
23701992715,11cyclictest0-21swapper/221:09:232
23701992714,11cyclictest0-21swapper/220:00:422
23701992713,12cyclictest0-21swapper/200:30:332
23701992712,13cyclictest0-21swapper/221:40:232
23701992711,14cyclictest0-21swapper/221:50:342
2370099276,18cyclictest0-21swapper/123:20:151
2370199266,17cyclictest0-21swapper/223:41:342
2370199255,18cyclictest0-21swapper/221:45:162
23699992413,9cyclictest0-21swapper/023:40:180
23701992310,11cyclictest0-21swapper/200:20:122
2370099236,4cyclictest12037-21iperf22:32:451
2370099236,4cyclictest12037-21iperf22:32:441
2370099236,15cyclictest0-21swapper/123:25:311
2369999233,10cyclictest14144-21cron21:15:000
2369999232,7cyclictest12029-21stress21:32:260
23701992114,5cyclictest12037-21iperf22:45:222
2370099213,5cyclictest12031-21stress22:55:151
23701992010,9cyclictest0-21swapper/223:10:192
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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