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2026-04-29 - 11:17
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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 376 highest latencies:
System rack7slot1.osadl.org (updated Wed Apr 29, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
27374211653,58sleep00-21swapper/019:07:310
27227211351,57sleep30-21swapper/319:05:403
2750429472,18sleep20-21swapper/219:09:052
2748828253,24sleep10-21swapper/119:08:511
175122770,1sleep215529-21stress21:13:142
27676994315,21cyclictest0-21swapper/123:23:321
27676994115,24cyclictest0-21swapper/123:33:191
27675994010,27cyclictest0-21swapper/023:55:170
27675994010,19cyclictest0-21swapper/020:34:400
46902395,13sleep20-21swapper/220:45:002
27677993912,24cyclictest0-21swapper/221:39:342
27676993915,22cyclictest0-21swapper/121:58:321
2767599399,23cyclictest0-21swapper/020:15:150
294042385,13sleep20-21swapper/219:10:422
27676993815,16cyclictest0-21swapper/100:20:231
27675993811,18cyclictest0-21swapper/019:42:340
27675993810,19cyclictest0-21swapper/020:50:350
27675993810,18cyclictest0-21swapper/020:41:350
234862380,1sleep315531-21stress23:56:103
157542385,13sleep10-21swapper/119:55:111
66272375,13sleep10-21swapper/119:32:291
43622375,13sleep10-21swapper/120:40:591
280972375,13sleep10-21swapper/120:20:581
2767699378,20cyclictest0-21swapper/122:15:211
27676993715,20cyclictest0-21swapper/123:43:081
27676993714,21cyclictest0-21swapper/123:25:091
27676993714,17cyclictest0-21swapper/121:29:221
27676993714,17cyclictest0-21swapper/121:29:221
27676993713,15cyclictest0-21swapper/123:50:101
2767599379,19cyclictest0-21swapper/021:05:050
27675993711,17cyclictest0-21swapper/021:00:460
27675993711,17cyclictest0-21swapper/021:00:450
27675993710,19cyclictest0-21swapper/020:20:050
27675993710,16cyclictest0-21swapper/019:23:330
24312375,13sleep10-21swapper/119:24:481
86762365,13sleep10-21swapper/120:50:411
43322365,13sleep00-21swapper/019:26:040
2767699364,14cyclictest0-21swapper/122:00:251
2767699364,14cyclictest0-21swapper/122:00:241
27676993614,19cyclictest0-21swapper/121:10:391
2767599366,28cyclictest0-21swapper/021:10:180
216072365,12sleep00-21swapper/020:05:290
176522365,12sleep20-21swapper/219:59:542
153962364,13sleep10-21swapper/121:09:181
152872365,12sleep20-21swapper/219:52:322
283652355,11sleep30-21swapper/320:24:293
2767799355,18cyclictest0-21swapper/223:35:432
2767799355,18cyclictest0-21swapper/223:35:432
27677993510,22cyclictest0-21swapper/200:39:392
2767699355,24cyclictest0-21swapper/119:54:051
27676993512,13cyclictest0-21swapper/100:30:261
27676993510,19cyclictest0-21swapper/121:40:181
2767599359,17cyclictest0-21swapper/020:35:340
2767599359,16cyclictest0-21swapper/019:19:330
2767599352,16cyclictest1096-21rs:main0
27675993511,21cyclictest0-21swapper/022:15:020
27675993510,22cyclictest0-21swapper/022:08:340
27632355,10sleep30-21swapper/320:40:133
200642355,10sleep20-21swapper/220:05:072
66912345,10sleep30-21swapper/320:47:473
323862345,13sleep20-21swapper/219:15:582
283142345,10sleep20-21swapper/220:23:472
27678993417,15cyclictest0-21swapper/323:20:233
27678993417,15cyclictest0-21swapper/300:05:273
27677993416,15cyclictest0-21swapper/221:50:122
27677993413,18cyclictest0-21swapper/221:33:362
27677993413,18cyclictest0-21swapper/221:33:352
27677993412,19cyclictest0-21swapper/221:58:172
27677993410,21cyclictest0-21swapper/223:32:302
2767699345,23cyclictest0-21swapper/120:55:291
2767699345,23cyclictest0-21swapper/120:45:301
2767699345,23cyclictest0-21swapper/120:30:451
2767699345,23cyclictest0-21swapper/119:11:351
27676993416,15cyclictest0-21swapper/121:50:371
27676993415,17cyclictest0-21swapper/123:00:291
27676993412,20cyclictest0-21swapper/123:45:251
27676993412,20cyclictest0-21swapper/123:45:251
2767599347,15cyclictest0-21swapper/019:30:350
2767599345,19cyclictest0-21swapper/020:00:170
2767599342,14cyclictest15531-21stress22:20:290
239302345,10sleep10-21swapper/120:12:441
153352345,10sleep00-21swapper/019:53:090
131162345,10sleep30-21swapper/321:02:473
131162345,10sleep30-21swapper/321:02:473
130842345,10sleep30-21swapper/319:47:483
110692345,10sleep20-21swapper/219:44:182
110112345,12sleep30-21swapper/320:58:103
88112335,10sleep20-21swapper/220:52:272
67762335,10sleep20-21swapper/219:34:202
2767899338,23cyclictest0-21swapper/319:20:443
27678993316,15cyclictest0-21swapper/321:15:343
27678993310,20cyclictest0-21swapper/323:46:083
27678993310,20cyclictest0-21swapper/323:46:083
27677993312,18cyclictest0-21swapper/223:43:552
27677993311,19cyclictest0-21swapper/223:27:042
2767699335,23cyclictest0-21swapper/120:09:341
2767699335,23cyclictest0-21swapper/119:45:061
2767699335,22cyclictest0-21swapper/119:28:051
27676993316,15cyclictest0-21swapper/100:35:251
27676993315,16cyclictest0-21swapper/122:35:211
27676993313,17cyclictest0-21swapper/122:45:181
27676993313,17cyclictest0-21swapper/100:25:171
27676993313,17cyclictest0-21swapper/100:25:171
2767599338,16cyclictest0-21swapper/019:10:520
2767599337,10cyclictest0-21swapper/019:45:220
27675993315,15cyclictest0-21swapper/022:50:310
27675993314,16cyclictest0-21swapper/021:50:510
27675993312,19cyclictest0-21swapper/000:20:290
2767899325,25cyclictest0-21swapper/321:35:133
27678993218,13cyclictest0-21swapper/319:29:443
27678993218,12cyclictest0-21swapper/323:30:283
27678993216,13cyclictest0-21swapper/300:35:583
27678993215,14cyclictest0-21swapper/323:15:313
27678993215,14cyclictest0-21swapper/323:15:313
27678993214,15cyclictest0-21swapper/322:18:393
27678993214,15cyclictest0-21swapper/300:30:563
27678993210,20cyclictest0-21swapper/300:29:333
27678993210,20cyclictest0-21swapper/300:29:333
2767799326,23cyclictest0-21swapper/222:40:182
2767799326,23cyclictest0-21swapper/222:40:172
27677993215,15cyclictest0-21swapper/200:15:182
27677993215,14cyclictest0-21swapper/223:10:322
27677993213,16cyclictest0-21swapper/222:32:232
2767699325,22cyclictest0-21swapper/120:15:061
2767699325,21cyclictest0-21swapper/119:15:221
27676993216,14cyclictest0-21swapper/121:30:031
27676993216,14cyclictest0-21swapper/121:30:031
27676993215,15cyclictest0-21swapper/121:35:161
27676993215,15cyclictest0-21swapper/100:05:161
27676993213,17cyclictest0-21swapper/123:35:221
27676993213,17cyclictest0-21swapper/123:35:221
27676993212,18cyclictest0-21swapper/121:45:081
27676993210,20cyclictest0-21swapper/122:20:141
2767599327,15cyclictest0-21swapper/020:45:170
27675993217,14cyclictest0-21swapper/020:58:190
27675993215,14cyclictest0-21swapper/023:05:300
27675993215,14cyclictest0-21swapper/021:25:290
27675993215,14cyclictest0-21swapper/021:25:280
27675993215,14cyclictest0-21swapper/000:00:230
27675993214,16cyclictest0-21swapper/000:35:290
27675993214,15cyclictest0-21swapper/023:10:160
27675993212,17cyclictest0-21swapper/000:15:300
27675993211,4cyclictest15529-21stress22:59:050
27675993210,19cyclictest0-21swapper/023:21:160
27675993210,19cyclictest0-21swapper/022:45:310
23272325,12sleep20-21swapper/219:23:282
153852325,10sleep30-21swapper/319:53:503
129492325,10sleep20-21swapper/221:00:402
129492325,10sleep20-21swapper/221:00:402
294512315,10sleep30-21swapper/319:11:193
2767899315,24cyclictest0-21swapper/321:05:243
27678993119,11cyclictest0-21swapper/320:05:033
27678993119,11cyclictest0-21swapper/319:30:333
27678993116,13cyclictest0-21swapper/322:00:263
27678993116,13cyclictest0-21swapper/322:00:263
27678993115,14cyclictest0-21swapper/323:05:103
27678993115,14cyclictest0-21swapper/321:46:513
27678993115,14cyclictest0-21swapper/321:40:243
27678993114,15cyclictest0-21swapper/322:10:333
27678993113,16cyclictest0-21swapper/322:45:223
27678993110,19cyclictest0-21swapper/322:24:433
27677993113,15cyclictest0-21swapper/200:00:352
2767699315,24cyclictest0-21swapper/120:37:311
2767699315,21cyclictest0-21swapper/121:03:341
2767699315,21cyclictest0-21swapper/121:03:341
2767699315,21cyclictest0-21swapper/120:25:511
2767699315,20cyclictest0-21swapper/120:03:331
2767699314,21cyclictest0-21swapper/119:40:451
27676993115,14cyclictest0-21swapper/100:10:281
27676993114,15cyclictest0-21swapper/122:50:291
27676993113,11cyclictest0-21swapper/100:15:171
2767599318,16cyclictest0-21swapper/021:20:060
2767599315,17cyclictest0-21swapper/019:35:190
27675993115,14cyclictest0-21swapper/023:50:340
27675993115,14cyclictest0-21swapper/021:55:220
27675993115,14cyclictest0-21swapper/020:10:200
27675993114,15cyclictest0-21swapper/000:10:260
27675993113,16cyclictest0-21swapper/021:45:010
27675993113,16cyclictest0-21swapper/021:40:020
27675993113,15cyclictest0-21swapper/022:15:150
27675993113,15cyclictest0-21swapper/021:45:190
27675993112,16cyclictest0-21swapper/021:15:260
27675993111,18cyclictest0-21swapper/023:25:290
2767899308,21cyclictest0-21swapper/320:29:243
2767899308,21cyclictest0-21swapper/320:04:033
2767899308,20cyclictest0-21swapper/319:57:423
2767899305,23cyclictest0-21swapper/320:15:243
2767899305,23cyclictest0-21swapper/320:10:173
27678993018,11cyclictest0-21swapper/319:15:443
27678993017,11cyclictest0-21swapper/322:30:193
27678993016,12cyclictest0-21swapper/323:35:333
27678993016,12cyclictest0-21swapper/323:35:333
27678993016,12cyclictest0-21swapper/322:29:113
27678993016,12cyclictest0-21swapper/321:25:333
27678993016,12cyclictest0-21swapper/321:25:333
27678993016,12cyclictest0-21swapper/300:12:063
27678993015,13cyclictest0-21swapper/322:08:323
27678993014,14cyclictest0-21swapper/323:00:323
27678993014,14cyclictest0-21swapper/322:40:053
27678993014,14cyclictest0-21swapper/322:40:043
27678993014,14cyclictest0-21swapper/322:38:343
27678993014,14cyclictest0-21swapper/321:21:563
27678993011,17cyclictest0-21swapper/322:50:273
2767799307,20cyclictest0-21swapper/223:45:282
2767799307,20cyclictest0-21swapper/223:45:282
2767799306,21cyclictest0-21swapper/223:50:222
27677993016,12cyclictest0-21swapper/223:00:192
27677993014,13cyclictest0-21swapper/221:15:342
27677993012,15cyclictest0-21swapper/221:40:252
27677993012,15cyclictest0-21swapper/200:05:352
2767699305,23cyclictest0-21swapper/119:35:011
27676993014,14cyclictest0-21swapper/123:05:181
27676993014,14cyclictest0-21swapper/122:25:111
2767599309,18cyclictest0-21swapper/023:35:160
2767599309,18cyclictest0-21swapper/023:35:150
2767599307,21cyclictest0-21swapper/023:00:270
2767599306,21cyclictest0-21swapper/022:25:320
2767599303,12cyclictest15529-21stress21:30:230
2767599303,12cyclictest15529-21stress21:30:230
27675993013,15cyclictest0-21swapper/022:35:240
27675993013,15cyclictest0-21swapper/000:25:240
27675993013,15cyclictest0-21swapper/000:25:240
27675993013,14cyclictest0-21swapper/023:40:190
27675993011,14cyclictest0-21swapper/019:55:060
2767899295,22cyclictest0-21swapper/319:38:233
27678992915,12cyclictest0-21swapper/322:55:053
27678992915,12cyclictest0-21swapper/321:31:023
27678992915,12cyclictest0-21swapper/321:31:023
27678992914,12cyclictest0-21swapper/323:40:283
27678992914,12cyclictest0-21swapper/323:10:223
2767799299,17cyclictest0-21swapper/222:00:032
2767799299,17cyclictest0-21swapper/222:00:032
2767799295,22cyclictest0-21swapper/221:06:292
2767799295,22cyclictest0-21swapper/220:56:502
2767799295,22cyclictest0-21swapper/220:26:202
27677992916,12cyclictest0-21swapper/220:32:002
27677992915,12cyclictest0-21swapper/219:29:402
27677992914,13cyclictest0-21swapper/222:20:222
27677992914,12cyclictest0-21swapper/222:35:212
27677992914,12cyclictest0-21swapper/200:20:122
27677992913,13cyclictest0-21swapper/222:30:022
27677992912,14cyclictest0-21swapper/222:10:252
27677992911,15cyclictest0-21swapper/222:50:142
27676992915,12cyclictest0-21swapper/123:10:181
27676992915,12cyclictest0-21swapper/122:30:211
27676992914,12cyclictest0-21swapper/122:05:171
27676992912,15cyclictest0-21swapper/122:40:251
27676992912,15cyclictest0-21swapper/122:40:251
2767599299,18cyclictest0-21swapper/023:16:070
2767599299,18cyclictest0-21swapper/023:16:060
27675992913,14cyclictest0-21swapper/022:30:360
27675992913,14cyclictest0-21swapper/000:05:200
2767899288,18cyclictest0-21swapper/300:00:133
2767899286,20cyclictest0-21swapper/319:40:073
27678992813,12cyclictest0-21swapper/300:15:233
27678992812,14cyclictest0-21swapper/323:25:483
27678992810,17cyclictest0-21swapper/320:30:123
2767799287,19cyclictest0-21swapper/222:19:202
2767799285,21cyclictest0-21swapper/220:37:492
2767799285,21cyclictest0-21swapper/219:45:492
27677992815,11cyclictest0-21swapper/223:20:192
27677992815,10cyclictest0-21swapper/222:57:072
27677992814,12cyclictest0-21swapper/200:30:222
27677992813,13cyclictest0-21swapper/222:46:102
27677992813,13cyclictest0-21swapper/221:20:252
27677992812,14cyclictest0-21swapper/200:25:042
27677992812,14cyclictest0-21swapper/200:25:042
27677992811,14cyclictest0-21swapper/200:12:142
27676992815,11cyclictest0-21swapper/121:20:231
27676992814,12cyclictest0-21swapper/100:05:011
2767599289,16cyclictest0-21swapper/022:40:180
2767599289,16cyclictest0-21swapper/022:40:180
27675992812,14cyclictest0-21swapper/023:50:020
27675992812,14cyclictest0-21swapper/023:50:020
27678992714,11cyclictest0-21swapper/321:50:353
27678992713,12cyclictest0-21swapper/321:55:123
27678992712,13cyclictest0-21swapper/320:50:143
27678992712,13cyclictest0-21swapper/320:35:153
2767799277,17cyclictest0-21swapper/221:45:322
2767799276,19cyclictest0-21swapper/222:05:242
2767799275,21cyclictest0-21swapper/219:35:202
2767799274,22cyclictest0-21swapper/220:15:592
2767799274,21cyclictest0-21swapper/220:10:152
27677992711,13cyclictest0-21swapper/223:55:132
27677992710,14cyclictest0-21swapper/223:15:222
27677992710,14cyclictest0-21swapper/223:15:222
2767699278,17cyclictest0-21swapper/122:15:021
2767599276,18cyclictest0-21swapper/022:05:020
2767599276,18cyclictest0-21swapper/022:05:010
27678992611,13cyclictest0-21swapper/321:10:233
2767799266,17cyclictest0-21swapper/221:25:182
2767799266,17cyclictest0-21swapper/221:25:172
2767799265,19cyclictest0-21swapper/220:00:132
2767799265,13cyclictest0-21swapper/220:40:172
27678992511,13cyclictest0-21swapper/300:20:213
27675992410,12cyclictest0-21swapper/023:35:020
2767699233,10cyclictest6669-21cron23:20:001
2767699233,10cyclictest6669-21cron23:20:001
27676992310,11cyclictest0-21swapper/121:15:021
2767699225,4cyclictest14450irq/38-xhci_hcd23:58:051
27676992218,3cyclictest15530-21stress22:58:191
2767899215,15cyclictest0-21swapper/323:50:123
2767799216,13cyclictest0-21swapper/223:05:192
2767599193,15cyclictest15530-21stress00:30:390
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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