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2025-12-08 - 08:23
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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 Dec 08, 2025 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
30833211452,56sleep30-21swapper/319:06:453
30870211251,55sleep10-21swapper/119:07:081
3106929466,23sleep20-21swapper/219:09:332
3094028456,23sleep00-21swapper/019:07:580
101452450,1sleep020120-21stress23:13:530
31215994420,21cyclictest0-21swapper/022:01:450
3121599433,37cyclictest20123-21stress23:30:490
3121699426,20cyclictest0-21swapper/100:30:111
3121599423,35cyclictest23814-21modprobe20:05:000
3121599417,32cyclictest0-21swapper/020:50:230
3121599416,31cyclictest20120-21stress21:50:180
3121599414,34cyclictest20123-21stress21:17:250
3121599414,34cyclictest20123-21stress21:17:250
3121599413,4cyclictest20123-21stress21:57:220
3121599413,4cyclictest20123-21stress21:57:220
3121599412,36cyclictest20123-21stress22:56:590
3121599412,35cyclictest20120-21stress00:31:240
31218994014,24cyclictest0-21swapper/321:20:233
3121699407,17cyclictest0-21swapper/100:22:341
3121599408,29cyclictest0-21swapper/023:45:270
3121599408,29cyclictest0-21swapper/023:45:260
3121599406,31cyclictest20123-21stress22:10:270
3121599406,30cyclictest20120-21stress21:31:300
3121599406,29cyclictest20123-21stress23:44:530
3121599406,29cyclictest20123-21stress23:44:530
3121599405,33cyclictest0-21swapper/021:09:230
3121599405,31cyclictest20123-21stress22:25:230
3121599403,3cyclictest20120-21stress22:06:330
3121599403,34cyclictest20120-21stress22:53:240
3121599403,34cyclictest20120-21stress22:42:500
3121599403,34cyclictest20120-21stress21:25:230
3121599402,3cyclictest20123-21stress23:25:520
3121599402,3cyclictest20123-21stress23:25:520
3121599402,3cyclictest20123-21stress23:15:220
3121599402,35cyclictest20123-21stress00:22:350
3121599402,35cyclictest20120-21stress23:53:110
31215994021,17cyclictest0-21swapper/022:30:450
31215994021,17cyclictest0-21swapper/022:30:440
31215994020,17cyclictest0-21swapper/022:46:330
3121599396,30cyclictest0-21swapper/023:55:260
3121599396,30cyclictest0-21swapper/020:25:220
3121599396,30cyclictest0-21swapper/020:25:220
3121599396,29cyclictest20123-21stress21:20:080
3121599396,29cyclictest20123-21stress00:09:560
3121599395,3cyclictest0-21swapper/020:35:240
3121599395,32cyclictest0-21swapper/020:55:140
3121599395,32cyclictest0-21swapper/020:15:360
3121599395,31cyclictest0-21swapper/020:45:160
3121599394,32cyclictest0-21swapper/021:37:410
3121599393,33cyclictest20123-21stress23:03:560
3121599392,3cyclictest20123-21stress23:21:430
3121599392,33cyclictest15234-21/usr/sbin/munin19:45:170
31215993920,16cyclictest0-21swapper/022:35:270
58202385,15sleep20-21swapper/219:21:412
3121899389,26cyclictest0-21swapper/321:17:463
3121899389,26cyclictest0-21swapper/321:17:463
31218993820,15cyclictest0-21swapper/323:12:013
31218993815,20cyclictest0-21swapper/323:45:493
31218993815,20cyclictest0-21swapper/323:45:493
31218993815,20cyclictest0-21swapper/322:37:533
31218993810,25cyclictest0-21swapper/323:01:413
3121599386,28cyclictest20120-21stress23:06:460
3121599386,28cyclictest20120-21stress23:06:460
3121599386,28cyclictest20120-21stress21:10:100
3121599385,3cyclictest0-21swapper/019:55:000
3121599385,31cyclictest0-21swapper/019:26:530
3121599383,3cyclictest20120-21stress22:15:370
3121599383,3cyclictest20120-21stress22:15:370
3121599383,32cyclictest4181-21/usr/sbin/munin19:20:140
3121599383,32cyclictest20120-21stress21:42:300
31215993810,25cyclictest0-21swapper/000:00:030
109702385,12sleep10-21swapper/120:47:201
79612375,17sleep10-21swapper/119:25:521
323672375,16sleep10-21swapper/120:21:541
31218993722,13cyclictest0-21swapper/300:38:563
31218993720,15cyclictest0-21swapper/322:40:303
31218993720,15cyclictest0-21swapper/321:14:563
31218993714,21cyclictest0-21swapper/321:26:003
31218993714,21cyclictest0-21swapper/300:15:573
31218993713,21cyclictest0-21swapper/321:40:583
31218993710,24cyclictest0-21swapper/322:13:013
31218993710,24cyclictest0-21swapper/321:52:493
3121699376,12cyclictest0-21swapper/121:50:341
3121599376,28cyclictest20120-21stress00:16:380
3121599376,27cyclictest20120-21stress00:25:440
3121599374,16cyclictest0-21swapper/019:15:180
3121599374,16cyclictest0-21swapper/019:14:350
3121599374,14cyclictest0-21swapper/020:21:290
3121599372,5cyclictest21048-21timerwakeupswit19:55:250
31215993719,15cyclictest0-21swapper/000:10:130
21362375,15sleep20-21swapper/220:27:132
21362375,15sleep20-21swapper/220:27:132
124562375,15sleep20-21swapper/219:36:512
111622375,12sleep20-21swapper/220:49:382
3121899369,24cyclictest0-21swapper/322:09:233
3121899369,24cyclictest0-21swapper/322:00:143
3121899368,25cyclictest0-21swapper/300:34:413
31218993615,18cyclictest0-21swapper/322:52:113
31218993614,19cyclictest0-21swapper/323:15:053
3121799369,24cyclictest0-21swapper/223:15:352
3121799365,28cyclictest0-21swapper/200:35:132
31217993613,20cyclictest0-21swapper/222:15:512
31217993613,20cyclictest0-21swapper/222:15:512
31216993614,20cyclictest0-21swapper/121:49:101
31216993614,19cyclictest0-21swapper/123:55:291
3121599365,3cyclictest0-21swapper/020:30:140
3121599365,29cyclictest0-21swapper/000:35:160
3121599365,28cyclictest0-21swapper/021:00:240
3121599364,14cyclictest0-21swapper/019:33:240
3121599364,13cyclictest0-21swapper/022:20:250
3121599363,5cyclictest19759-21df23:35:170
3121599363,14cyclictest0-21swapper/020:42:430
3121599362,3cyclictest20120-21stress21:45:210
257002365,11sleep10-21swapper/120:06:261
215292364,15sleep20-21swapper/219:59:222
103762365,15sleep10-21swapper/119:33:151
44732355,15sleep20-21swapper/220:33:492
36542355,15sleep10-21swapper/119:17:061
31218993519,14cyclictest0-21swapper/300:00:193
31218993514,18cyclictest0-21swapper/322:20:263
31218993512,20cyclictest0-21swapper/322:15:063
31218993512,20cyclictest0-21swapper/322:15:063
31218993512,20cyclictest0-21swapper/321:45:263
31218993512,20cyclictest0-21swapper/300:05:183
31218993511,21cyclictest0-21swapper/323:42:183
31218993511,21cyclictest0-21swapper/323:42:183
3121699355,17cyclictest0-21swapper/120:04:121
31216993514,18cyclictest0-21swapper/121:40:211
3121599356,26cyclictest0-21swapper/019:40:180
3121599355,26cyclictest0-21swapper/020:05:190
3121599352,30cyclictest26290-21/usr/sbin/munin20:10:220
285162355,15sleep10-21swapper/120:15:051
212482355,15sleep10-21swapper/119:56:041
104492355,14sleep20-21swapper/219:34:112
325062345,11sleep20-21swapper/220:23:322
3121899347,24cyclictest0-21swapper/300:20:083
31218993418,14cyclictest0-21swapper/321:35:153
31218993411,20cyclictest0-21swapper/323:20:473
31218993411,20cyclictest0-21swapper/322:30:263
31218993411,20cyclictest0-21swapper/322:30:253
31218993411,20cyclictest0-21swapper/300:10:033
31217993411,20cyclictest0-21swapper/223:56:442
3121699346,11cyclictest0-21swapper/123:48:541
3121699346,11cyclictest0-21swapper/123:48:531
31216993410,21cyclictest0-21swapper/123:30:301
3121599343,11cyclictest0-21swapper/019:35:010
237212345,13sleep20-21swapper/220:04:032
177202345,12sleep20-21swapper/221:03:412
171332345,14sleep10-21swapper/119:49:431
136762345,13sleep20-21swapper/220:55:112
3121899339,21cyclictest0-21swapper/321:30:033
31218993313,17cyclictest0-21swapper/323:25:213
31218993313,17cyclictest0-21swapper/323:25:213
31218993311,20cyclictest0-21swapper/322:45:173
31218993310,20cyclictest0-21swapper/323:00:033
3121799336,24cyclictest0-21swapper/221:30:282
31217993315,15cyclictest0-21swapper/222:35:232
31217993313,18cyclictest0-21swapper/200:22:482
31217993313,17cyclictest0-21swapper/223:35:392
31217993311,19cyclictest0-21swapper/200:15:252
3121699336,24cyclictest0-21swapper/123:25:221
3121699336,24cyclictest0-21swapper/123:25:221
3121699336,16cyclictest0-21swapper/123:09:481
3121699336,16cyclictest0-21swapper/123:09:481
3121699335,26cyclictest0-21swapper/120:55:031
31216993314,16cyclictest0-21swapper/100:25:181
31216993313,17cyclictest0-21swapper/100:15:021
31218993216,14cyclictest0-21swapper/323:35:163
31218993214,15cyclictest0-21swapper/321:55:243
31218993214,15cyclictest0-21swapper/321:55:233
31218993211,19cyclictest0-21swapper/323:50:273
3121799328,21cyclictest0-21swapper/221:53:342
31217993215,14cyclictest0-21swapper/221:35:232
31217993214,16cyclictest0-21swapper/221:47:042
3121699329,21cyclictest0-21swapper/122:55:171
3121699325,25cyclictest0-21swapper/120:36:341
31216993217,14cyclictest0-21swapper/119:50:041
31216993213,16cyclictest0-21swapper/122:20:291
31216993211,18cyclictest0-21swapper/122:15:241
31216993211,18cyclictest0-21swapper/122:15:241
148972325,11sleep20-21swapper/219:44:262
146242325,11sleep10-21swapper/119:41:071
126402325,11sleep10-21swapper/119:39:001
7742315,13sleep10-21swapper/119:13:331
3121899319,19cyclictest0-21swapper/321:10:013
3121799317,21cyclictest0-21swapper/223:40:192
3121799317,21cyclictest0-21swapper/223:40:192
3121799316,22cyclictest0-21swapper/221:40:262
3121799314,25cyclictest0-21swapper/219:19:592
31217993115,14cyclictest0-21swapper/223:45:252
31217993115,14cyclictest0-21swapper/223:45:252
31217993114,15cyclictest0-21swapper/200:00:192
31217993114,14cyclictest0-21swapper/223:25:302
31217993114,14cyclictest0-21swapper/223:25:302
31217993111,13cyclictest0-21swapper/222:28:522
31217993110,19cyclictest0-21swapper/200:13:182
3121699315,24cyclictest0-21swapper/120:54:331
3121699315,24cyclictest0-21swapper/120:31:531
3121699315,24cyclictest0-21swapper/120:26:131
3121699315,24cyclictest0-21swapper/120:26:131
3121699315,24cyclictest0-21swapper/119:23:031
31216993116,14cyclictest0-21swapper/120:12:291
31216993115,15cyclictest0-21swapper/121:05:261
31216993115,14cyclictest0-21swapper/123:10:141
31216993115,13cyclictest0-21swapper/123:50:491
31216993114,15cyclictest0-21swapper/123:35:231
31216993114,14cyclictest0-21swapper/122:50:261
31216993114,14cyclictest0-21swapper/121:56:471
31216993114,14cyclictest0-21swapper/121:56:461
31216993113,15cyclictest0-21swapper/121:10:231
31216993111,17cyclictest0-21swapper/122:05:121
31216993111,17cyclictest0-21swapper/100:02:461
3121899305,23cyclictest0-21swapper/320:41:143
3121899305,23cyclictest0-21swapper/320:28:433
3121899305,23cyclictest0-21swapper/320:28:433
3121899305,23cyclictest0-21swapper/320:22:333
3121899305,23cyclictest0-21swapper/320:06:033
3121899305,23cyclictest0-21swapper/319:50:343
3121899305,23cyclictest0-21swapper/319:46:143
3121899305,23cyclictest0-21swapper/319:32:343
3121899305,23cyclictest0-21swapper/319:25:343
31218993016,13cyclictest0-21swapper/320:50:433
31218993016,13cyclictest0-21swapper/319:40:423
3121799305,23cyclictest0-21swapper/220:40:482
3121799304,24cyclictest0-21swapper/220:10:482
31217993013,15cyclictest0-21swapper/222:30:152
31217993013,15cyclictest0-21swapper/222:30:142
31217993011,17cyclictest0-21swapper/222:05:032
31217993011,17cyclictest0-21swapper/200:25:212
3121699308,19cyclictest0-21swapper/122:00:221
3121699307,20cyclictest0-21swapper/123:20:331
3121699305,23cyclictest0-21swapper/121:00:221
3121699305,18cyclictest0-21swapper/120:40:341
3121699305,16cyclictest0-21swapper/122:34:321
3121699305,16cyclictest0-21swapper/122:34:311
289462305,13sleep20-21swapper/220:15:172
111092305,12sleep30-21swapper/320:48:583
7302295,11sleep30-21swapper/319:13:033
3121899295,22cyclictest0-21swapper/319:59:233
31218992916,11cyclictest0-21swapper/319:15:223
31218992915,13cyclictest0-21swapper/321:00:043
31218992915,13cyclictest0-21swapper/320:13:543
31218992915,13cyclictest0-21swapper/319:36:233
3121799299,18cyclictest0-21swapper/222:46:332
3121799297,19cyclictest0-21swapper/223:25:012
3121799296,21cyclictest0-21swapper/223:10:282
3121799295,11cyclictest0-21swapper/221:06:382
3121799294,23cyclictest0-21swapper/220:54:292
3121799294,23cyclictest0-21swapper/220:37:082
3121799294,23cyclictest0-21swapper/219:29:582
31217992915,12cyclictest0-21swapper/223:05:172
31217992915,12cyclictest0-21swapper/223:05:172
31217992915,12cyclictest0-21swapper/221:13:322
31217992913,14cyclictest0-21swapper/222:20:242
31216992916,11cyclictest0-21swapper/123:40:341
31216992916,11cyclictest0-21swapper/123:40:341
31216992913,13cyclictest0-21swapper/100:06:411
155082295,10sleep30-21swapper/320:58:443
3121899285,21cyclictest0-21swapper/320:01:033
3121899285,21cyclictest0-21swapper/319:22:533
31218992816,11cyclictest0-21swapper/320:19:043
31218992814,12cyclictest0-21swapper/323:05:133
31218992814,12cyclictest0-21swapper/323:05:123
31218992814,12cyclictest0-21swapper/300:25:263
3121799288,18cyclictest0-21swapper/222:50:222
3121799288,17cyclictest0-21swapper/221:15:252
3121799288,17cyclictest0-21swapper/221:15:252
3121799284,22cyclictest0-21swapper/219:50:582
3121799284,22cyclictest0-21swapper/219:48:182
31217992815,12cyclictest0-21swapper/220:06:192
31217992812,14cyclictest0-21swapper/223:50:162
31217992810,16cyclictest0-21swapper/222:55:252
3121699288,17cyclictest0-21swapper/122:45:191
31216992814,12cyclictest0-21swapper/122:25:131
31216992814,12cyclictest0-21swapper/100:15:141
31216992813,13cyclictest0-21swapper/121:25:211
31216992813,12cyclictest0-21swapper/121:30:371
3121899275,20cyclictest0-21swapper/320:37:343
31218992712,13cyclictest0-21swapper/322:25:153
31217992714,11cyclictest0-21swapper/221:55:212
31217992714,11cyclictest0-21swapper/221:55:202
31217992713,13cyclictest0-21swapper/219:12:392
31217992713,12cyclictest0-21swapper/223:30:182
31217992713,12cyclictest0-21swapper/222:10:342
31217992713,12cyclictest0-21swapper/222:00:182
3121699279,15cyclictest0-21swapper/121:15:281
3121699279,15cyclictest0-21swapper/121:15:281
31216992714,11cyclictest0-21swapper/121:40:021
3121899268,16cyclictest0-21swapper/323:30:183
31218992615,10cyclictest0-21swapper/320:32:543
31217992613,11cyclictest0-21swapper/200:30:302
3121799255,18cyclictest0-21swapper/222:40:302
31216992511,12cyclictest0-21swapper/121:20:311
31216992510,13cyclictest0-21swapper/123:00:331
31216992510,13cyclictest0-21swapper/122:35:021
3121699238,13cyclictest0-21swapper/100:35:171
3121699237,13cyclictest0-21swapper/122:40:181
31218992217,4cyclictest391rcuc/323:55:163
3121699225,15cyclictest0-21swapper/122:10:241
3121799216,13cyclictest0-21swapper/223:00:282
3121799214,4cyclictest20122-21stress21:28:582
3121699216,13cyclictest0-21swapper/123:15:281
3121799205,14cyclictest0-21swapper/200:05:282
3121799205,13cyclictest0-21swapper/221:20:172
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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