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2026-01-11 - 04:14
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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 Sun Jan 11, 2026 00:45:37)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
15100211856,23sleep10-21swapper/119:08:471
14877211653,58sleep30-21swapper/319:05:573
14856211151,20sleep20-21swapper/219:05:402
14980210952,52sleep00-21swapper/019:07:150
159912780,1sleep315993-21sed00:15:313
1529599686,43cyclictest0-21swapper/000:35:240
1529599676,44cyclictest0-21swapper/023:30:280
1529599676,42cyclictest0-21swapper/022:10:000
1529599656,16cyclictest0-21swapper/021:20:370
1529599637,39cyclictest0-21swapper/022:15:280
1529599636,46cyclictest0-21swapper/023:10:230
1529599636,46cyclictest0-21swapper/022:50:270
1529599636,19cyclictest0-21swapper/021:50:300
15295996310,41cyclictest0-21swapper/022:00:170
15295996310,41cyclictest0-21swapper/022:00:170
1529599627,42cyclictest0-21swapper/023:55:160
1529599626,18cyclictest0-21swapper/023:15:200
1529599616,39cyclictest0-21swapper/023:05:410
1529599616,39cyclictest0-21swapper/023:05:400
15295996111,35cyclictest0-21swapper/022:45:240
15295996110,19cyclictest0-21swapper/022:20:230
1529599606,38cyclictest0-21swapper/000:32:020
1529599596,42cyclictest0-21swapper/023:40:020
1529599566,34cyclictest0-21swapper/000:10:120
1529599556,18cyclictest0-21swapper/023:45:000
15298995429,22cyclictest0-21swapper/323:39:493
1529599546,45cyclictest0-21swapper/000:15:180
15298995330,16cyclictest0-21swapper/323:55:213
15298995328,22cyclictest0-21swapper/300:28:333
15298995328,22cyclictest0-21swapper/300:28:333
1529599539,41cyclictest0-21swapper/022:25:220
1529599536,18cyclictest0-21swapper/021:35:280
15298995229,20cyclictest0-21swapper/322:43:493
15298995229,20cyclictest0-21swapper/322:43:493
15298995229,20cyclictest0-21swapper/300:12:313
1529599526,43cyclictest0-21swapper/023:50:260
1529599526,43cyclictest0-21swapper/021:55:270
1529599526,43cyclictest0-21swapper/021:55:270
1529599526,43cyclictest0-21swapper/021:40:250
1529599526,18cyclictest0-21swapper/023:45:490
15298995133,15cyclictest0-21swapper/321:50:273
15298995129,20cyclictest0-21swapper/323:05:133
15298995129,20cyclictest0-21swapper/323:05:133
1529599516,42cyclictest0-21swapper/023:20:210
1529599516,42cyclictest0-21swapper/022:40:330
1529599516,42cyclictest0-21swapper/022:40:320
1529599516,42cyclictest0-21swapper/021:30:130
15295995111,20cyclictest0-21swapper/021:50:010
27672500,1sleep31710-21stress22:29:003
15298995030,17cyclictest0-21swapper/322:37:363
15298995030,17cyclictest0-21swapper/322:37:353
15298995027,20cyclictest0-21swapper/300:02:213
15298995026,18cyclictest0-21swapper/321:45:303
1529599507,40cyclictest0-21swapper/000:05:350
1529599506,41cyclictest0-21swapper/023:04:530
1529599506,41cyclictest0-21swapper/022:55:080
1529599506,41cyclictest0-21swapper/021:10:270
15295995010,37cyclictest0-21swapper/000:20:190
15298994932,15cyclictest0-21swapper/322:55:353
15298994926,20cyclictest0-21swapper/323:52:433
1529599496,40cyclictest0-21swapper/021:15:280
1529599496,18cyclictest0-21swapper/021:25:140
15295994910,36cyclictest0-21swapper/022:30:230
15298994833,13cyclictest0-21swapper/323:45:213
15298994830,15cyclictest0-21swapper/300:30:153
15298994829,17cyclictest0-21swapper/323:04:363
15298994828,18cyclictest0-21swapper/321:25:193
1529599488,34cyclictest0-21swapper/019:40:020
1529599487,39cyclictest0-21swapper/023:25:100
1529599486,19cyclictest0-21swapper/022:35:340
1529599486,19cyclictest0-21swapper/022:35:340
1529599486,15cyclictest0-21swapper/000:01:510
15295994811,34cyclictest0-21swapper/022:10:090
15298994733,12cyclictest0-21swapper/323:25:263
15298994733,12cyclictest0-21swapper/322:30:153
15298994732,13cyclictest0-21swapper/322:50:213
15298994729,15cyclictest0-21swapper/323:30:143
15298994726,19cyclictest0-21swapper/300:35:313
15298994724,21cyclictest0-21swapper/321:20:293
1529599475,25cyclictest0-21swapper/019:34:280
1529599475,18cyclictest0-21swapper/021:10:010
15298994632,12cyclictest0-21swapper/322:20:283
15298994630,14cyclictest0-21swapper/321:15:133
15298994629,15cyclictest0-21swapper/323:15:163
15298994629,14cyclictest0-21swapper/321:10:103
15298994628,11cyclictest0-21swapper/323:41:133
15298994627,16cyclictest0-21swapper/322:05:223
15298994625,19cyclictest0-21swapper/321:55:353
15298994625,19cyclictest0-21swapper/321:55:343
15298994623,20cyclictest0-21swapper/322:10:283
1529599465,29cyclictest0-21swapper/019:24:380
15295994611,32cyclictest0-21swapper/000:29:330
15295994611,32cyclictest0-21swapper/000:29:320
15295994611,19cyclictest0-21swapper/019:13:420
1529599459,13cyclictest0-21swapper/020:30:230
1529599455,18cyclictest0-21swapper/020:35:220
1529599455,18cyclictest0-21swapper/020:35:210
1529599455,18cyclictest0-21swapper/020:10:310
15298994428,14cyclictest0-21swapper/323:20:333
15298994428,14cyclictest0-21swapper/300:05:163
1529599448,22cyclictest0-21swapper/020:07:160
1529599447,18cyclictest0-21swapper/019:15:260
1529599447,17cyclictest0-21swapper/021:00:020
15295994412,14cyclictest0-21swapper/019:55:130
15298994328,12cyclictest0-21swapper/322:00:133
15298994328,12cyclictest0-21swapper/322:00:133
15298994327,14cyclictest0-21swapper/321:35:163
15298994327,13cyclictest0-21swapper/300:20:163
1529599439,15cyclictest0-21swapper/019:50:060
1529599436,17cyclictest0-21swapper/019:35:160
1529599435,17cyclictest0-21swapper/020:15:020
15298994228,12cyclictest0-21swapper/323:15:023
15298994228,12cyclictest0-21swapper/321:40:353
1529599428,32cyclictest0-21swapper/020:23:580
1529599426,17cyclictest0-21swapper/020:25:060
1529599425,21cyclictest0-21swapper/019:45:180
1529599425,11cyclictest0-21swapper/020:50:010
15295994210,30cyclictest0-21swapper/019:26:150
15295994210,17cyclictest0-21swapper/020:40:250
1529599415,15cyclictest0-21swapper/020:55:140
17972400,1sleep21710-21stress23:43:322
15298994026,12cyclictest0-21swapper/322:15:173
15298994024,14cyclictest0-21swapper/321:30:313
1529599405,19cyclictest0-21swapper/020:51:580
1529599405,16cyclictest0-21swapper/020:00:140
15298993924,13cyclictest0-21swapper/321:10:013
276762375,11sleep10-21swapper/120:53:581
22522375,12sleep10-21swapper/119:52:061
105792375,14sleep10-21swapper/120:10:361
296622365,11sleep20-21swapper/220:57:352
283302365,11sleep10-21swapper/119:36:391
262472354,11sleep20-21swapper/219:31:472
253672354,12sleep10-21swapper/120:46:201
15296993515,18cyclictest0-21swapper/121:20:031
304032345,11sleep10-21swapper/119:41:171
243682345,11sleep10-21swapper/119:29:451
234702345,9sleep20-21swapper/220:43:572
234492345,11sleep10-21swapper/120:43:391
23402345,11sleep20-21swapper/219:53:172
222542345,11sleep20-21swapper/219:24:292
221192345,9sleep10-21swapper/119:22:441
170672344,11sleep10-21swapper/119:11:291
15298993423,8cyclictest23239-21runrttasks20:40:573
296002335,14sleep10-21swapper/120:56:511
211802333,11sleep20-21swapper/220:36:272
211802333,11sleep20-21swapper/220:36:262
1529899338,23cyclictest0-21swapper/319:13:583
1529799335,26cyclictest0-21swapper/221:04:442
1529699335,26cyclictest0-21swapper/120:25:061
15296993315,16cyclictest0-21swapper/121:29:431
15296993315,15cyclictest0-21swapper/123:00:261
15296993314,17cyclictest0-21swapper/100:35:151
12802335,9sleep10-21swapper/121:05:331
326542325,11sleep20-21swapper/219:48:152
222982323,11sleep20-21swapper/219:25:022
1529899328,22cyclictest0-21swapper/320:00:483
15298993219,11cyclictest0-21swapper/320:16:273
1529799325,25cyclictest0-21swapper/220:53:132
15297993217,12cyclictest0-21swapper/222:32:162
15297993214,15cyclictest0-21swapper/221:30:292
15296993216,13cyclictest0-21swapper/122:18:281
15296993215,15cyclictest0-21swapper/122:20:091
15296993215,15cyclictest0-21swapper/122:00:451
15296993215,15cyclictest0-21swapper/122:00:451
15296993215,15cyclictest0-21swapper/100:25:311
15296993215,15cyclictest0-21swapper/100:25:311
15296993215,15cyclictest0-21swapper/100:15:251
15296993215,15cyclictest0-21swapper/100:10:321
15296993215,14cyclictest0-21swapper/122:10:191
15296993214,15cyclictest0-21swapper/121:50:241
15296993212,18cyclictest0-21swapper/121:45:131
87752315,10sleep20-21swapper/220:09:332
241122314,23sleep20-21swapper/223:20:062
196162314,11sleep10-21swapper/120:35:061
196162314,11sleep10-21swapper/120:35:061
192992313,12sleep10-21swapper/120:34:181
1529899318,11cyclictest0-21swapper/320:30:283
1529899317,22cyclictest0-21swapper/319:47:573
1529899317,22cyclictest0-21swapper/319:15:243
15298993116,13cyclictest0-21swapper/319:40:243
15298993112,7cyclictest0-21swapper/319:29:523
15298993111,12cyclictest0-21swapper/320:24:253
15297993117,12cyclictest0-21swapper/222:40:052
15297993117,12cyclictest0-21swapper/222:40:042
15297993116,14cyclictest0-21swapper/220:33:132
15297993116,12cyclictest0-21swapper/223:47:372
15297993116,12cyclictest0-21swapper/222:56:512
15297993116,12cyclictest0-21swapper/221:41:252
15297993116,12cyclictest0-21swapper/221:14:442
15297993116,12cyclictest0-21swapper/200:36:292
15297993114,15cyclictest0-21swapper/223:55:292
15297993114,14cyclictest0-21swapper/223:14:132
15297993112,17cyclictest0-21swapper/221:35:142
15297993110,18cyclictest0-21swapper/221:45:132
1529699319,19cyclictest0-21swapper/123:21:031
1529699315,24cyclictest0-21swapper/120:15:251
1529699315,24cyclictest0-21swapper/119:48:261
1529699315,20cyclictest0-21swapper/120:22:521
1529699315,20cyclictest0-21swapper/119:17:531
15296993116,13cyclictest0-21swapper/121:31:181
15296993115,14cyclictest0-21swapper/122:55:291
15296993115,14cyclictest0-21swapper/121:20:531
15296993115,14cyclictest0-21swapper/119:30:231
15296993115,13cyclictest0-21swapper/123:56:161
15296993114,14cyclictest0-21swapper/100:21:451
15296993112,17cyclictest0-21swapper/123:50:281
15296993112,16cyclictest0-21swapper/123:35:041
15296993110,15cyclictest0-21swapper/120:05:021
15296993110,15cyclictest0-21swapper/120:00:021
560223017,10sleep20-21swapper/221:16:172
169162303,11sleep20-21swapper/220:25:402
1529899308,20cyclictest0-21swapper/320:59:223
1529899308,20cyclictest0-21swapper/320:25:023
1529899308,20cyclictest0-21swapper/320:11:083
15298993018,9cyclictest27157-21df_inode19:35:123
15298993018,10cyclictest3837-21grep19:55:233
15298993018,10cyclictest1899-21runrttasks19:31:113
15298993014,13cyclictest0-21swapper/321:00:163
15297993016,12cyclictest0-21swapper/223:00:052
15297993016,12cyclictest0-21swapper/221:25:312
15297993015,12cyclictest0-21swapper/200:10:232
15297993013,14cyclictest0-21swapper/200:33:472
15297993011,17cyclictest0-21swapper/222:24:022
15297993010,18cyclictest0-21swapper/221:55:192
15297993010,18cyclictest0-21swapper/221:55:192
1529699308,20cyclictest0-21swapper/123:05:391
1529699308,20cyclictest0-21swapper/123:05:391
1529699305,23cyclictest0-21swapper/119:55:161
15296993016,12cyclictest0-21swapper/122:45:151
15296993016,12cyclictest0-21swapper/122:09:441
15296993016,12cyclictest0-21swapper/121:35:211
1529899299,18cyclictest0-21swapper/319:20:143
1529899298,19cyclictest0-21swapper/320:05:283
15298992924,3cyclictest1707-21stress22:45:163
15298992919,8cyclictest20803-21/usr/sbin/munin20:35:233
15298992919,8cyclictest20803-21/usr/sbin/munin20:35:223
15298992919,8cyclictest1899-21runrttasks19:51:193
1529799295,22cyclictest0-21swapper/220:46:542
15297992916,12cyclictest0-21swapper/219:35:332
15297992916,11cyclictest0-21swapper/221:50:562
15297992915,12cyclictest0-21swapper/222:35:152
15297992915,12cyclictest0-21swapper/222:35:152
15297992915,12cyclictest0-21swapper/222:05:172
15297992914,12cyclictest0-21swapper/223:35:242
15297992914,12cyclictest0-21swapper/222:10:282
15297992914,12cyclictest0-21swapper/200:00:172
15297992913,14cyclictest0-21swapper/222:52:542
15297992912,15cyclictest0-21swapper/221:05:122
15297992910,17cyclictest0-21swapper/220:20:182
1529699296,20cyclictest0-21swapper/123:45:241
1529699295,22cyclictest0-21swapper/121:02:171
15296992914,13cyclictest0-21swapper/122:50:301
15296992912,14cyclictest0-21swapper/122:35:301
15296992912,14cyclictest0-21swapper/122:35:291
15296992911,16cyclictest0-21swapper/100:06:051
1529899288,18cyclictest0-21swapper/320:50:173
15298992813,13cyclictest0-21swapper/320:45:123
1529799285,22cyclictest0-21swapper/219:12:142
15297992816,9cyclictest0-21swapper/222:15:202
15297992815,12cyclictest0-21swapper/220:00:532
15297992814,12cyclictest0-21swapper/223:15:172
15297992814,12cyclictest0-21swapper/200:05:052
15297992813,13cyclictest0-21swapper/223:30:462
15297992811,15cyclictest0-21swapper/223:50:112
1529699286,19cyclictest0-21swapper/122:40:361
1529699286,19cyclictest0-21swapper/122:40:361
15296992814,12cyclictest0-21swapper/123:10:191
15296992814,12cyclictest0-21swapper/100:00:241
1529799275,20cyclictest0-21swapper/219:15:202
15297992714,12cyclictest0-21swapper/220:17:042
15297992714,11cyclictest0-21swapper/223:25:092
15297992713,12cyclictest0-21swapper/222:45:572
15297992711,14cyclictest0-21swapper/219:40:182
1529699275,20cyclictest0-21swapper/121:10:161
15296992712,12cyclictest0-21swapper/121:40:301
15296992711,14cyclictest0-21swapper/122:25:131
15296992710,15cyclictest0-21swapper/100:30:281
1529799269,15cyclictest0-21swapper/219:55:162
1529799266,18cyclictest0-21swapper/200:15:122
15297992612,12cyclictest0-21swapper/222:25:192
15297992611,13cyclictest0-21swapper/200:25:022
1529699266,17cyclictest0-21swapper/123:25:191
15296992611,13cyclictest0-21swapper/123:30:191
1529799255,18cyclictest0-21swapper/220:10:202
1529799249,13cyclictest0-21swapper/200:25:122
1529799249,13cyclictest0-21swapper/200:25:112
1529799246,16cyclictest0-21swapper/222:00:282
1529799246,16cyclictest0-21swapper/222:00:272
15297992410,12cyclictest0-21swapper/221:20:132
15296992411,12cyclictest0-21swapper/123:15:271
15296992410,12cyclictest0-21swapper/122:30:161
15297992310,11cyclictest0-21swapper/223:05:182
15297992310,11cyclictest0-21swapper/223:05:172
1529699226,5cyclictest81rcu_preempt23:40:021
1529699216,13cyclictest0-21swapper/121:55:271
1529699216,13cyclictest0-21swapper/121:55:271
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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