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2025-11-23 - 16:07
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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 Sun Nov 23, 2025 12:45:42)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
24859211954,59sleep00-21swapper/007:07:370
24959211756,56sleep20-21swapper/207:08:482
24915210750,21sleep30-21swapper/307:08:173
2488628557,23sleep10-21swapper/107:07:551
25163994411,30cyclictest0-21swapper/011:56:530
282732430,1sleep328276-21cut10:55:213
25164994213,26cyclictest0-21swapper/110:54:251
25164994114,25cyclictest0-21swapper/110:22:141
25164994112,26cyclictest0-21swapper/109:16:091
25163994117,21cyclictest0-21swapper/011:10:130
25163994117,21cyclictest0-21swapper/011:10:130
25163994110,28cyclictest0-21swapper/010:45:220
25164994013,25cyclictest0-21swapper/111:54:061
25164994013,25cyclictest0-21swapper/111:54:061
2516399409,28cyclictest0-21swapper/010:29:480
2516399409,28cyclictest0-21swapper/010:29:480
2516399409,28cyclictest0-21swapper/009:38:050
25163994010,27cyclictest0-21swapper/011:17:390
25166993910,26cyclictest0-21swapper/310:34:463
25166993910,26cyclictest0-21swapper/310:34:463
25164993915,21cyclictest0-21swapper/111:30:561
25164993915,21cyclictest0-21swapper/110:40:301
25164993915,21cyclictest0-21swapper/110:40:301
2516399398,28cyclictest0-21swapper/009:31:550
2516399397,29cyclictest0-21swapper/011:40:270
25163993912,25cyclictest0-21swapper/012:26:160
25163993912,24cyclictest0-21swapper/012:30:090
25163993911,25cyclictest0-21swapper/012:20:130
25163993911,25cyclictest0-21swapper/012:20:120
84952385,16sleep20-21swapper/207:41:282
62762385,13sleep30-21swapper/307:36:203
25166993815,20cyclictest0-21swapper/309:54:393
25166993814,21cyclictest0-21swapper/309:45:263
25164993815,20cyclictest0-21swapper/109:47:321
25164993810,26cyclictest0-21swapper/112:31:331
2516399389,26cyclictest0-21swapper/011:20:400
25163993815,21cyclictest0-21swapper/010:06:280
25163993812,22cyclictest0-21swapper/012:18:010
195732385,13sleep30-21swapper/308:07:043
86492375,13sleep10-21swapper/107:43:281
70892375,12sleep20-21swapper/208:54:222
70472375,13sleep30-21swapper/308:53:553
40662375,13sleep20-21swapper/207:31:062
307642375,13sleep20-21swapper/208:34:292
305432375,13sleep10-21swapper/108:31:471
285542375,13sleep10-21swapper/108:28:421
269732375,13sleep10-21swapper/107:10:401
26442375,13sleep20-21swapper/208:43:562
26442375,13sleep20-21swapper/208:43:552
26132375,13sleep10-21swapper/108:43:301
26132375,13sleep10-21swapper/108:43:301
2516599376,17cyclictest0-21swapper/212:35:192
25165993711,23cyclictest0-21swapper/210:45:412
2516499379,25cyclictest0-21swapper/112:15:281
25164993716,19cyclictest0-21swapper/110:55:121
25164993715,19cyclictest0-21swapper/111:47:241
25164993715,19cyclictest0-21swapper/111:47:241
25164993715,15cyclictest0-21swapper/112:05:041
25164993715,14cyclictest0-21swapper/111:08:021
25164993714,17cyclictest0-21swapper/112:01:471
2516399379,25cyclictest0-21swapper/012:35:220
2516399379,25cyclictest0-21swapper/011:49:420
2516399379,25cyclictest0-21swapper/011:49:420
25163993716,18cyclictest0-21swapper/010:36:140
240692375,13sleep10-21swapper/108:18:001
218112375,13sleep10-21swapper/108:12:201
195382375,13sleep10-21swapper/108:06:371
172552375,13sleep30-21swapper/308:00:303
152462375,13sleep30-21swapper/307:57:533
129322375,13sleep10-21swapper/107:51:501
71212365,12sleep10-21swapper/108:54:411
62542365,13sleep10-21swapper/107:36:021
41942365,12sleep10-21swapper/107:32:411
37422365,14sleep10-21swapper/110:00:141
322892365,13sleep30-21swapper/307:22:533
299702365,13sleep30-21swapper/307:16:233
2516699369,24cyclictest0-21swapper/311:30:233
2516699369,24cyclictest0-21swapper/310:35:113
25166993615,19cyclictest0-21swapper/310:05:223
25166993610,23cyclictest0-21swapper/309:11:273
25164993615,19cyclictest0-21swapper/109:57:051
25164993614,20cyclictest0-21swapper/111:35:311
25164993611,23cyclictest0-21swapper/109:20:061
25164993610,24cyclictest0-21swapper/110:15:541
2516399369,24cyclictest0-21swapper/012:14:460
25163993615,19cyclictest0-21swapper/010:10:220
25163993615,18cyclictest0-21swapper/009:10:330
25163993613,21cyclictest0-21swapper/009:40:250
25163993611,22cyclictest0-21swapper/009:50:290
25163993610,23cyclictest0-21swapper/011:25:040
220112365,13sleep20-21swapper/208:14:362
194712365,13sleep00-21swapper/008:05:480
122522365,14sleep10-21swapper/109:05:151
107112365,13sleep00-21swapper/007:46:270
4532355,10sleep30-21swapper/308:39:033
4532355,10sleep30-21swapper/308:39:033
3632355,12sleep20-21swapper/208:37:582
3632355,12sleep20-21swapper/208:37:582
324332355,12sleep10-21swapper/107:24:351
270892355,12sleep20-21swapper/207:12:102
25166993513,20cyclictest0-21swapper/310:03:293
25166993512,20cyclictest0-21swapper/309:30:213
25166993511,21cyclictest0-21swapper/312:04:543
25166993511,21cyclictest0-21swapper/311:00:313
25166993510,22cyclictest0-21swapper/309:25:243
25166993510,22cyclictest0-21swapper/309:25:243
2516599358,25cyclictest0-21swapper/209:06:112
25164993515,18cyclictest0-21swapper/110:30:321
25164993515,18cyclictest0-21swapper/110:30:321
25164993512,21cyclictest0-21swapper/111:55:231
25164993512,21cyclictest0-21swapper/111:25:321
2516399356,26cyclictest0-21swapper/009:20:200
25163993511,21cyclictest0-21swapper/012:00:020
25163993511,21cyclictest0-21swapper/011:00:220
25163993510,22cyclictest0-21swapper/011:30:160
85082345,13sleep00-21swapper/007:41:380
300192345,10sleep00-21swapper/007:17:010
285402345,10sleep20-21swapper/208:28:312
272522345,10sleep30-21swapper/307:14:103
25166993411,20cyclictest0-21swapper/310:25:233
25166993411,20cyclictest0-21swapper/310:25:223
25166993411,20cyclictest0-21swapper/310:20:203
25166993411,20cyclictest0-21swapper/310:15:273
2516599348,24cyclictest0-21swapper/209:03:322
25165993419,14cyclictest0-21swapper/208:55:112
25165993416,15cyclictest0-21swapper/211:41:062
25165993416,15cyclictest0-21swapper/210:10:372
25165993415,16cyclictest0-21swapper/211:26:582
25165993411,20cyclictest0-21swapper/212:30:242
25165993411,20cyclictest0-21swapper/211:55:502
25165993411,20cyclictest0-21swapper/209:40:392
2516499348,14cyclictest0-21swapper/110:25:081
2516499348,14cyclictest0-21swapper/110:25:071
2516499346,25cyclictest0-21swapper/110:05:051
2516499346,22cyclictest0-21swapper/108:04:341
2516499345,22cyclictest0-21swapper/107:19:431
25164993413,18cyclictest0-21swapper/112:20:221
25164993413,18cyclictest0-21swapper/112:20:221
25164993413,18cyclictest0-21swapper/109:35:271
25164993412,19cyclictest0-21swapper/112:40:011
25164993410,22cyclictest0-21swapper/110:38:481
2516399349,22cyclictest0-21swapper/010:50:160
25163993416,15cyclictest0-21swapper/011:35:530
25163993413,18cyclictest0-21swapper/010:55:300
25163993411,20cyclictest0-21swapper/009:45:200
245252345,12sleep20-21swapper/208:20:102
129142345,12sleep30-21swapper/307:51:353
49352335,13sleep30-21swapper/308:49:583
327622335,10sleep10-21swapper/108:37:051
327622335,10sleep10-21swapper/108:37:051
299082335,10sleep20-21swapper/207:15:382
289442335,10sleep00-21swapper/008:30:100
262582335,10sleep10-21swapper/108:22:531
2516699339,21cyclictest0-21swapper/311:10:173
2516699339,21cyclictest0-21swapper/311:10:163
2516699339,21cyclictest0-21swapper/309:40:343
2516699338,22cyclictest0-21swapper/312:25:133
25166993315,15cyclictest0-21swapper/312:35:083
25166993314,16cyclictest0-21swapper/309:22:543
25166993312,18cyclictest0-21swapper/311:15:293
2516599338,23cyclictest0-21swapper/208:15:322
2516599338,23cyclictest0-21swapper/207:39:512
25165993315,15cyclictest0-21swapper/211:48:592
25165993315,15cyclictest0-21swapper/211:48:592
25165993314,16cyclictest0-21swapper/212:20:012
25165993314,15cyclictest0-21swapper/211:39:362
25165993310,20cyclictest0-21swapper/211:02:472
2516399338,22cyclictest0-21swapper/010:30:140
2516399338,22cyclictest0-21swapper/010:30:140
25163993316,15cyclictest0-21swapper/011:05:390
25163993311,19cyclictest0-21swapper/010:15:200
25122335,10sleep30-21swapper/308:42:123
25122335,10sleep30-21swapper/308:42:123
25166993214,15cyclictest0-21swapper/312:05:363
25166993212,17cyclictest0-21swapper/312:20:293
25166993212,17cyclictest0-21swapper/312:20:293
25166993212,17cyclictest0-21swapper/310:45:273
25166993211,18cyclictest0-21swapper/311:45:313
25166993211,18cyclictest0-21swapper/311:45:303
25166993211,18cyclictest0-21swapper/311:07:323
25166993211,18cyclictest0-21swapper/310:00:013
25166993211,18cyclictest0-21swapper/309:19:033
25166993210,19cyclictest0-21swapper/310:40:213
25166993210,19cyclictest0-21swapper/310:40:213
2516599329,20cyclictest0-21swapper/211:50:162
2516599329,20cyclictest0-21swapper/211:50:152
2516599329,20cyclictest0-21swapper/211:20:352
2516599328,22cyclictest0-21swapper/208:00:512
2516599328,21cyclictest0-21swapper/209:26:232
2516599328,21cyclictest0-21swapper/209:26:222
2516599328,11cyclictest0-21swapper/207:46:012
25165993217,12cyclictest0-21swapper/210:30:142
25165993217,12cyclictest0-21swapper/210:30:132
25165993216,13cyclictest0-21swapper/212:05:512
25165993214,15cyclictest0-21swapper/210:00:272
25165993211,18cyclictest0-21swapper/211:16:392
25165993210,19cyclictest0-21swapper/210:15:192
2516499325,25cyclictest0-21swapper/108:49:331
2516499325,25cyclictest0-21swapper/107:47:141
25164993216,14cyclictest0-21swapper/111:15:191
25164993215,15cyclictest0-21swapper/112:25:191
25164993212,18cyclictest0-21swapper/110:49:211
2516399325,25cyclictest0-21swapper/008:59:320
2516399325,25cyclictest0-21swapper/008:41:430
2516399325,25cyclictest0-21swapper/008:41:420
2516399325,25cyclictest0-21swapper/007:52:020
2516399325,25cyclictest0-21swapper/007:10:120
2516399325,24cyclictest0-21swapper/007:35:230
25163993215,15cyclictest0-21swapper/010:40:150
25163993215,15cyclictest0-21swapper/010:40:150
25163993214,15cyclictest0-21swapper/012:10:020
25163993214,15cyclictest0-21swapper/009:55:110
25163993211,19cyclictest0-21swapper/007:25:260
25163993211,18cyclictest0-21swapper/011:50:230
25163993211,18cyclictest0-21swapper/011:50:220
25163993210,19cyclictest0-21swapper/009:10:010
2516699315,24cyclictest0-21swapper/311:20:213
2516699315,24cyclictest0-21swapper/310:12:293
25166993115,13cyclictest0-21swapper/310:50:173
25166993111,16cyclictest0-21swapper/311:30:033
25166993110,18cyclictest0-21swapper/311:50:243
25166993110,18cyclictest0-21swapper/311:50:243
25165993119,11cyclictest0-21swapper/208:08:122
25165993116,12cyclictest0-21swapper/209:49:332
25165993115,14cyclictest0-21swapper/208:45:162
25165993115,13cyclictest0-21swapper/209:35:462
25165993114,15cyclictest0-21swapper/210:50:322
25165993114,14cyclictest0-21swapper/209:10:312
25165993113,15cyclictest0-21swapper/210:05:122
2516499315,24cyclictest0-21swapper/108:55:131
2516499315,24cyclictest0-21swapper/107:55:331
2516499315,24cyclictest0-21swapper/107:27:241
2516499315,20cyclictest0-21swapper/109:03:461
25164993114,15cyclictest0-21swapper/112:10:281
25164993114,14cyclictest0-21swapper/111:40:171
2516399315,24cyclictest0-21swapper/008:50:020
2516399315,24cyclictest0-21swapper/008:26:520
2516399315,24cyclictest0-21swapper/007:56:020
25163993117,12cyclictest0-21swapper/008:35:370
25163993117,12cyclictest0-21swapper/008:35:370
25163993116,14cyclictest0-21swapper/008:04:420
25163993116,13cyclictest0-21swapper/008:11:420
25163993115,14cyclictest0-21swapper/009:25:290
25163993115,14cyclictest0-21swapper/009:25:290
25163993111,17cyclictest0-21swapper/010:20:210
25163993111,17cyclictest0-21swapper/010:00:270
25166993015,12cyclictest0-21swapper/312:10:193
25166993015,12cyclictest0-21swapper/309:35:183
2516599308,20cyclictest0-21swapper/207:27:312
2516599305,23cyclictest0-21swapper/207:50:512
25165993015,13cyclictest0-21swapper/209:50:392
25165993015,12cyclictest0-21swapper/209:20:382
25165993014,14cyclictest0-21swapper/211:05:562
25165993013,14cyclictest0-21swapper/212:25:242
25165993013,14cyclictest0-21swapper/211:30:152
25165993012,15cyclictest0-21swapper/210:55:292
25165993011,16cyclictest0-21swapper/211:11:522
25165993011,16cyclictest0-21swapper/211:11:522
25164993014,14cyclictest0-21swapper/109:40:151
25164993013,15cyclictest0-21swapper/111:00:111
25164993013,14cyclictest0-21swapper/111:20:191
2516399305,22cyclictest0-21swapper/008:45:230
2516399303,25cyclictest0-21swapper/008:20:330
25163993016,13cyclictest0-21swapper/007:20:220
2516699295,22cyclictest0-21swapper/309:03:163
25166992915,13cyclictest0-21swapper/307:48:163
25166992912,14cyclictest0-21swapper/307:25:213
2516599295,22cyclictest0-21swapper/207:23:512
2516599295,21cyclictest0-21swapper/212:00:252
25165992915,12cyclictest0-21swapper/209:30:182
25165992911,15cyclictest0-21swapper/210:25:202
25165992911,15cyclictest0-21swapper/210:25:202
25165992910,16cyclictest0-21swapper/212:20:152
25165992910,16cyclictest0-21swapper/212:20:152
2516399295,22cyclictest0-21swapper/009:01:130
25163992915,13cyclictest0-21swapper/008:15:120
25163992914,13cyclictest0-21swapper/007:30:160
2516699285,21cyclictest0-21swapper/308:15:163
2516699285,21cyclictest0-21swapper/308:10:133
25166992816,11cyclictest0-21swapper/308:58:593
25166992816,11cyclictest0-21swapper/307:40:073
25166992812,14cyclictest0-21swapper/307:30:193
2516599286,19cyclictest0-21swapper/212:10:212
25165992814,12cyclictest0-21swapper/210:40:142
25165992814,12cyclictest0-21swapper/210:40:142
25164992813,13cyclictest0-21swapper/109:50:211
2516699275,20cyclictest0-21swapper/308:33:193
2516699275,20cyclictest0-21swapper/308:26:263
2516699275,10cyclictest0-21swapper/308:20:363
25166992713,12cyclictest0-21swapper/311:40:273
2516599278,17cyclictest0-21swapper/210:35:282
25165992714,11cyclictest0-21swapper/209:15:032
2516699265,19cyclictest0-21swapper/309:07:363
25166992612,12cyclictest0-21swapper/312:15:293
2516599268,16cyclictest0-21swapper/207:55:092
2516699249,13cyclictest0-21swapper/312:35:013
220172242,3sleep313854-21stress11:55:173
2516599236,15cyclictest0-21swapper/210:20:292
25165992310,11cyclictest0-21swapper/209:55:302
2516499227,13cyclictest0-21swapper/110:10:201
2516499225,15cyclictest0-21swapper/111:10:331
2516499225,15cyclictest0-21swapper/111:10:321
25164992117,3cyclictest13854-21stress09:25:461
25164992117,3cyclictest13854-21stress09:25:461
2516399216,13cyclictest0-21swapper/009:15:230
246392212,3sleep113854-21stress09:33:151
2516499201,6cyclictest13851-21stress09:14:401
2516699173,5cyclictest12777-21/usr/sbin/munin11:35:233
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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