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2026-03-13 - 17:59
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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 792 highest latencies:
System rack7slot1.osadl.org (updated Fri Mar 13, 2026 12:45:39)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2370921380,1sleep15672-21stress12:24:431
2370921380,1sleep15672-21stress12:24:431
18211211858,20sleep20-21swapper/207:06:532
18097211452,57sleep00-21swapper/007:05:270
18442210849,54sleep30-21swapper/307:09:523
1812928456,23sleep10-21swapper/107:05:521
18553994510,20cyclictest0-21swapper/012:25:250
14742440,1sleep15674-21stress10:15:151
18553994116,22cyclictest0-21swapper/010:22:570
18553994112,26cyclictest0-21swapper/012:21:420
18553994112,26cyclictest0-21swapper/012:21:410
154092413,22sleep115447-21processes09:30:281
18555994010,27cyclictest0-21swapper/209:56:042
18555994010,27cyclictest0-21swapper/209:56:042
18553994010,27cyclictest0-21swapper/010:38:150
18553994010,27cyclictest0-21swapper/010:38:140
232882395,13sleep30-21swapper/307:17:093
1855599398,28cyclictest0-21swapper/211:30:242
1855599397,29cyclictest0-21swapper/209:16:432
18555993916,20cyclictest0-21swapper/209:45:162
18555993912,24cyclictest0-21swapper/209:20:462
18554993914,22cyclictest0-21swapper/111:00:291
1855399399,27cyclictest0-21swapper/011:20:340
18553993916,20cyclictest0-21swapper/012:03:400
59002385,13sleep30-21swapper/307:53:253
57232385,13sleep20-21swapper/207:51:172
33062385,13sleep30-21swapper/309:03:123
186152385,13sleep20-21swapper/208:22:172
18556993810,25cyclictest0-21swapper/312:19:273
18556993810,25cyclictest0-21swapper/312:19:273
1855599389,26cyclictest0-21swapper/210:56:402
1855399389,26cyclictest0-21swapper/011:05:100
1855399389,26cyclictest0-21swapper/011:05:100
1855399389,21cyclictest0-21swapper/009:01:270
18553993816,19cyclictest0-21swapper/009:43:110
18553993812,23cyclictest0-21swapper/012:14:470
18553993810,25cyclictest0-21swapper/010:40:030
18553993810,23cyclictest0-21swapper/007:41:260
141752385,13sleep10-21swapper/108:10:251
52612375,13sleep20-21swapper/209:05:542
294472375,12sleep30-21swapper/308:49:523
253122375,13sleep30-21swapper/307:20:493
18556993711,23cyclictest0-21swapper/311:43:563
18555993715,19cyclictest0-21swapper/211:50:302
1855399378,19cyclictest0-21swapper/007:11:260
18553993714,20cyclictest0-21swapper/012:18:270
18553993714,20cyclictest0-21swapper/012:18:260
18553993714,20cyclictest0-21swapper/011:15:100
18553993711,19cyclictest0-21swapper/008:15:160
167072375,13sleep30-21swapper/308:19:563
15512375,13sleep20-21swapper/207:43:032
54132365,13sleep10-21swapper/109:07:511
273132365,12sleep30-21swapper/308:44:393
273132365,12sleep30-21swapper/308:44:383
255432365,13sleep10-21swapper/107:23:411
249482365,13sleep00-21swapper/008:36:290
209042365,13sleep10-21swapper/108:29:211
205242365,13sleep10-21swapper/107:13:551
187432365,13sleep10-21swapper/108:23:551
1855699368,25cyclictest0-21swapper/310:32:053
1855599369,24cyclictest0-21swapper/209:50:022
1855599367,26cyclictest0-21swapper/212:10:272
1855599367,26cyclictest0-21swapper/211:39:092
18555993618,16cyclictest0-21swapper/212:09:312
18555993613,21cyclictest0-21swapper/210:15:012
18555993613,20cyclictest0-21swapper/209:25:222
18555993613,20cyclictest0-21swapper/209:25:222
18555993612,21cyclictest0-21swapper/211:46:032
18554993615,18cyclictest0-21swapper/111:30:471
18554993611,13cyclictest0-21swapper/110:39:281
18554993611,13cyclictest0-21swapper/110:39:271
1855399366,20cyclictest0-21swapper/008:24:040
18553993616,18cyclictest0-21swapper/010:15:110
18553993613,20cyclictest0-21swapper/009:35:530
18553993612,22cyclictest0-21swapper/010:52:360
18553993610,19cyclictest0-21swapper/007:25:370
18553993610,15cyclictest0-21swapper/011:25:180
18553993610,15cyclictest0-21swapper/009:25:250
18553993610,15cyclictest0-21swapper/009:25:250
185242365,12sleep30-21swapper/308:21:083
122402365,13sleep00-21swapper/008:07:420
10062365,12sleep30-21swapper/308:56:413
37642355,10sleep20-21swapper/207:48:322
301582355,13sleep10-21swapper/107:35:121
272402355,12sleep10-21swapper/108:43:441
272402355,12sleep10-21swapper/108:43:441
235012355,12sleep10-21swapper/107:19:521
212272355,10sleep20-21swapper/208:30:012
18555993514,19cyclictest0-21swapper/212:25:182
18555993514,19cyclictest0-21swapper/209:10:322
18555993513,19cyclictest0-21swapper/211:20:242
18555993513,19cyclictest0-21swapper/210:40:112
1855499359,23cyclictest0-21swapper/110:59:571
1855499356,18cyclictest0-21swapper/109:30:011
1855499356,18cyclictest0-21swapper/109:30:001
18554993510,22cyclictest0-21swapper/109:18:561
1855399359,16cyclictest0-21swapper/010:45:320
1855399359,16cyclictest0-21swapper/008:00:030
1855399357,20cyclictest0-21swapper/007:49:280
1855399357,19cyclictest0-21swapper/008:40:160
1855399357,19cyclictest0-21swapper/008:40:160
1855399357,19cyclictest0-21swapper/007:55:160
1855399355,21cyclictest0-21swapper/009:05:320
1855399355,19cyclictest0-21swapper/007:15:150
18553993516,16cyclictest0-21swapper/010:05:220
18553993515,17cyclictest0-21swapper/011:51:410
18553993512,21cyclictest0-21swapper/011:45:260
18553993512,20cyclictest0-21swapper/009:55:190
18553993512,20cyclictest0-21swapper/009:55:180
102742355,12sleep10-21swapper/108:04:431
313402345,10sleep20-21swapper/208:51:562
293662345,12sleep10-21swapper/108:48:541
1855699349,22cyclictest0-21swapper/312:25:053
18556993415,16cyclictest0-21swapper/312:34:343
18556993410,21cyclictest0-21swapper/311:24:323
18556993410,21cyclictest0-21swapper/310:15:523
1855599349,22cyclictest0-21swapper/211:10:272
1855599349,22cyclictest0-21swapper/211:10:262
18555993413,18cyclictest0-21swapper/212:00:282
18555993412,20cyclictest0-21swapper/212:30:122
18554993411,20cyclictest0-21swapper/110:50:301
1855399347,19cyclictest0-21swapper/008:34:190
1855399346,19cyclictest0-21swapper/008:10:040
1855399346,17cyclictest0-21swapper/008:55:060
1855399345,21cyclictest0-21swapper/008:50:220
1855399345,19cyclictest0-21swapper/007:35:170
18553993415,16cyclictest0-21swapper/011:55:150
18553993414,17cyclictest0-21swapper/010:14:060
18553993414,17cyclictest0-21swapper/009:45:140
18553993413,19cyclictest0-21swapper/011:15:000
18553993413,19cyclictest0-21swapper/011:15:000
18553993410,21cyclictest0-21swapper/010:30:210
112472343,15sleep15674-21stress09:20:301
315442335,10sleep10-21swapper/108:54:311
291772335,10sleep20-21swapper/208:46:262
18556993315,15cyclictest0-21swapper/310:26:213
18556993312,18cyclictest0-21swapper/312:10:153
18556993311,19cyclictest0-21swapper/311:35:233
18556993310,20cyclictest0-21swapper/311:26:583
1855599336,24cyclictest0-21swapper/210:30:162
18555993311,19cyclictest0-21swapper/211:40:132
18555993311,19cyclictest0-21swapper/209:43:472
1855499336,25cyclictest0-21swapper/112:35:141
18554993315,15cyclictest0-21swapper/111:35:261
1855399339,21cyclictest0-21swapper/012:35:140
1855399338,22cyclictest0-21swapper/010:55:040
1855399336,14cyclictest0-21swapper/007:52:000
1855399335,20cyclictest0-21swapper/008:29:500
1855399334,19cyclictest0-21swapper/007:30:040
18553993315,16cyclictest0-21swapper/009:20:190
18553993313,18cyclictest0-21swapper/010:00:030
18553993313,18cyclictest0-21swapper/010:00:030
18553993313,17cyclictest0-21swapper/012:06:040
18553993312,18cyclictest0-21swapper/009:34:560
18553993311,20cyclictest0-21swapper/007:20:150
276832324,10sleep10-21swapper/107:28:571
1855699328,21cyclictest0-21swapper/309:25:593
1855699328,21cyclictest0-21swapper/309:25:583
1855699328,21cyclictest0-21swapper/309:14:473
1855699327,22cyclictest0-21swapper/310:49:073
18556993214,15cyclictest0-21swapper/309:54:003
18556993210,19cyclictest0-21swapper/310:05:053
1855599329,20cyclictest0-21swapper/209:30:212
1855599328,21cyclictest0-21swapper/211:00:032
1855599327,22cyclictest0-21swapper/210:50:272
1855599326,24cyclictest0-21swapper/212:15:282
1855599326,24cyclictest0-21swapper/212:15:272
1855599326,23cyclictest0-21swapper/210:25:032
1855599325,25cyclictest0-21swapper/208:35:032
1855599325,25cyclictest0-21swapper/208:15:162
1855599325,25cyclictest0-21swapper/207:25:322
18555993217,14cyclictest0-21swapper/208:29:232
18555993214,15cyclictest0-21swapper/210:35:262
18555993214,15cyclictest0-21swapper/210:35:262
1855499328,22cyclictest0-21swapper/107:45:411
18554993219,12cyclictest0-21swapper/108:08:521
18554993219,12cyclictest0-21swapper/107:43:421
18554993215,14cyclictest0-21swapper/112:15:171
18554993215,14cyclictest0-21swapper/112:15:171
18554993215,14cyclictest0-21swapper/111:15:151
18554993214,15cyclictest0-21swapper/111:55:191
18554993214,15cyclictest0-21swapper/111:45:251
18554993211,19cyclictest0-21swapper/110:05:181
18554993210,19cyclictest0-21swapper/112:01:571
1855399328,12cyclictest0-21swapper/012:30:300
1855399326,23cyclictest0-21swapper/009:50:300
1855399325,16cyclictest0-21swapper/008:46:330
18553993215,15cyclictest0-21swapper/009:10:100
18553993214,16cyclictest0-21swapper/011:05:030
1855699318,20cyclictest0-21swapper/311:55:043
18556993114,15cyclictest0-21swapper/310:35:033
18556993114,15cyclictest0-21swapper/310:35:023
18556993113,16cyclictest0-21swapper/311:19:003
18556993113,15cyclictest0-21swapper/312:35:053
18556993110,18cyclictest0-21swapper/311:09:123
18556993110,18cyclictest0-21swapper/311:09:123
1855599319,19cyclictest0-21swapper/211:27:492
1855599315,24cyclictest0-21swapper/208:13:332
1855599315,24cyclictest0-21swapper/207:31:032
1855599314,25cyclictest0-21swapper/208:00:222
18555993114,15cyclictest0-21swapper/210:15:102
1855499318,21cyclictest0-21swapper/107:51:011
18554993118,12cyclictest0-21swapper/108:32:521
18554993111,17cyclictest0-21swapper/109:48:241
18554993110,18cyclictest0-21swapper/112:05:081
18554993110,18cyclictest0-21swapper/111:40:191
18554993110,18cyclictest0-21swapper/109:57:371
18554993110,18cyclictest0-21swapper/109:57:361
18554993110,18cyclictest0-21swapper/109:50:081
18553993117,12cyclictest0-21swapper/011:35:010
18553993112,16cyclictest0-21swapper/010:25:250
1855699309,18cyclictest0-21swapper/309:30:063
1855699308,19cyclictest0-21swapper/310:55:283
1855699307,21cyclictest0-21swapper/309:15:033
18556993015,13cyclictest0-21swapper/310:01:153
18556993015,13cyclictest0-21swapper/310:01:153
18556993014,14cyclictest0-21swapper/311:45:133
18556993013,15cyclictest0-21swapper/310:40:253
18556993013,15cyclictest0-21swapper/309:35:253
18556993011,16cyclictest0-21swapper/311:10:463
18556993011,16cyclictest0-21swapper/311:10:463
18556993011,16cyclictest0-21swapper/311:00:123
18556993010,17cyclictest0-21swapper/312:00:143
1855599309,19cyclictest0-21swapper/212:35:122
1855599308,20cyclictest0-21swapper/211:55:322
1855599305,23cyclictest0-21swapper/208:43:422
1855599305,23cyclictest0-21swapper/208:43:422
1855599304,24cyclictest0-21swapper/207:22:232
1855599303,25cyclictest0-21swapper/207:56:022
1855599303,25cyclictest0-21swapper/207:16:022
18555993010,17cyclictest0-21swapper/211:10:032
18555993010,17cyclictest0-21swapper/211:10:022
1855499309,18cyclictest0-21swapper/111:50:291
1855499308,20cyclictest0-21swapper/108:57:181
1855499308,16cyclictest0-21swapper/108:35:321
1855499305,14cyclictest0-21swapper/109:05:001
18554993016,13cyclictest0-21swapper/108:15:211
18554993013,15cyclictest0-21swapper/110:30:311
18554993013,14cyclictest0-21swapper/112:25:211
18554993012,15cyclictest0-21swapper/110:45:181
18554993010,17cyclictest0-21swapper/112:10:201
18554993010,17cyclictest0-21swapper/110:10:171
18553993013,14cyclictest0-21swapper/011:40:310
18553993012,16cyclictest0-21swapper/011:35:170
1855699299,17cyclictest0-21swapper/312:05:223
1855699295,22cyclictest0-21swapper/309:05:423
1855699295,22cyclictest0-21swapper/308:14:463
1855699295,22cyclictest0-21swapper/307:56:363
1855699294,23cyclictest0-21swapper/307:25:313
1855699293,24cyclictest0-21swapper/307:40:323
18556992915,12cyclictest0-21swapper/310:20:033
18556992913,14cyclictest0-21swapper/307:10:203
18556992912,15cyclictest0-21swapper/311:30:033
1855599295,22cyclictest0-21swapper/208:58:322
18555992915,12cyclictest0-21swapper/211:15:172
18555992915,12cyclictest0-21swapper/210:00:092
18555992915,12cyclictest0-21swapper/210:00:092
18555992914,14cyclictest0-21swapper/208:08:422
18555992914,13cyclictest0-21swapper/212:20:232
18555992914,13cyclictest0-21swapper/212:20:222
18555992912,15cyclictest0-21swapper/209:36:192
1855499296,20cyclictest0-21swapper/109:35:261
18554992915,12cyclictest0-21swapper/110:00:181
18554992915,12cyclictest0-21swapper/110:00:171
18554992912,14cyclictest0-21swapper/112:30:291
18554992912,14cyclictest0-21swapper/111:20:231
18554992912,14cyclictest0-21swapper/111:05:171
18554992912,14cyclictest0-21swapper/111:05:161
18554992912,14cyclictest0-21swapper/109:40:221
1855699289,16cyclictest0-21swapper/310:10:513
1855699285,11cyclictest0-21swapper/308:37:573
1855699285,11cyclictest0-21swapper/307:48:053
18556992816,11cyclictest0-21swapper/308:29:233
18556992816,11cyclictest0-21swapper/308:05:463
18556992815,11cyclictest0-21swapper/311:53:303
18556992815,11cyclictest0-21swapper/307:35:523
18556992813,14cyclictest0-21swapper/308:51:073
18556992813,13cyclictest0-21swapper/309:20:283
18556992812,14cyclictest0-21swapper/310:50:153
18556992811,14cyclictest0-21swapper/309:40:253
18556992810,15cyclictest0-21swapper/312:25:023
18556992810,15cyclictest0-21swapper/312:25:023
1855599285,21cyclictest0-21swapper/207:12:022
1855599284,22cyclictest0-21swapper/209:03:022
1855599283,23cyclictest0-21swapper/207:35:112
18555992811,14cyclictest0-21swapper/210:45:262
18555992811,14cyclictest0-21swapper/210:10:002
1855499288,17cyclictest0-21swapper/110:25:051
1855499285,21cyclictest0-21swapper/110:21:271
1855699274,21cyclictest0-21swapper/308:30:373
1855699274,21cyclictest0-21swapper/307:31:033
18555992710,15cyclictest0-21swapper/210:25:022
1855499275,20cyclictest0-21swapper/107:55:161
18554992713,12cyclictest0-21swapper/109:10:201
18554992712,13cyclictest0-21swapper/111:25:321
1855699263,21cyclictest0-21swapper/308:01:363
18556992612,12cyclictest0-21swapper/309:55:273
18556992612,12cyclictest0-21swapper/309:55:273
1855499268,17cyclictest0-21swapper/107:30:051
18554992612,12cyclictest0-21swapper/110:40:091
1855499256,14cyclictest14450irq/38-xhci_hcd11:10:321
1855499256,14cyclictest14450irq/38-xhci_hcd11:10:321
1855399236,15cyclictest0-21swapper/009:15:350
18556992117,3cyclictest5673-21stress09:45:223
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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