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2026-04-17 - 21:37
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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 100 highest latencies:
System rack7slot1.osadl.org (updated Fri Apr 17, 2026 12:45:36)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1431921280,1sleep210617-21stress10:31:232
1431921280,1sleep210617-21stress10:31:222
22807211754,23sleep10-21swapper/107:09:051
22838211652,58sleep00-21swapper/007:09:280
22593211551,59sleep20-21swapper/207:06:202
22703210751,51sleep30-21swapper/307:07:463
102232610,1sleep210615-21stress10:23:392
271352470,1sleep210615-21stress11:01:012
2299599475,30cyclictest0-21swapper/211:20:212
2299599457,27cyclictest0-21swapper/209:55:212
2299499459,26cyclictest0-21swapper/112:00:161
22995994425,16cyclictest0-21swapper/210:19:572
22993994411,30cyclictest0-21swapper/010:14:100
22995994326,14cyclictest0-21swapper/212:31:202
22995994220,19cyclictest0-21swapper/211:10:512
22995994125,13cyclictest0-21swapper/209:18:402
22995994124,14cyclictest0-21swapper/211:46:212
2299399415,25cyclictest0-21swapper/011:25:250
22993994111,27cyclictest0-21swapper/009:58:360
22993994110,28cyclictest0-21swapper/012:27:200
2299599406,26cyclictest0-21swapper/209:50:332
22995994023,14cyclictest0-21swapper/212:20:212
22995994023,14cyclictest0-21swapper/212:20:212
22995994022,16cyclictest0-21swapper/211:30:322
22994994014,23cyclictest0-21swapper/111:29:221
22993994010,21cyclictest0-21swapper/010:48:280
22995993919,17cyclictest0-21swapper/212:35:292
22995993919,17cyclictest0-21swapper/211:19:242
22994993914,11cyclictest0-21swapper/110:50:211
22993993916,17cyclictest0-21swapper/007:20:050
22996993815,20cyclictest0-21swapper/309:50:133
22995993818,17cyclictest0-21swapper/211:40:022
22995993818,17cyclictest0-21swapper/210:50:352
22995993818,17cyclictest0-21swapper/210:09:092
22995993818,17cyclictest0-21swapper/209:38:302
22994993813,23cyclictest0-21swapper/109:25:341
22994993813,23cyclictest0-21swapper/109:25:341
22993993816,17cyclictest0-21swapper/007:38:000
22993993811,24cyclictest0-21swapper/009:42:040
16282385,14sleep10-21swapper/108:46:531
16282385,14sleep10-21swapper/108:46:521
322652375,13sleep30-21swapper/307:29:313
232112375,13sleep10-21swapper/108:20:371
23082375,13sleep10-21swapper/107:35:071
22995993718,17cyclictest0-21swapper/210:10:102
22995993711,10cyclictest10617-21stress11:41:232
2299499378,26cyclictest0-21swapper/109:20:511
2299499378,26cyclictest0-21swapper/109:20:511
22993993713,22cyclictest0-21swapper/010:01:250
22993993713,22cyclictest0-21swapper/010:01:250
22993993711,23cyclictest0-21swapper/011:50:030
22993993711,23cyclictest0-21swapper/011:40:170
169742375,13sleep30-21swapper/308:08:213
83022365,12sleep30-21swapper/307:47:163
39362365,12sleep30-21swapper/308:53:163
297202365,10sleep30-21swapper/308:36:523
276772365,12sleep30-21swapper/308:32:553
253902365,12sleep30-21swapper/308:26:023
22996993616,17cyclictest0-21swapper/310:53:403
22996993616,17cyclictest0-21swapper/310:18:513
22996993616,17cyclictest0-21swapper/309:13:013
22996993610,23cyclictest0-21swapper/311:22:183
22995993626,8cyclictest10617-21stress11:05:122
22995993619,14cyclictest0-21swapper/210:40:022
22995993619,14cyclictest0-21swapper/210:40:022
22995993618,16cyclictest0-21swapper/211:25:162
22995993618,15cyclictest0-21swapper/209:10:232
22995993617,17cyclictest0-21swapper/209:50:022
22995993617,16cyclictest0-21swapper/212:10:172
22995993617,16cyclictest0-21swapper/212:05:332
22995993617,16cyclictest0-21swapper/210:55:232
22995993617,16cyclictest0-21swapper/210:25:102
22995993617,16cyclictest0-21swapper/209:40:142
22995993616,17cyclictest0-21swapper/209:30:152
22995993616,17cyclictest0-21swapper/209:20:192
22995993616,17cyclictest0-21swapper/209:20:182
22995993614,19cyclictest0-21swapper/212:25:302
2299499369,24cyclictest0-21swapper/111:05:021
2299499369,20cyclictest0-21swapper/108:38:001
22994993614,20cyclictest0-21swapper/110:43:291
22994993614,20cyclictest0-21swapper/110:36:341
22994993614,20cyclictest0-21swapper/110:36:341
22993993616,15cyclictest0-21swapper/007:25:300
22993993615,16cyclictest0-21swapper/008:15:060
22993993615,15cyclictest0-21swapper/007:55:290
22993993615,15cyclictest0-21swapper/007:13:590
22993993613,20cyclictest0-21swapper/009:50:480
126692365,12sleep30-21swapper/307:58:183
82422355,13sleep30-21swapper/309:03:193
22996993515,17cyclictest0-21swapper/309:38:243
22996993514,18cyclictest0-21swapper/309:47:573
22996993513,19cyclictest0-21swapper/311:02:293
22996993511,21cyclictest0-21swapper/309:56:593
22996993510,22cyclictest0-21swapper/310:20:233
22995993518,15cyclictest0-21swapper/210:40:262
22995993517,16cyclictest0-21swapper/211:50:282
2299499359,24cyclictest0-21swapper/110:48:161
2299499357,25cyclictest0-21swapper/111:50:021
22994993517,16cyclictest0-21swapper/111:10:021
22994993515,18cyclictest0-21swapper/112:30:211
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