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2026-06-27 - 17:58
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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 Sat Jun 27, 2026 12:45:44)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
13151211757,55sleep20-21swapper/207:06:062
13352211453,56sleep10-21swapper/107:08:301
13187211345,63sleep30-21swapper/307:06:323
13235211252,55sleep00-21swapper/007:07:080
13577996712,20cyclictest0-21swapper/110:35:321
1357799657,18cyclictest0-21swapper/112:05:321
1357799657,18cyclictest0-21swapper/112:05:311
1357799656,44cyclictest0-21swapper/110:45:011
1357799656,44cyclictest0-21swapper/109:37:471
1357799656,44cyclictest0-21swapper/109:37:471
13577996412,42cyclictest0-21swapper/111:14:491
13577996311,41cyclictest0-21swapper/111:58:001
1357799626,44cyclictest0-21swapper/110:51:311
1357799626,44cyclictest0-21swapper/110:51:311
1357799626,40cyclictest0-21swapper/110:55:331
1357799616,39cyclictest0-21swapper/112:21:311
1357799616,39cyclictest0-21swapper/111:25:171
1357799616,39cyclictest0-21swapper/111:25:171
1357799606,44cyclictest0-21swapper/110:30:191
1357799606,39cyclictest0-21swapper/111:55:021
1357799604,41cyclictest0-21swapper/109:31:441
1357799599,40cyclictest0-21swapper/110:09:471
1357799596,43cyclictest0-21swapper/112:10:321
1357799596,42cyclictest0-21swapper/109:50:271
1357799596,38cyclictest0-21swapper/111:39:291
1357799595,39cyclictest0-21swapper/110:27:291
1357799576,41cyclictest0-21swapper/110:20:141
1357799576,41cyclictest0-21swapper/110:20:131
1357799576,40cyclictest0-21swapper/112:29:321
1357799575,16cyclictest0-21swapper/112:35:261
1357799575,16cyclictest0-21swapper/112:35:261
1357799566,39cyclictest0-21swapper/112:30:291
1357799566,36cyclictest0-21swapper/111:45:311
13577995611,19cyclictest0-21swapper/109:55:281
13577995411,20cyclictest0-21swapper/109:44:321
161992530,1sleep22110-21stress12:10:112
13577995312,21cyclictest0-21swapper/111:05:151
13577995311,19cyclictest0-21swapper/111:30:201
13577995311,19cyclictest0-21swapper/111:30:201
1357799528,41cyclictest0-21swapper/110:18:421
1357799528,41cyclictest0-21swapper/110:18:421
13577995210,39cyclictest0-21swapper/110:10:231
13577995210,39cyclictest0-21swapper/110:10:231
1357799516,19cyclictest0-21swapper/109:25:291
13577995112,25cyclictest0-21swapper/111:20:351
13577995111,20cyclictest0-21swapper/111:05:011
1357799506,19cyclictest0-21swapper/110:00:321
1357799486,20cyclictest0-21swapper/111:15:051
1357799486,19cyclictest0-21swapper/110:45:181
1357799486,16cyclictest0-21swapper/111:40:271
1357799486,16cyclictest0-21swapper/111:40:271
13577994810,35cyclictest0-21swapper/109:45:071
13577994810,35cyclictest0-21swapper/109:45:061
13577994810,19cyclictest0-21swapper/112:02:531
13577994810,15cyclictest0-21swapper/107:10:071
13577994810,14cyclictest0-21swapper/109:05:491
1357799479,16cyclictest0-21swapper/107:20:521
1357799475,26cyclictest0-21swapper/107:34:051
1357799475,26cyclictest0-21swapper/107:34:041
223812460,1sleep22110-21stress12:24:242
1357799469,15cyclictest0-21swapper/112:15:181
1357799466,16cyclictest0-21swapper/109:10:301
1357799465,27cyclictest0-21swapper/108:25:141
1357799465,12cyclictest0-21swapper/108:20:221
13577994610,16cyclictest0-21swapper/107:40:041
13577994610,14cyclictest0-21swapper/108:50:311
1357799458,15cyclictest0-21swapper/108:31:001
1357799456,16cyclictest0-21swapper/109:15:121
1357799446,16cyclictest0-21swapper/107:35:021
1357799437,16cyclictest0-21swapper/108:10:051
1357799436,17cyclictest0-21swapper/108:05:111
1357799436,15cyclictest0-21swapper/109:20:151
1357799435,17cyclictest0-21swapper/108:00:021
1357799435,16cyclictest0-21swapper/108:41:321
1357799435,12cyclictest0-21swapper/108:46:241
1357799435,12cyclictest0-21swapper/107:26:041
1357799435,12cyclictest0-21swapper/107:18:041
1357799425,34cyclictest0-21swapper/107:50:151
1357799425,20cyclictest0-21swapper/107:55:161
1357799425,17cyclictest0-21swapper/107:45:221
1357799425,16cyclictest0-21swapper/108:55:211
1357799425,15cyclictest0-21swapper/108:15:061
1357799425,12cyclictest0-21swapper/108:37:341
40862410,1sleep02108-21stress09:12:210
1357799415,16cyclictest0-21swapper/109:00:201
1357699418,26cyclictest0-21swapper/007:12:300
13576994016,21cyclictest0-21swapper/009:16:380
13576994015,23cyclictest0-21swapper/012:15:590
9322395,15sleep00-21swapper/007:50:240
298252395,14sleep30-21swapper/308:57:523
13579993916,20cyclictest0-21swapper/310:11:443
13579993916,20cyclictest0-21swapper/310:11:443
13576993912,17cyclictest0-21swapper/009:50:060
13576993910,22cyclictest0-21swapper/008:40:240
145342385,12sleep20-21swapper/208:22:302
1357699388,20cyclictest0-21swapper/008:52:010
13576993814,21cyclictest0-21swapper/011:06:370
13576993813,22cyclictest0-21swapper/010:15:130
13576993813,22cyclictest0-21swapper/010:15:120
59592375,12sleep00-21swapper/008:04:110
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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