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2026-05-31 - 19:35
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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 Sun May 31, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
10680211855,23sleep20-21swapper/207:08:592
2294421130,1sleep131397-21stress11:19:551
10734211252,55sleep00-21swapper/007:09:370
889328440,41sleep30-21swapper/307:05:053
1051728453,26sleep10-21swapper/107:06:561
14602740,1sleep01461-21latency_hist10:30:020
14602740,1sleep01461-21latency_hist10:30:020
1086399657,40cyclictest0-21swapper/111:30:161
10863996410,43cyclictest0-21swapper/111:05:261
10863996410,43cyclictest0-21swapper/111:05:251
10863996410,39cyclictest0-21swapper/112:00:011
1086399597,42cyclictest0-21swapper/110:48:481
10863995410,41cyclictest0-21swapper/111:10:291
10863995311,39cyclictest0-21swapper/110:54:351
10863995311,20cyclictest0-21swapper/110:20:151
10863995310,21cyclictest0-21swapper/111:35:231
1086399526,22cyclictest0-21swapper/112:29:231
10863995212,20cyclictest0-21swapper/111:28:041
10863995211,21cyclictest0-21swapper/110:35:311
10863995211,20cyclictest0-21swapper/111:24:061
10863995210,39cyclictest0-21swapper/112:30:231
10863995210,21cyclictest0-21swapper/110:42:451
1086399516,42cyclictest0-21swapper/112:10:331
1086399516,42cyclictest0-21swapper/110:15:241
10863995111,20cyclictest0-21swapper/110:29:591
10863995111,20cyclictest0-21swapper/110:29:591
1086399507,19cyclictest0-21swapper/111:45:161
10863995010,38cyclictest0-21swapper/110:55:171
10863995010,19cyclictest0-21swapper/109:51:551
10863995010,19cyclictest0-21swapper/109:51:551
1086399497,39cyclictest0-21swapper/112:35:191
1086399496,22cyclictest0-21swapper/109:20:241
1086399496,22cyclictest0-21swapper/109:20:241
1086399496,19cyclictest0-21swapper/110:30:221
1086399496,19cyclictest0-21swapper/110:30:211
1086399496,18cyclictest0-21swapper/110:05:191
1086399496,18cyclictest0-21swapper/110:05:191
1086399496,18cyclictest0-21swapper/109:45:131
1086399496,17cyclictest0-21swapper/109:30:231
10863994911,16cyclictest0-21swapper/107:23:401
10863994910,20cyclictest0-21swapper/111:04:341
10863994910,19cyclictest0-21swapper/110:03:531
1086399486,19cyclictest0-21swapper/109:45:021
1086399486,19cyclictest0-21swapper/109:35:211
1086399486,19cyclictest0-21swapper/109:25:131
1086399486,19cyclictest0-21swapper/109:15:151
1086399486,19cyclictest0-21swapper/109:15:141
1086399486,18cyclictest0-21swapper/111:40:141
1086399486,18cyclictest0-21swapper/111:40:141
1086399486,15cyclictest0-21swapper/112:15:351
10863994812,19cyclictest0-21swapper/109:55:221
10863994812,19cyclictest0-21swapper/109:55:211
10863994810,16cyclictest0-21swapper/109:10:191
1086399475,17cyclictest0-21swapper/107:45:241
1086399466,18cyclictest0-21swapper/112:00:091
1086399466,17cyclictest0-21swapper/110:10:251
10863994611,20cyclictest0-21swapper/109:10:021
1086399459,20cyclictest0-21swapper/108:35:181
1086399456,20cyclictest0-21swapper/112:20:161
1086399456,16cyclictest0-21swapper/112:07:131
1086399455,17cyclictest0-21swapper/108:24:101
1086399455,17cyclictest0-21swapper/107:35:051
1086399449,14cyclictest0-21swapper/108:05:231
10863994411,13cyclictest0-21swapper/108:45:221
10863994410,13cyclictest0-21swapper/109:01:141
1086399439,16cyclictest0-21swapper/107:55:231
1086399439,13cyclictest0-21swapper/108:00:291
1086399438,17cyclictest0-21swapper/107:25:171
1086399436,19cyclictest0-21swapper/107:40:241
1086399436,17cyclictest0-21swapper/108:55:221
1086399436,17cyclictest0-21swapper/108:50:201
1086399435,17cyclictest0-21swapper/107:30:181
1086399435,17cyclictest0-21swapper/107:15:121
10863994312,15cyclictest0-21swapper/107:10:411
10863994311,15cyclictest0-21swapper/108:25:221
10863994311,15cyclictest0-21swapper/108:25:211
1086399427,9cyclictest0-21swapper/107:54:401
1086399426,17cyclictest0-21swapper/108:40:151
1086399426,17cyclictest0-21swapper/108:15:181
1086399425,16cyclictest0-21swapper/108:30:161
10863994210,14cyclictest0-21swapper/108:10:171
10864994113,25cyclictest0-21swapper/209:48:192
10862994111,20cyclictest0-21swapper/011:40:310
10862994111,20cyclictest0-21swapper/011:40:310
10864993917,20cyclictest0-21swapper/212:39:032
10864993915,21cyclictest0-21swapper/211:54:142
1086399395,15cyclictest0-21swapper/111:50:251
1086299396,19cyclictest0-21swapper/012:10:310
10862993911,18cyclictest0-21swapper/007:45:230
263982375,12sleep30-21swapper/307:40:433
156342374,11sleep30-21swapper/307:16:453
10864993711,23cyclictest0-21swapper/209:59:492
10864993711,23cyclictest0-21swapper/209:59:482
311682365,11sleep00-21swapper/009:08:100
27752365,11sleep30-21swapper/308:01:363
266642365,11sleep30-21swapper/308:56:233
265992365,12sleep20-21swapper/207:43:162
10864993612,13cyclictest0-21swapper/211:55:132
10864993611,22cyclictest0-21swapper/212:16:032
290392355,11sleep30-21swapper/309:04:203
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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