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2025-11-23 - 07:16
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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 Nov 23, 2025 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
494021200,1sleep317511-21stress23:06:523
28612212058,56sleep30-21swapper/319:08:213
28683211757,55sleep20-21swapper/219:09:152
28661211253,54sleep00-21swapper/019:08:580
27672210851,23sleep10-21swapper/119:05:221
1615521060,1sleep317509-21stress23:34:263
2885299543,36cyclictest0-21swapper/221:40:282
2885399526,43cyclictest0-21swapper/323:25:183
2885399526,43cyclictest0-21swapper/322:16:533
2885399516,22cyclictest0-21swapper/322:10:113
2885399507,40cyclictest0-21swapper/323:35:303
2885399506,41cyclictest0-21swapper/322:25:313
2885399506,41cyclictest0-21swapper/322:20:303
2885399506,41cyclictest0-21swapper/300:25:283
2885399506,41cyclictest0-21swapper/300:15:233
2885399506,38cyclictest0-21swapper/322:00:283
2885399506,22cyclictest0-21swapper/323:15:353
2885399506,22cyclictest0-21swapper/323:15:353
2885399506,22cyclictest0-21swapper/322:40:173
2885399497,39cyclictest0-21swapper/300:30:183
2885399497,39cyclictest0-21swapper/300:05:293
2885399497,21cyclictest0-21swapper/321:15:253
2885399497,20cyclictest0-21swapper/321:45:193
2885399496,40cyclictest0-21swapper/323:55:273
2885399496,40cyclictest0-21swapper/323:55:273
2885399496,40cyclictest0-21swapper/323:02:573
2885399496,21cyclictest0-21swapper/323:10:243
2885399496,21cyclictest0-21swapper/322:45:303
2885399496,21cyclictest0-21swapper/300:20:163
2885399496,20cyclictest0-21swapper/321:40:253
2885299493,35cyclictest0-21swapper/222:10:232
2885399487,38cyclictest0-21swapper/321:10:233
2885399486,39cyclictest0-21swapper/322:50:223
2885399486,39cyclictest0-21swapper/321:35:213
2885399486,21cyclictest0-21swapper/300:10:183
2885399486,21cyclictest0-21swapper/300:10:183
2885399486,21cyclictest0-21swapper/300:00:353
2885399486,21cyclictest0-21swapper/300:00:353
2885399486,20cyclictest0-21swapper/322:30:183
2885399486,20cyclictest0-21swapper/321:30:003
2885299483,33cyclictest0-21swapper/221:11:242
2885399476,21cyclictest0-21swapper/323:40:233
2885399476,21cyclictest0-21swapper/323:40:233
2885399476,21cyclictest0-21swapper/322:35:143
2885399476,21cyclictest0-21swapper/321:30:283
2885399476,21cyclictest0-21swapper/321:30:283
2885399476,20cyclictest0-21swapper/322:55:213
2885399476,20cyclictest0-21swapper/321:55:243
2885399476,20cyclictest0-21swapper/321:55:243
2885399476,19cyclictest0-21swapper/323:24:443
2885399476,19cyclictest0-21swapper/323:24:443
2885399475,39cyclictest0-21swapper/323:50:263
2885399475,20cyclictest0-21swapper/321:20:173
2885299462,34cyclictest0-21swapper/222:17:492
2885299462,33cyclictest0-21swapper/223:40:022
2885299460,35cyclictest0-21swapper/200:05:192
2885399456,22cyclictest0-21swapper/321:50:173
2885399456,20cyclictest0-21swapper/320:25:213
2885399456,19cyclictest0-21swapper/321:10:003
2885399455,15cyclictest0-21swapper/320:15:063
2885399446,22cyclictest0-21swapper/300:35:283
2885399445,26cyclictest0-21swapper/319:36:273
2885399445,22cyclictest0-21swapper/319:50:373
2885399445,12cyclictest0-21swapper/320:04:073
2885299441,34cyclictest0-21swapper/222:55:012
2885299440,34cyclictest0-21swapper/200:10:412
2885299440,34cyclictest0-21swapper/200:10:412
2885399436,20cyclictest0-21swapper/320:30:173
2885399435,12cyclictest0-21swapper/320:06:353
2885399435,12cyclictest0-21swapper/319:24:563
2885399435,12cyclictest0-21swapper/319:19:173
2885299437,33cyclictest0-21swapper/223:12:062
2885299437,33cyclictest0-21swapper/221:27:042
2885299431,33cyclictest0-21swapper/223:03:162
28852994312,21cyclictest0-21swapper/221:50:432
2885099439,31cyclictest0-21swapper/021:49:240
2885399426,20cyclictest0-21swapper/320:10:203
2885399426,20cyclictest0-21swapper/319:40:143
2885399425,35cyclictest0-21swapper/322:05:183
2885399425,27cyclictest0-21swapper/320:36:273
2885399425,21cyclictest0-21swapper/320:50:143
2885299428,24cyclictest0-21swapper/200:35:192
2885299428,21cyclictest0-21swapper/222:02:232
2885299423,36cyclictest0-21swapper/223:05:182
2885099428,31cyclictest0-21swapper/022:12:530
28850994211,28cyclictest0-21swapper/000:20:400
2885399415,34cyclictest0-21swapper/319:57:543
2885399415,18cyclictest0-21swapper/320:55:173
2885399415,17cyclictest0-21swapper/320:40:203
2885399415,15cyclictest0-21swapper/320:45:183
2885399415,15cyclictest0-21swapper/320:20:183
2885399405,17cyclictest0-21swapper/321:00:283
2885399405,17cyclictest0-21swapper/321:00:273
2885399405,17cyclictest0-21swapper/319:25:133
2885399405,17cyclictest0-21swapper/319:14:423
2885399405,16cyclictest0-21swapper/319:45:153
2885399405,15cyclictest0-21swapper/319:30:163
2885299404,28cyclictest0-21swapper/219:30:172
28852994022,15cyclictest0-21swapper/200:30:262
28852994011,21cyclictest0-21swapper/219:21:452
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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