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2025-12-24 - 03:40
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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 Wed Dec 24, 2025 00:45:35)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2790021480,1sleep05362-21stress00:38:070
19162211960,20sleep20-21swapper/219:09:532
19172211150,21sleep30-21swapper/319:10:003
1895228743,41sleep00-21swapper/019:07:100
1886928657,24sleep10-21swapper/119:06:071
1926999686,46cyclictest0-21swapper/000:25:320
19269996710,44cyclictest0-21swapper/023:55:140
1926999656,40cyclictest0-21swapper/000:00:240
1926999655,43cyclictest0-21swapper/000:05:170
1926999646,47cyclictest0-21swapper/023:45:260
1926999637,46cyclictest0-21swapper/021:31:550
1926999626,40cyclictest0-21swapper/023:10:210
1926999626,38cyclictest0-21swapper/000:10:150
1926999616,41cyclictest0-21swapper/021:12:170
1926999606,17cyclictest0-21swapper/023:30:320
1926999606,17cyclictest0-21swapper/023:30:320
1926999596,36cyclictest0-21swapper/023:35:150
1926999576,40cyclictest0-21swapper/023:00:270
1926999575,37cyclictest0-21swapper/022:01:010
1926999567,46cyclictest0-21swapper/000:15:140
249702540,1sleep25362-21stress23:14:232
1926999536,44cyclictest0-21swapper/022:05:190
1926999526,43cyclictest0-21swapper/021:45:180
1926999526,18cyclictest0-21swapper/023:20:170
19269995211,38cyclictest0-21swapper/022:15:290
19269995211,38cyclictest0-21swapper/022:15:280
1926999518,40cyclictest0-21swapper/021:15:270
1926999506,41cyclictest0-21swapper/000:20:230
1926999505,42cyclictest0-21swapper/022:20:150
1926999505,22cyclictest0-21swapper/019:45:180
1926999505,18cyclictest0-21swapper/019:40:220
19269995010,38cyclictest0-21swapper/000:30:220
1926999497,18cyclictest0-21swapper/021:35:110
1926999497,18cyclictest0-21swapper/021:35:110
1926999496,40cyclictest0-21swapper/023:25:270
1926999496,40cyclictest0-21swapper/023:25:260
1926999496,40cyclictest0-21swapper/022:10:190
1926999495,18cyclictest0-21swapper/021:25:260
19272994825,20cyclictest0-21swapper/300:19:123
1926999486,39cyclictest0-21swapper/021:55:480
1926999486,16cyclictest0-21swapper/023:40:160
1926999485,40cyclictest0-21swapper/023:15:280
1926999485,30cyclictest0-21swapper/020:45:090
1926999485,29cyclictest0-21swapper/019:36:390
1926999485,29cyclictest0-21swapper/019:36:390
1926999485,22cyclictest0-21swapper/021:20:200
268282470,1sleep15362-21stress23:16:291
19272994731,14cyclictest0-21swapper/322:25:013
19272994730,14cyclictest0-21swapper/321:35:283
19272994730,14cyclictest0-21swapper/321:35:273
1926999476,38cyclictest0-21swapper/022:45:170
1926999476,38cyclictest0-21swapper/022:42:270
1926999476,38cyclictest0-21swapper/022:25:160
1926999476,15cyclictest0-21swapper/022:57:050
1926999475,20cyclictest0-21swapper/020:00:370
19272994630,14cyclictest0-21swapper/300:35:543
19272994630,13cyclictest0-21swapper/323:42:123
19272994630,13cyclictest0-21swapper/300:26:303
19272994628,15cyclictest0-21swapper/321:30:303
19270994614,22cyclictest0-21swapper/100:10:301
1926999466,37cyclictest0-21swapper/023:50:120
1926999466,15cyclictest0-21swapper/021:50:160
19272994528,15cyclictest0-21swapper/321:25:433
19272994528,15cyclictest0-21swapper/321:10:133
19272994524,18cyclictest0-21swapper/323:20:453
1926999456,16cyclictest0-21swapper/021:40:140
1926999456,15cyclictest0-21swapper/022:50:350
1926999456,15cyclictest0-21swapper/022:50:350
1926999455,37cyclictest0-21swapper/022:35:290
1926999455,27cyclictest0-21swapper/020:24:490
1926999455,26cyclictest0-21swapper/019:31:090
1926999455,20cyclictest0-21swapper/020:40:150
1926999455,12cyclictest0-21swapper/020:12:490
19272994429,13cyclictest0-21swapper/321:20:193
19272994429,12cyclictest0-21swapper/323:08:483
19272994428,14cyclictest0-21swapper/300:33:473
19272994427,15cyclictest0-21swapper/321:50:173
19272994426,15cyclictest0-21swapper/322:10:173
1926999446,15cyclictest0-21swapper/023:05:170
1926999446,15cyclictest0-21swapper/022:30:250
1926999445,12cyclictest0-21swapper/019:14:390
19269994411,19cyclictest0-21swapper/019:20:040
19272994327,14cyclictest0-21swapper/322:55:343
19272994327,13cyclictest0-21swapper/323:10:363
19272994327,13cyclictest0-21swapper/300:00:273
19272994326,15cyclictest0-21swapper/323:00:173
1926999438,16cyclictest0-21swapper/020:30:170
1926999435,22cyclictest0-21swapper/020:35:060
1926999435,20cyclictest0-21swapper/021:09:180
1926999435,20cyclictest0-21swapper/020:55:100
1926999435,20cyclictest0-21swapper/019:53:530
1926999435,12cyclictest0-21swapper/019:58:390
19272994227,13cyclictest0-21swapper/323:50:283
19272994227,13cyclictest0-21swapper/322:36:323
19272994227,13cyclictest0-21swapper/322:25:313
19272994227,13cyclictest0-21swapper/321:45:203
19272994222,18cyclictest0-21swapper/323:15:253
1926999429,15cyclictest0-21swapper/021:03:530
1926999428,19cyclictest0-21swapper/020:06:510
1926999428,18cyclictest0-21swapper/019:16:260
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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