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2026-07-05 - 18:25
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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 Jul 05, 2026 12:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1802221350,1sleep09076-21stress09:30:090
2498221340,1sleep09079-21stress12:13:230
20069211352,56sleep30-21swapper/307:08:273
20092210350,23sleep00-21swapper/007:08:440
2004228453,26sleep10-21swapper/107:08:051
1992428357,21sleep20-21swapper/207:06:372
307362640,2sleep030737-21cat11:10:330
307362640,2sleep030737-21cat11:10:330
2031099579,45cyclictest0-21swapper/311:20:273
2031099576,26cyclictest0-21swapper/310:54:513
2031099545,29cyclictest0-21swapper/310:59:393
20310995413,38cyclictest0-21swapper/311:15:193
20310995413,19cyclictest0-21swapper/311:00:303
20310995411,20cyclictest0-21swapper/311:45:163
20310995410,41cyclictest0-21swapper/311:50:263
2031099537,20cyclictest0-21swapper/309:40:013
20310995313,20cyclictest0-21swapper/311:05:373
20310995313,20cyclictest0-21swapper/311:05:363
20310995312,38cyclictest0-21swapper/311:10:353
20310995312,38cyclictest0-21swapper/311:10:353
2031099526,26cyclictest0-21swapper/310:16:113
2031099519,20cyclictest0-21swapper/310:45:143
2031099517,16cyclictest0-21swapper/312:26:553
2031099516,23cyclictest0-21swapper/309:15:023
2031099515,43cyclictest0-21swapper/312:05:293
2031099506,42cyclictest0-21swapper/311:30:233
2031099506,41cyclictest0-21swapper/312:30:123
2031099506,26cyclictest0-21swapper/309:20:193
20310995014,15cyclictest0-21swapper/310:05:163
20310995013,19cyclictest0-21swapper/311:35:233
20310995012,35cyclictest0-21swapper/312:15:253
20310995010,37cyclictest0-21swapper/310:20:153
20310995010,18cyclictest0-21swapper/311:25:183
2031099498,15cyclictest0-21swapper/309:15:333
2031099497,39cyclictest0-21swapper/311:57:593
2031099497,17cyclictest0-21swapper/310:30:243
2031099496,18cyclictest0-21swapper/312:10:233
2031099494,24cyclictest0-21swapper/312:20:243
2031099494,24cyclictest0-21swapper/312:20:243
20310994914,15cyclictest0-21swapper/312:00:223
20310994911,15cyclictest0-21swapper/309:50:213
20310994910,36cyclictest0-21swapper/310:35:293
20310994910,36cyclictest0-21swapper/310:35:293
2031099487,16cyclictest0-21swapper/310:30:023
2031099487,16cyclictest0-21swapper/310:12:143
2031099475,25cyclictest0-21swapper/308:37:073
20310994710,15cyclictest0-21swapper/309:40:233
20310994710,15cyclictest0-21swapper/309:40:233
2031099466,22cyclictest0-21swapper/312:35:363
2031099466,22cyclictest0-21swapper/309:25:253
2031099466,21cyclictest0-21swapper/309:30:173
2031099465,25cyclictest0-21swapper/308:24:473
2031099465,25cyclictest0-21swapper/307:59:473
2031099465,24cyclictest0-21swapper/307:45:013
20310994611,14cyclictest0-21swapper/311:40:273
2031099459,15cyclictest0-21swapper/310:00:113
2031099459,15cyclictest0-21swapper/310:00:113
2031099459,14cyclictest0-21swapper/309:45:333
2031099455,23cyclictest0-21swapper/307:50:223
2031099449,17cyclictest0-21swapper/307:34:343
2031099445,22cyclictest0-21swapper/307:28:233
115932440,1sleep19076-21stress10:29:541
2031099438,14cyclictest0-21swapper/310:40:213
2031099438,14cyclictest0-21swapper/310:40:203
2031099435,21cyclictest0-21swapper/308:19:043
2031099428,17cyclictest0-21swapper/309:08:313
2031099428,17cyclictest0-21swapper/309:01:563
2031099428,17cyclictest0-21swapper/308:43:103
2031099428,17cyclictest0-21swapper/308:43:093
2031099425,20cyclictest0-21swapper/308:50:303
2031099425,20cyclictest0-21swapper/308:32:353
2031099425,20cyclictest0-21swapper/308:10:123
2031099425,19cyclictest0-21swapper/307:10:163
20310994210,15cyclictest0-21swapper/307:20:543
2031099419,15cyclictest0-21swapper/308:25:493
2031099419,13cyclictest0-21swapper/309:55:143
2031099419,13cyclictest0-21swapper/309:55:143
2031099415,19cyclictest0-21swapper/307:41:323
2031099415,18cyclictest0-21swapper/307:35:083
2031099415,17cyclictest0-21swapper/308:56:203
20310994112,13cyclictest0-21swapper/308:04:373
20310994111,13cyclictest0-21swapper/308:08:273
188522410,1sleep09076-21stress12:00:060
2031099405,17cyclictest0-21swapper/308:49:013
2031099405,17cyclictest0-21swapper/307:19:253
20307993811,19cyclictest0-21swapper/008:10:050
20307993810,17cyclictest0-21swapper/007:56:560
2030799377,19cyclictest0-21swapper/008:25:130
2030799375,19cyclictest0-21swapper/007:40:240
45892365,12sleep20-21swapper/208:59:532
20308993614,19cyclictest0-21swapper/109:39:061
20307993617,16cyclictest0-21swapper/011:44:200
20307993614,19cyclictest0-21swapper/010:31:260
20307993612,21cyclictest0-21swapper/009:23:210
190222365,9sleep20-21swapper/208:15:472
44362355,9sleep10-21swapper/108:58:001
318602355,12sleep20-21swapper/207:33:122
296242355,12sleep20-21swapper/207:28:112
283792355,12sleep20-21swapper/208:40:092
283792355,12sleep20-21swapper/208:40:092
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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