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2026-05-26 - 17:29
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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 Tue May 26, 2026 12:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
9043211858,55sleep20-21swapper/207:09:392
9043211858,55sleep20-21swapper/207:09:392
8810211551,23sleep10-21swapper/107:06:441
8810211551,23sleep10-21swapper/107:06:441
8880210249,48sleep30-21swapper/307:07:343
8880210249,48sleep30-21swapper/307:07:343
213272880,1sleep221329-21sed11:20:022
213272880,1sleep221329-21sed11:20:012
880928253,24sleep00-21swapper/007:06:440
880928253,24sleep00-21swapper/007:06:440
917499485,28cyclictest29591-21stress12:20:201
917499465,30cyclictest0-21swapper/108:15:221
917499465,27cyclictest0-21swapper/107:25:231
917499453,28cyclictest21734-21cut12:35:141
917499453,28cyclictest21734-21cut12:35:131
917499445,29cyclictest0-21swapper/112:00:251
917599437,25cyclictest0-21swapper/212:02:242
917499436,25cyclictest0-21swapper/107:35:121
917499435,23cyclictest0-21swapper/108:40:221
917499433,26cyclictest20683-21sed12:30:341
9174994220,20cyclictest0-21swapper/111:30:181
9174994220,19cyclictest0-21swapper/111:04:581
917499415,25cyclictest0-21swapper/108:05:151
917499415,24cyclictest0-21swapper/108:50:111
917499415,24cyclictest0-21swapper/107:15:151
917499415,23cyclictest0-21swapper/108:45:111
9174994120,18cyclictest0-21swapper/110:30:151
9174994119,19cyclictest0-21swapper/112:10:011
122402410,1sleep129593-21stress10:57:011
917599406,18cyclictest0-21swapper/210:10:122
917499406,30cyclictest29591-21stress12:25:161
917499405,23cyclictest0-21swapper/110:15:121
917499403,26cyclictest11358-21wc08:25:201
9174994020,18cyclictest0-21swapper/111:59:431
9174994019,19cyclictest0-21swapper/110:00:171
9173994011,23cyclictest0-21swapper/009:05:320
9173994010,23cyclictest0-21swapper/007:25:220
917499398,28cyclictest0-21swapper/109:53:071
917499395,23cyclictest0-21swapper/107:10:011
917499395,22cyclictest0-21swapper/107:50:201
917499393,34cyclictest29591-21stress11:10:291
917499392,5cyclictest29593-21stress11:40:051
917499392,34cyclictest29593-21stress09:55:151
9174993921,16cyclictest0-21swapper/110:20:201
9174993918,19cyclictest0-21swapper/110:25:141
9173993911,21cyclictest0-21swapper/007:20:010
78862395,17sleep00-21swapper/008:19:570
917499385,23cyclictest0-21swapper/107:55:191
917499385,22cyclictest0-21swapper/107:20:261
917499385,21cyclictest0-21swapper/108:10:181
917499382,6cyclictest29593-21stress09:26:241
9174993820,15cyclictest0-21swapper/109:20:391
9174993819,17cyclictest0-21swapper/109:15:181
917399388,20cyclictest0-21swapper/008:55:140
917399387,25cyclictest0-21swapper/008:10:230
317242380,1sleep029591-21stress10:28:350
9176993715,14cyclictest0-21swapper/312:24:123
9176993712,22cyclictest0-21swapper/311:55:133
917499376,27cyclictest29593-21stress11:25:131
917499375,29cyclictest29593-21stress11:45:271
917499375,21cyclictest0-21swapper/107:45:251
917499373,16cyclictest0-21swapper/108:32:221
917499372,8cyclictest29593-21stress11:21:231
917499372,32cyclictest29593-21stress10:06:201
917499372,32cyclictest29593-21stress10:06:191
9174993719,15cyclictest0-21swapper/111:36:151
9174993719,15cyclictest0-21swapper/109:47:351
9174993718,17cyclictest0-21swapper/110:35:161
9174993718,17cyclictest0-21swapper/110:35:161
917399379,19cyclictest0-21swapper/009:00:050
917399375,20cyclictest0-21swapper/007:30:160
917399374,22cyclictest0-21swapper/008:30:210
163902375,15sleep20-21swapper/208:37:522
163432375,15sleep20-21swapper/207:24:302
9176993616,18cyclictest0-21swapper/311:34:463
9176993614,15cyclictest0-21swapper/312:30:053
9176993613,20cyclictest0-21swapper/310:13:033
917499366,27cyclictest29591-21stress11:06:361
917499366,26cyclictest29593-21stress10:40:151
917499365,28cyclictest29593-21stress10:50:471
917499364,24cyclictest0-21swapper/108:24:551
917499364,16cyclictest0-21swapper/109:01:291
917499364,16cyclictest0-21swapper/108:55:301
917499364,16cyclictest0-21swapper/108:37:081
917499364,16cyclictest0-21swapper/107:33:261
917499363,30cyclictest29593-21stress11:18:491
917499363,30cyclictest29593-21stress11:18:491
917499363,16cyclictest0-21swapper/108:00:431
917499363,16cyclictest0-21swapper/107:44:251
917399369,21cyclictest0-21swapper/008:50:160
917399368,17cyclictest0-21swapper/008:29:330
9173993617,16cyclictest0-21swapper/009:12:390
9173993610,21cyclictest0-21swapper/008:35:030
917699359,23cyclictest0-21swapper/311:22:423
9176993517,16cyclictest0-21swapper/311:09:323
9176993516,17cyclictest0-21swapper/310:45:283
9176993516,17cyclictest0-21swapper/310:45:273
9176993516,17cyclictest0-21swapper/310:15:553
9176993516,17cyclictest0-21swapper/309:50:043
9176993516,13cyclictest0-21swapper/311:11:553
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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