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2026-06-28 - 04:45
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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 Jun 28, 2026 00:45:41)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3040421170,1sleep016698-21stress00:09:510
27610211754,58sleep10-21swapper/119:05:511
27863210350,48sleep00-21swapper/019:09:000
2773929364,24sleep30-21swapper/319:07:263
2760628448,32sleep20-21swapper/219:05:482
2804499509,38cyclictest0-21swapper/200:14:062
2804499478,36cyclictest0-21swapper/222:02:212
2804499478,36cyclictest0-21swapper/222:02:212
28044994216,24cyclictest0-21swapper/223:53:542
28044994216,24cyclictest0-21swapper/223:53:542
28044994216,24cyclictest0-21swapper/223:03:282
28042994210,29cyclictest0-21swapper/023:58:540
2804299419,29cyclictest0-21swapper/022:38:260
28042994110,28cyclictest0-21swapper/021:32:170
28042994110,28cyclictest0-21swapper/021:32:170
28044994016,21cyclictest0-21swapper/223:10:042
28044994015,23cyclictest0-21swapper/223:05:502
28044994011,26cyclictest0-21swapper/221:51:462
2804299409,28cyclictest0-21swapper/023:42:540
2804299409,28cyclictest0-21swapper/000:00:040
2804299406,32cyclictest0-21swapper/021:40:330
28042994013,24cyclictest0-21swapper/022:06:580
2804599399,27cyclictest0-21swapper/323:25:473
28044993916,21cyclictest0-21swapper/222:45:062
28044993916,21cyclictest0-21swapper/222:45:062
28044993914,22cyclictest0-21swapper/221:20:042
28044993912,24cyclictest0-21swapper/221:16:172
28044993911,25cyclictest0-21swapper/222:50:412
28044993911,25cyclictest0-21swapper/200:07:132
28042993910,26cyclictest0-21swapper/021:25:420
28042993910,26cyclictest0-21swapper/021:25:420
50342385,13sleep20-21swapper/219:27:432
28044993815,21cyclictest0-21swapper/222:40:252
28044993810,25cyclictest0-21swapper/223:55:042
223692385,12sleep20-21swapper/220:06:242
53232375,13sleep30-21swapper/320:40:423
291622375,12sleep30-21swapper/320:24:263
2804599376,29cyclictest0-21swapper/323:56:453
2804499379,25cyclictest0-21swapper/222:05:272
2804499378,26cyclictest0-21swapper/223:45:272
28044993716,18cyclictest0-21swapper/222:55:192
28044993715,19cyclictest0-21swapper/221:10:322
28043993715,20cyclictest0-21swapper/122:25:381
28042993716,19cyclictest0-21swapper/020:20:290
28042993712,22cyclictest0-21swapper/023:05:260
19402375,14sleep10-21swapper/120:35:151
180362375,13sleep20-21swapper/219:56:222
98082365,13sleep00-21swapper/020:51:580
95462365,13sleep00-21swapper/019:39:160
75412365,10sleep20-21swapper/220:45:462
3742365,13sleep00-21swapper/019:15:420
313742365,12sleep10-21swapper/120:29:091
28045993611,22cyclictest0-21swapper/323:37:483
28044993614,20cyclictest0-21swapper/221:25:342
28044993614,20cyclictest0-21swapper/221:25:342
28044993612,21cyclictest0-21swapper/200:20:282
28044993612,21cyclictest0-21swapper/200:20:282
28043993610,15cyclictest0-21swapper/120:55:221
2804299369,19cyclictest0-21swapper/023:00:320
26772365,13sleep00-21swapper/019:21:230
26132365,12sleep20-21swapper/219:20:332
247252365,12sleep10-21swapper/120:13:251
163882365,13sleep00-21swapper/021:07:100
54312355,13sleep00-21swapper/020:42:020
2804599356,27cyclictest0-21swapper/321:33:543
2804599356,27cyclictest0-21swapper/321:33:543
28044993516,17cyclictest0-21swapper/222:27:422
28044993515,17cyclictest0-21swapper/200:37:472
28044993515,14cyclictest0-21swapper/221:35:082
28044993515,14cyclictest0-21swapper/221:35:082
28044993514,18cyclictest0-21swapper/200:00:242
28044993513,19cyclictest0-21swapper/221:40:122
28044993510,18cyclictest0-21swapper/223:25:582
2804399356,26cyclictest0-21swapper/122:52:101
28043993518,15cyclictest0-21swapper/120:41:591
28043993514,19cyclictest0-21swapper/123:05:131
28043993512,20cyclictest0-21swapper/121:12:281
2804299358,24cyclictest0-21swapper/022:34:460
28042993511,21cyclictest0-21swapper/022:49:590
28042993511,21cyclictest0-21swapper/022:49:590
28042993511,21cyclictest0-21swapper/000:39:510
28042993510,22cyclictest0-21swapper/021:35:310
28042993510,22cyclictest0-21swapper/021:35:310
28042993510,22cyclictest0-21swapper/000:20:240
28042993510,22cyclictest0-21swapper/000:20:240
137822355,13sleep00-21swapper/019:48:060
12152355,11sleep10-21swapper/120:34:461
28045993419,13cyclictest0-21swapper/300:25:353
28045993419,13cyclictest0-21swapper/300:25:353
2804499347,24cyclictest0-21swapper/222:35:332
2804499347,19cyclictest0-21swapper/223:30:302
28044993416,16cyclictest0-21swapper/223:17:162
28044993416,16cyclictest0-21swapper/223:17:162
28044993411,20cyclictest0-21swapper/222:15:172
2804399348,24cyclictest0-21swapper/120:53:281
2804399348,24cyclictest0-21swapper/119:52:251
2804399346,16cyclictest0-21swapper/100:15:351
28043993416,15cyclictest0-21swapper/100:30:371
28043993415,17cyclictest0-21swapper/122:31:261
2804299348,23cyclictest0-21swapper/023:32:380
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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