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2026-06-06 - 05:11
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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 Sat Jun 06, 2026 00:45:40)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
8268212258,58sleep30-21swapper/319:09:283
8060211453,56sleep20-21swapper/219:06:532
7996211251,56sleep10-21swapper/119:06:041
7980211152,54sleep00-21swapper/019:05:500
227402620,1sleep328978-21stress00:36:583
227402620,1sleep328978-21stress00:36:583
292632460,1sleep228978-21stress23:39:402
842199409,21cyclictest0-21swapper/021:30:300
8422993914,23cyclictest0-21swapper/122:50:131
8422993914,23cyclictest0-21swapper/122:50:131
8421993913,23cyclictest0-21swapper/023:35:140
842399387,14cyclictest0-21swapper/200:18:442
8422993815,20cyclictest0-21swapper/123:09:351
8422993815,20cyclictest0-21swapper/123:09:341
8422993813,22cyclictest0-21swapper/100:20:231
8422993812,24cyclictest0-21swapper/121:15:401
46802385,13sleep20-21swapper/220:10:342
284472385,13sleep20-21swapper/219:52:492
244482385,13sleep30-21swapper/320:58:263
92392375,13sleep10-21swapper/120:22:521
8424993713,21cyclictest0-21swapper/323:40:553
8422993714,21cyclictest0-21swapper/123:38:081
8422993714,20cyclictest0-21swapper/123:49:111
8422993714,20cyclictest0-21swapper/122:35:051
8422993714,20cyclictest0-21swapper/122:07:171
8421993711,23cyclictest0-21swapper/023:34:130
8421993710,24cyclictest0-21swapper/021:45:120
49462375,13sleep10-21swapper/120:13:571
327232375,13sleep10-21swapper/120:00:581
308132375,13sleep10-21swapper/119:59:421
244022375,13sleep00-21swapper/020:57:520
240532375,13sleep20-21swapper/219:41:592
222282375,13sleep00-21swapper/020:52:460
201702375,13sleep30-21swapper/320:49:243
180242375,13sleep10-21swapper/120:44:141
137192375,11sleep30-21swapper/320:35:003
134942375,13sleep10-21swapper/120:32:101
90892365,12sleep00-21swapper/020:20:540
8424993614,19cyclictest0-21swapper/323:50:313
8423993616,16cyclictest0-21swapper/223:17:472
8422993615,19cyclictest0-21swapper/121:10:371
8421993614,19cyclictest0-21swapper/022:11:110
8421993611,22cyclictest0-21swapper/022:36:280
25002365,13sleep20-21swapper/220:06:052
219452365,13sleep20-21swapper/219:37:382
198812364,13sleep00-21swapper/020:45:440
8424993514,18cyclictest0-21swapper/323:16:293
8424993513,19cyclictest0-21swapper/321:58:013
8424993512,20cyclictest0-21swapper/323:20:273
8423993516,16cyclictest0-21swapper/222:32:322
8423993516,16cyclictest0-21swapper/221:44:522
8423993514,18cyclictest0-21swapper/222:05:192
842299357,25cyclictest0-21swapper/122:00:151
8422993515,17cyclictest0-21swapper/121:39:051
8422993515,17cyclictest0-21swapper/121:39:051
8422993514,18cyclictest0-21swapper/122:45:221
8422993514,18cyclictest0-21swapper/122:45:221
8422993512,20cyclictest0-21swapper/121:24:491
842199358,24cyclictest0-21swapper/023:25:530
842199358,24cyclictest0-21swapper/022:02:450
8421993515,17cyclictest0-21swapper/000:38:240
8421993515,17cyclictest0-21swapper/000:38:240
8421993514,18cyclictest0-21swapper/021:20:200
8421993511,21cyclictest0-21swapper/021:26:180
8421993510,22cyclictest0-21swapper/022:56:300
8421993510,22cyclictest0-21swapper/022:56:300
26072355,10sleep10-21swapper/120:07:271
217672355,10sleep30-21swapper/319:35:253
178352355,11sleep30-21swapper/320:41:513
154232355,10sleep20-21swapper/219:22:342
153572355,10sleep30-21swapper/319:21:423
134362355,13sleep20-21swapper/220:31:272
113932355,10sleep30-21swapper/320:27:553
842499347,24cyclictest0-21swapper/321:15:263
8424993418,13cyclictest0-21swapper/300:30:233
8424993414,18cyclictest0-21swapper/323:30:293
8424993414,17cyclictest0-21swapper/321:26:383
8424993413,19cyclictest0-21swapper/300:25:013
8424993411,21cyclictest0-21swapper/322:05:123
8424993410,22cyclictest0-21swapper/323:05:173
8424993410,22cyclictest0-21swapper/323:05:163
8423993416,16cyclictest0-21swapper/223:20:312
8423993416,15cyclictest0-21swapper/223:45:552
8423993416,15cyclictest0-21swapper/222:40:112
8423993416,15cyclictest0-21swapper/200:02:252
8423993415,16cyclictest0-21swapper/223:04:042
8423993414,17cyclictest0-21swapper/200:25:352
842299349,19cyclictest0-21swapper/121:02:051
842299345,20cyclictest0-21swapper/121:55:591
842299345,13cyclictest0-21swapper/121:30:341
8422993416,15cyclictest0-21swapper/123:15:091
8422993413,18cyclictest0-21swapper/100:15:261
8422993412,19cyclictest0-21swapper/123:00:381
8422993412,19cyclictest0-21swapper/122:55:291
8422993412,19cyclictest0-21swapper/122:55:281
8422993412,19cyclictest0-21swapper/121:45:221
842199348,23cyclictest0-21swapper/023:55:560
8421993416,17cyclictest0-21swapper/021:02:060
8421993413,18cyclictest0-21swapper/023:22:500
8421993412,19cyclictest0-21swapper/023:13:460
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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