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2023-12-08 - 00:32
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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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack1slot8.osadl.org (updated Thu Dec 07, 2023 12:43:58)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
41702996974,15sleep00-21swapper/007:08:140
438499460380,52cyclictest0-21swapper/007:37:190
438599410332,49cyclictest0-21swapper/107:37:191
438499396324,53cyclictest0-21swapper/007:10:050
438599352279,48cyclictest0-21swapper/107:10:051
2277991030,12rtkit-daemon0-21swapper/009:52:331
227799950,4rtkit-daemon2276-21rtkit-daemon10:08:390
227799850,4rtkit-daemon2276-21rtkit-daemon08:03:420
438599849,61cyclictest0-21swapper/109:57:581
4385998211,54cyclictest0-21swapper/109:06:581
227799820,4rtkit-daemon2276-21rtkit-daemon08:53:120
227799820,3rtkit-daemon2276-21rtkit-daemon09:24:481
227799810,4rtkit-daemon2276-21rtkit-daemon07:51:270
227799810,4rtkit-daemon2276-21rtkit-daemon07:51:260
227799810,4rtkit-daemon2276-21rtkit-daemon07:31:110
227799800,4rtkit-daemon2276-21rtkit-daemon10:55:411
227799760,5rtkit-daemon2276-21rtkit-daemon10:40:150
227799760,4rtkit-daemon2276-21rtkit-daemon12:35:561
4385997514,46cyclictest0-21swapper/110:43:581
227799750,4rtkit-daemon2276-21rtkit-daemon12:00:260
227799750,4rtkit-daemon2276-21rtkit-daemon12:00:260
227799740,4rtkit-daemon2276-21rtkit-daemon10:33:091
4385997313,44cyclictest0-21swapper/111:40:581
4384997351,16cyclictest0-21swapper/012:17:580
227799730,4rtkit-daemon2276-21rtkit-daemon12:15:061
227799730,4rtkit-daemon2276-21rtkit-daemon11:20:300
227799730,4rtkit-daemon2276-21rtkit-daemon09:18:440
227799730,4rtkit-daemon2276-21rtkit-daemon08:41:120
4385997216,40cyclictest0-21swapper/107:18:001
4385997212,41cyclictest0-21swapper/108:09:591
418627232,26sleep10-21swapper/107:08:251
227799720,4rtkit-daemon2276-21rtkit-daemon11:53:210
227799720,4rtkit-daemon2276-21rtkit-daemon11:38:500
227799720,4rtkit-daemon2276-21rtkit-daemon11:11:151
227799720,4rtkit-daemon2276-21rtkit-daemon08:55:130
227799720,4rtkit-daemon2276-21rtkit-daemon08:48:021
227799720,4rtkit-daemon2276-21rtkit-daemon07:46:470
227799720,3rtkit-daemon2276-21rtkit-daemon11:15:211
4385997123,31cyclictest0-21swapper/111:23:581
227799710,5rtkit-daemon2276-21rtkit-daemon10:35:051
227799710,4rtkit-daemon2276-21rtkit-daemon10:36:090
227799710,4rtkit-daemon2276-21rtkit-daemon09:51:230
4385997015,38cyclictest0-21swapper/112:24:591
227799700,4rtkit-daemon2276-21rtkit-daemon12:35:210
227799700,4rtkit-daemon2276-21rtkit-daemon12:07:010
227799700,4rtkit-daemon2276-21rtkit-daemon11:03:400
227799700,4rtkit-daemon2276-21rtkit-daemon09:49:390
227799700,4rtkit-daemon2276-21rtkit-daemon09:00:070
227799700,4rtkit-daemon2276-21rtkit-daemon08:41:381
227799700,4rtkit-daemon2276-21rtkit-daemon08:24:321
227799700,3rtkit-daemon2276-21rtkit-daemon12:34:071
4385996917,33cyclictest0-21swapper/110:14:581
227799690,5rtkit-daemon2276-21rtkit-daemon09:34:381
227799690,4rtkit-daemon2276-21rtkit-daemon11:26:561
227799690,4rtkit-daemon2276-21rtkit-daemon10:03:290
227799690,4rtkit-daemon2276-21rtkit-daemon10:03:280
227799690,4rtkit-daemon2276-21rtkit-daemon08:14:421
227799690,4rtkit-daemon2276-21rtkit-daemon07:55:120
227799690,4rtkit-daemon2276-21rtkit-daemon07:55:110
227799690,4rtkit-daemon2276-21rtkit-daemon07:42:061
4385996814,34cyclictest0-21swapper/112:11:001
227799680,4rtkit-daemon2276-21rtkit-daemon12:25:310
227799680,4rtkit-daemon2276-21rtkit-daemon12:24:070
227799680,4rtkit-daemon2276-21rtkit-daemon11:55:510
227799680,4rtkit-daemon2276-21rtkit-daemon11:52:111
227799680,4rtkit-daemon2276-21rtkit-daemon11:49:271
227799680,4rtkit-daemon2276-21rtkit-daemon11:46:460
227799680,4rtkit-daemon2276-21rtkit-daemon09:58:090
227799680,4rtkit-daemon2276-21rtkit-daemon09:16:181
227799680,4rtkit-daemon2276-21rtkit-daemon08:51:371
227799680,4rtkit-daemon2276-21rtkit-daemon07:27:220
227799670,4rtkit-daemon2276-21rtkit-daemon12:33:070
227799670,4rtkit-daemon2276-21rtkit-daemon11:07:000
227799670,4rtkit-daemon2276-21rtkit-daemon10:12:350
227799670,4rtkit-daemon2276-21rtkit-daemon08:05:380
227799670,4rtkit-daemon2276-21rtkit-daemon07:34:211
227799660,4rtkit-daemon2276-21rtkit-daemon12:13:220
227799660,4rtkit-daemon2276-21rtkit-daemon10:48:540
227799650,4rtkit-daemon2276-21rtkit-daemon10:52:540
227799650,4rtkit-daemon2276-21rtkit-daemon10:25:290
227799650,4rtkit-daemon2276-21rtkit-daemon09:39:281
227799650,3rtkit-daemon2276-21rtkit-daemon08:27:321
4385996416,35cyclictest0-21swapper/107:48:001
4385996413,35cyclictest0-21swapper/111:38:591
227799640,4rtkit-daemon2276-21rtkit-daemon11:31:550
227799640,4rtkit-daemon2276-21rtkit-daemon10:19:151
227799640,4rtkit-daemon2276-21rtkit-daemon10:16:140
227799640,4rtkit-daemon2276-21rtkit-daemon08:23:570
4385996216,31cyclictest0-21swapper/110:00:591
4385996216,31cyclictest0-21swapper/110:00:581
4384996215,30cyclictest0-21swapper/011:25:240
4384996210,46cyclictest0-21swapper/009:20:180
4385996115,34cyclictest0-21swapper/109:01:001
4385996115,30cyclictest0-21swapper/110:48:591
4385996114,33cyclictest0-21swapper/111:32:581
4385996114,31cyclictest0-21swapper/111:02:581
4384996125,31cyclictest0-21swapper/010:20:110
265412614,19sleep10-21swapper/109:29:081
172732615,16sleep10-21swapper/109:12:211
4385996017,31cyclictest0-21swapper/108:32:591
4385996016,33cyclictest0-21swapper/112:05:581
4385996014,32cyclictest0-21swapper/108:37:001
4385996013,33cyclictest0-21swapper/109:45:581
4385996012,36cyclictest0-21swapper/108:55:581
4384996032,21cyclictest0-21swapper/008:30:280
4385995917,26cyclictest0-21swapper/111:56:591
4385995914,32cyclictest0-21swapper/110:29:591
4385995914,32cyclictest0-21swapper/107:54:591
4385995914,32cyclictest0-21swapper/107:54:591
4385995913,33cyclictest0-21swapper/107:58:591
4385995913,33cyclictest0-21swapper/107:58:591
438499596,46cyclictest0-21swapper/009:14:490
4384995915,39cyclictest0-21swapper/009:08:590
200462595,15sleep10-21swapper/111:08:321
4384995827,24cyclictest0-21swapper/010:30:490
167542584,13sleep10-21swapper/110:06:341
4385995715,28cyclictest0-21swapper/112:25:591
4384995730,21cyclictest0-21swapper/011:17:430
4384995725,24cyclictest0-21swapper/011:40:180
229922576,16sleep00-21swapper/011:13:370
4385995615,30cyclictest0-21swapper/109:41:591
4385995613,30cyclictest0-21swapper/108:16:001
4385995613,30cyclictest0-21swapper/108:01:591
4385995613,30cyclictest0-21swapper/107:21:591
4384995630,20cyclictest0-21swapper/009:40:300
4384995532,16cyclictest0-21swapper/008:11:450
4384995530,19cyclictest0-21swapper/007:18:460
4384995525,22cyclictest0-21swapper/009:30:250
4384995523,25cyclictest0-21swapper/009:25:380
4385995411,31cyclictest0-21swapper/110:51:581
4384995332,15cyclictest0-21swapper/008:27:040
4384995331,16cyclictest0-21swapper/010:55:240
4384995314,32cyclictest0-21swapper/009:35:350
438599529,33cyclictest0-21swapper/112:01:591
438599529,33cyclictest0-21swapper/112:01:581
4384995230,16cyclictest0-21swapper/007:45:000
4384995229,17cyclictest0-21swapper/007:20:330
4384995124,19cyclictest0-21swapper/008:15:280
28972514,11sleep00-21swapper/008:35:110
227799510,4rtkit-daemon2276-21rtkit-daemon07:25:221
438499505,38cyclictest0-21swapper/008:46:530
227799490,4rtkit-daemon2276-21rtkit-daemon10:20:291
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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