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2023-12-09 - 00:33
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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 highest latencies:
System rack1slot8.osadl.org (updated Fri Dec 08, 2023 12:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
1684499892806,80cyclictest0-21swapper/007:40:000
1684499832749,77cyclictest0-21swapper/007:10:040
1684599830758,38cyclictest0-21swapper/107:39:591
1684599764699,32cyclictest0-21swapper/107:10:051
166432672636,28sleep10-21swapper/107:08:261
151572436413,16sleep00-21swapper/007:05:090
2277991210,4rtkit-daemon2276-21rtkit-daemon09:41:460
2277991100,4rtkit-daemon2276-21rtkit-daemon11:42:591
102432990,5sleep00-21swapper/008:20:200
227799890,7rtkit-daemon0-21swapper/007:21:090
227799840,4rtkit-daemon2276-21rtkit-daemon11:17:030
16845998417,54cyclictest0-21swapper/108:25:591
157662840,16sleep01684499cyclictest10:38:490
1684599839,64cyclictest29392-21ssh09:10:591
227799810,4rtkit-daemon2276-21rtkit-daemon10:15:280
227799800,4rtkit-daemon2276-21rtkit-daemon09:17:520
91522770,13sleep00-21swapper/010:26:500
91522770,13sleep00-21swapper/010:26:490
227799770,4rtkit-daemon2276-21rtkit-daemon08:45:210
227799750,4rtkit-daemon2276-21rtkit-daemon10:10:421
16845997317,36cyclictest0-21swapper/111:57:581
227799720,4rtkit-daemon2276-21rtkit-daemon12:18:341
227799700,4rtkit-daemon2276-21rtkit-daemon11:38:081
227799700,4rtkit-daemon2276-21rtkit-daemon08:18:401
227799700,4rtkit-daemon2276-21rtkit-daemon07:43:300
227799690,4rtkit-daemon2276-21rtkit-daemon11:52:341
227799690,4rtkit-daemon2276-21rtkit-daemon11:29:281
227799690,4rtkit-daemon2276-21rtkit-daemon07:20:351
227799690,3rtkit-daemon2276-21rtkit-daemon08:57:511
16845996916,37cyclictest0-21swapper/107:40:591
16845996916,36cyclictest0-21swapper/107:29:581
227799680,3rtkit-daemon2276-21rtkit-daemon08:48:501
16844996813,49cyclictest0-21swapper/010:24:580
227799670,3rtkit-daemon2276-21rtkit-daemon12:11:051
227799670,3rtkit-daemon2276-21rtkit-daemon08:43:261
16845996713,36cyclictest0-21swapper/108:36:591
227799660,4rtkit-daemon2276-21rtkit-daemon08:56:410
227799660,3rtkit-daemon2276-21rtkit-daemon12:35:141
16845996617,29cyclictest0-21swapper/110:24:591
16844996656,5cyclictest30490-21ssh11:03:590
227799650,4rtkit-daemon2276-21rtkit-daemon12:14:100
16845996523,32cyclictest0-21swapper/111:12:591
16845996516,34cyclictest0-21swapper/110:03:581
16845996513,35cyclictest0-21swapper/111:47:581
16844996554,6cyclictest12978-21ssh09:40:000
227799640,4rtkit-daemon2276-21rtkit-daemon09:54:421
16845996429,28cyclictest0-21swapper/110:34:351
16845996416,35cyclictest0-21swapper/111:06:581
16845996415,33cyclictest0-21swapper/109:25:581
16845996413,35cyclictest0-21swapper/109:47:591
227799630,4rtkit-daemon2276-21rtkit-daemon10:55:121
1684499639,48cyclictest0-21swapper/010:00:580
16844996332,25cyclictest0-21swapper/011:52:210
16844996312,45cyclictest0-21swapper/007:48:590
83612625,14sleep00-21swapper/011:20:340
227799620,5rtkit-daemon3-21ksoftirqd/010:41:030
227799620,4rtkit-daemon2276-21rtkit-daemon09:24:210
16845996219,30cyclictest0-21swapper/109:07:581
16845996218,30cyclictest0-21swapper/108:08:581
16845996218,28cyclictest0-21swapper/109:02:591
16845996216,29cyclictest0-21swapper/108:01:591
16845996213,33cyclictest0-21swapper/108:21:591
16844996237,16cyclictest0-21swapper/011:41:180
16844996231,22cyclictest0-21swapper/009:50:360
133922625,16sleep10-21swapper/110:35:071
227799610,4rtkit-daemon2276-21rtkit-daemon09:20:571
227799610,20rtkit-daemon2276-21rtkit-daemon12:33:000
16845996117,29cyclictest0-21swapper/111:24:591
16845996112,35cyclictest0-21swapper/110:46:581
1684499619,45cyclictest0-21swapper/012:35:200
1684499615,45cyclictest0-21swapper/010:50:320
16844996133,21cyclictest0-21swapper/012:24:330
16844996128,26cyclictest0-21swapper/012:03:380
16845996019,27cyclictest0-21swapper/108:13:591
16844996030,24cyclictest0-21swapper/010:10:250
16845995918,28cyclictest0-21swapper/112:20:591
16845995914,35cyclictest0-21swapper/111:00:591
1684499596,46cyclictest0-21swapper/011:31:470
16844995932,21cyclictest0-21swapper/009:30:370
16844995915,36cyclictest0-21swapper/012:15:320
16845995814,29cyclictest0-21swapper/112:32:591
16845995814,29cyclictest0-21swapper/109:15:591
16845995813,33cyclictest0-21swapper/109:42:591
16845995813,31cyclictest0-21swapper/110:28:591
16845995813,31cyclictest0-21swapper/110:28:581
1684499587,43cyclictest0-21swapper/011:05:290
1684499587,34cyclictest0-21swapper/011:55:210
16844995835,16cyclictest0-21swapper/011:25:280
16844995834,18cyclictest0-21swapper/009:48:570
16844995832,16cyclictest0-21swapper/011:46:340
16844995827,25cyclictest0-21swapper/010:05:120
16844995814,39cyclictest0-21swapper/007:56:590
16845995716,27cyclictest0-21swapper/109:59:001
16845995716,27cyclictest0-21swapper/109:58:591
16845995712,30cyclictest0-21swapper/107:31:591
1684499576,44cyclictest0-21swapper/011:10:330
1684499576,43cyclictest0-21swapper/010:55:020
16844995723,16cyclictest0-21swapper/012:25:540
16844995711,39cyclictest0-21swapper/008:28:590
16845995615,29cyclictest0-21swapper/112:07:581
16845995613,33cyclictest0-21swapper/108:51:591
16845995613,30cyclictest0-21swapper/109:38:591
1684499567,42cyclictest0-21swapper/011:35:340
1684499567,32cyclictest0-21swapper/007:25:350
16844995634,16cyclictest0-21swapper/009:57:100
16844995634,16cyclictest0-21swapper/009:57:100
16844995622,14cyclictest0-21swapper/009:29:130
162322565,16sleep00-21swapper/008:35:340
29432555,15sleep00-21swapper/008:00:240
1684599559,40cyclictest0-21swapper/107:15:041
1684599559,32cyclictest0-21swapper/107:46:581
16845995516,25cyclictest0-21swapper/110:50:591
16845995512,31cyclictest0-21swapper/111:18:581
1684499555,33cyclictest0-21swapper/008:35:000
16844995533,16cyclictest0-21swapper/007:15:290
16844995532,17cyclictest0-21swapper/007:50:180
16844995527,22cyclictest0-21swapper/012:06:070
16844995521,28cyclictest0-21swapper/010:33:050
29062544,12sleep10-21swapper/110:15:461
16845995414,29cyclictest0-21swapper/108:33:591
1684499546,41cyclictest0-21swapper/008:15:300
1684499545,42cyclictest0-21swapper/008:42:410
16844995423,15cyclictest0-21swapper/009:05:000
16844995418,29cyclictest0-21swapper/010:45:280
16844995418,29cyclictest0-21swapper/009:07:000
16844995416,32cyclictest0-21swapper/008:09:590
324662534,11sleep10-21swapper/112:02:541
1684599538,38cyclictest0-21swapper/109:33:111
1684499538,37cyclictest0-21swapper/008:50:270
1684499536,31cyclictest0-21swapper/008:10:300
1684499535,41cyclictest0-21swapper/009:11:400
182302524,11sleep10-21swapper/110:42:191
16845995213,30cyclictest0-21swapper/110:07:591
16845995212,28cyclictest0-21swapper/107:50:591
1684499516,18cyclictest0-21swapper/007:30:340
23142504,12sleep10-21swapper/107:57:331
1684599505,38cyclictest0-21swapper/112:25:041
145892484,12sleep10-21swapper/111:31:071
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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