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2024-04-24 - 03:53
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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 Wed Apr 24, 2024 00:44:01)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3070099456418,25cyclictest0-21swapper/119:10:061
3069999417336,52cyclictest0-21swapper/019:35:200
3069999417336,52cyclictest0-21swapper/019:35:200
3070099365282,49cyclictest0-21swapper/119:35:201
3070099365282,49cyclictest0-21swapper/119:35:201
3069999362287,66cyclictest0-21swapper/019:10:060
295542286262,16sleep00-21swapper/019:05:220
33962980,4sleep03394-21missed_timers19:25:150
33962980,4sleep03394-21missed_timers19:25:140
3070099977,73cyclictest0-21swapper/121:40:591
66262870,4sleep013-21rcu_preempt21:05:130
227799810,4rtkit-daemon32101-21ssh23:44:121
227799790,4rtkit-daemon2276-21rtkit-daemon19:55:280
227799790,4rtkit-daemon2276-21rtkit-daemon19:55:280
30700997811,52cyclictest0-21swapper/120:57:591
227799770,4rtkit-daemon2276-21rtkit-daemon22:25:511
227799770,4rtkit-daemon2276-21rtkit-daemon19:50:281
227799760,4rtkit-daemon2276-21rtkit-daemon21:11:341
30699997562,9cyclictest0-21swapper/023:17:590
227799750,8rtkit-daemon0-21swapper/019:49:130
227799750,8rtkit-daemon0-21swapper/019:49:130
227799750,4rtkit-daemon2276-21rtkit-daemon21:37:551
227799750,4rtkit-daemon2276-21rtkit-daemon21:37:551
227799750,4rtkit-daemon2276-21rtkit-daemon21:28:540
227799750,30rtkit-daemon7922-21ssh23:57:471
30700997418,36cyclictest0-21swapper/120:04:591
227799740,4rtkit-daemon2276-21rtkit-daemon23:34:220
227799740,4rtkit-daemon2276-21rtkit-daemon20:10:131
227799730,4rtkit-daemon2276-21rtkit-daemon22:21:051
3023227233,27sleep10-21swapper/119:05:451
227799720,4rtkit-daemon2276-21rtkit-daemon23:22:121
227799720,4rtkit-daemon2276-21rtkit-daemon21:59:100
227799720,4rtkit-daemon2276-21rtkit-daemon21:34:500
227799720,4rtkit-daemon2276-21rtkit-daemon20:29:340
227799720,4rtkit-daemon2276-21rtkit-daemon20:22:131
227799710,4rtkit-daemon2276-21rtkit-daemon22:35:460
227799710,4rtkit-daemon2276-21rtkit-daemon21:46:501
227799710,4rtkit-daemon2276-21rtkit-daemon21:21:390
227799710,4rtkit-daemon2276-21rtkit-daemon19:28:581
227799710,4rtkit-daemon2276-21rtkit-daemon19:28:581
227799710,4rtkit-daemon2276-21rtkit-daemon00:20:380
3069999706,56cyclictest0-21swapper/023:51:590
30699997016,34cyclictest0-21swapper/023:45:280
227799700,4rtkit-daemon2276-21rtkit-daemon23:42:220
227799700,4rtkit-daemon2276-21rtkit-daemon23:05:060
227799700,4rtkit-daemon2276-21rtkit-daemon22:44:060
227799700,4rtkit-daemon2276-21rtkit-daemon21:54:550
227799700,4rtkit-daemon2276-21rtkit-daemon21:48:150
227799700,4rtkit-daemon2276-21rtkit-daemon21:16:441
227799700,4rtkit-daemon2276-21rtkit-daemon21:03:240
227799700,4rtkit-daemon2276-21rtkit-daemon20:52:240
227799700,4rtkit-daemon2276-21rtkit-daemon20:36:090
227799700,4rtkit-daemon2276-21rtkit-daemon19:23:330
227799700,4rtkit-daemon2276-21rtkit-daemon19:23:330
30700996916,36cyclictest0-21swapper/100:04:591
3069999695,56cyclictest0-21swapper/000:05:590
227799690,4rtkit-daemon2276-21rtkit-daemon23:11:110
227799690,4rtkit-daemon2276-21rtkit-daemon22:54:410
227799690,4rtkit-daemon2276-21rtkit-daemon22:13:550
227799690,4rtkit-daemon2276-21rtkit-daemon21:56:551
227799690,4rtkit-daemon2276-21rtkit-daemon20:45:290
227799690,3rtkit-daemon2276-21rtkit-daemon20:43:040
30699996826,22cyclictest0-21swapper/000:13:000
227799680,4rtkit-daemon2276-21rtkit-daemon22:34:260
227799680,4rtkit-daemon2276-21rtkit-daemon00:38:131
227799680,4rtkit-daemon2276-21rtkit-daemon00:38:131
227799670,4rtkit-daemon2276-21rtkit-daemon23:55:520
227799670,4rtkit-daemon2276-21rtkit-daemon20:32:390
227799670,4rtkit-daemon2276-21rtkit-daemon19:34:031
227799670,4rtkit-daemon2276-21rtkit-daemon19:34:031
227799670,4rtkit-daemon2276-21rtkit-daemon19:19:231
227799670,4rtkit-daemon2276-21rtkit-daemon00:38:580
227799670,4rtkit-daemon2276-21rtkit-daemon00:38:570
227799670,4rtkit-daemon2276-21rtkit-daemon00:34:080
227799670,4rtkit-daemon2276-21rtkit-daemon00:29:280
227799670,4rtkit-daemon2276-21rtkit-daemon00:29:280
30700996613,35cyclictest0-21swapper/123:04:591
30700996613,34cyclictest0-21swapper/122:52:591
30700996610,38cyclictest0-21swapper/121:06:591
227799660,4rtkit-daemon2276-21rtkit-daemon23:27:071
227799660,4rtkit-daemon2276-21rtkit-daemon23:03:260
227799660,4rtkit-daemon2276-21rtkit-daemon21:13:340
227799660,4rtkit-daemon2276-21rtkit-daemon00:29:531
227799660,4rtkit-daemon2276-21rtkit-daemon00:29:531
227799660,4rtkit-daemon2276-21rtkit-daemon00:01:270
30700996518,31cyclictest0-21swapper/122:13:591
30700996517,32cyclictest0-21swapper/120:07:591
30700996516,31cyclictest0-21swapper/122:38:591
30700996512,36cyclictest0-21swapper/100:23:591
30699996544,15cyclictest0-21swapper/021:43:590
227799650,4rtkit-daemon2276-21rtkit-daemon22:22:400
227799650,4rtkit-daemon2276-21rtkit-daemon21:51:401
227799650,4rtkit-daemon2276-21rtkit-daemon21:15:590
227799650,4rtkit-daemon2276-21rtkit-daemon19:47:181
227799650,4rtkit-daemon2276-21rtkit-daemon19:47:181
3070099647,48cyclictest0-21swapper/122:15:591
30700996416,35cyclictest0-21swapper/119:24:001
30700996416,35cyclictest0-21swapper/119:24:001
30700996414,34cyclictest0-21swapper/122:46:591
30700996414,33cyclictest0-21swapper/120:48:591
30700996413,35cyclictest0-21swapper/123:33:591
30700996413,33cyclictest0-21swapper/120:16:001
30699996425,30cyclictest0-21swapper/022:30:010
30699996417,39cyclictest0-21swapper/022:05:590
227799640,4rtkit-daemon2276-21rtkit-daemon22:02:150
227799640,4rtkit-daemon2276-21rtkit-daemon21:36:250
227799640,4rtkit-daemon2276-21rtkit-daemon21:36:240
30700996317,31cyclictest0-21swapper/123:52:001
30700996316,33cyclictest0-21swapper/120:30:001
30700996314,32cyclictest0-21swapper/123:16:591
30700996313,34cyclictest0-21swapper/122:09:001
3069999636,40cyclictest0-21swapper/022:17:070
227799630,9rtkit-daemon0-21swapper/020:11:430
227799630,8rtkit-daemon0-21swapper/022:47:410
227799630,8rtkit-daemon0-21swapper/020:17:330
227799630,8rtkit-daemon0-21swapper/019:51:530
227799630,7rtkit-daemon0-21swapper/020:02:130
227799630,4rtkit-daemon2276-21rtkit-daemon23:37:120
227799630,4rtkit-daemon2276-21rtkit-daemon21:32:341
30700996230,16cyclictest23305-21ssh22:30:591
30700996214,35cyclictest0-21swapper/120:32:591
227799620,8rtkit-daemon0-21swapper/020:09:530
227799620,7rtkit-daemon0-21swapper/020:24:030
227799620,7rtkit-daemon0-21swapper/000:16:080
227799620,4rtkit-daemon2276-21rtkit-daemon23:29:120
30700996117,33cyclictest0-21swapper/121:01:591
30700996115,36cyclictest0-21swapper/100:07:591
3069999615,30cyclictest0-21swapper/023:22:090
227799610,9rtkit-daemon0-21swapper/020:59:290
227799610,8rtkit-daemon0-21swapper/022:55:360
227799610,8rtkit-daemon0-21swapper/019:41:180
227799610,11rtkit-daemon0-21swapper/019:32:580
227799610,11rtkit-daemon0-21swapper/019:32:570
3070099607,44cyclictest0-21swapper/121:20:251
30700996014,35cyclictest0-21swapper/122:55:591
227799600,12rtkit-daemon0-21swapper/019:17:430
30700995913,28cyclictest0-21swapper/120:37:591
30700995912,34cyclictest0-21swapper/123:47:591
138102595,15sleep10-21swapper/123:10:361
30700995814,32cyclictest0-21swapper/122:00:591
30700995813,32cyclictest0-21swapper/119:56:591
30700995813,32cyclictest0-21swapper/119:56:591
30700995812,31cyclictest0-21swapper/122:40:591
30700995717,27cyclictest0-21swapper/121:26:591
30700995711,36cyclictest0-21swapper/100:11:591
30700995513,29cyclictest0-21swapper/119:44:591
30700995512,30cyclictest0-21swapper/100:30:591
30700995413,29cyclictest0-21swapper/123:40:001
30700995110,36cyclictest0-21swapper/120:51:391
189312514,12sleep10-21swapper/100:16:081
30700995011,29cyclictest0-21swapper/120:41:591
3070099479,27cyclictest0-21swapper/123:05:591
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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