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2024-11-22 - 09:05
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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 376 highest latencies:
System rack1slot8.osadl.org (updated Fri Nov 22, 2024 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
263309918171750,50cyclictest0-21swapper/019:10:030
2633099884803,53cyclictest0-21swapper/019:21:390
2633199823740,50cyclictest0-21swapper/119:21:381
258862719695,16sleep00-21swapper/019:05:570
26331995674,546cyclictest0-21swapper/119:10:021
2168991120,4rtkit-daemon2167-21rtkit-daemon00:09:081
2168991110,4rtkit-daemon2167-21rtkit-daemon00:18:431
2168991100,4rtkit-daemon2167-21rtkit-daemon22:26:361
2168991100,4rtkit-daemon2167-21rtkit-daemon20:28:101
2168991090,4rtkit-daemon2167-21rtkit-daemon00:22:391
2168991080,4rtkit-daemon2167-21rtkit-daemon22:09:401
2168991080,4rtkit-daemon2167-21rtkit-daemon20:06:341
2168991080,4rtkit-daemon2167-21rtkit-daemon19:39:091
2168991070,4rtkit-daemon2167-21rtkit-daemon23:18:171
2168991070,4rtkit-daemon2167-21rtkit-daemon21:03:141
2168991070,4rtkit-daemon2167-21rtkit-daemon19:53:431
2168991060,4rtkit-daemon2167-21rtkit-daemon20:30:141
2168991060,4rtkit-daemon2167-21rtkit-daemon19:30:531
2168991060,3rtkit-daemon2167-21rtkit-daemon22:34:021
263309910585,15cyclictest0-21swapper/022:48:590
2168991050,4rtkit-daemon2167-21rtkit-daemon23:47:121
2168991050,4rtkit-daemon2167-21rtkit-daemon21:34:301
2168991050,4rtkit-daemon2167-21rtkit-daemon19:56:091
2168991050,3rtkit-daemon2167-21rtkit-daemon21:39:061
2168991050,3rtkit-daemon2167-21rtkit-daemon21:39:051
2168991040,4rtkit-daemon2167-21rtkit-daemon22:23:471
2168991040,3rtkit-daemon2167-21rtkit-daemon21:18:451
2168991020,4rtkit-daemon2167-21rtkit-daemon00:12:531
2168991000,4rtkit-daemon2167-21rtkit-daemon23:21:031
2168991000,4rtkit-daemon2167-21rtkit-daemon21:24:551
2168991000,4rtkit-daemon2167-21rtkit-daemon20:47:401
26330999879,14cyclictest0-21swapper/020:45:000
26331998611,63cyclictest0-21swapper/119:28:001
216899860,4rtkit-daemon2167-21rtkit-daemon23:51:180
216899860,4rtkit-daemon2167-21rtkit-daemon21:25:400
26330998313,64cyclictest0-21swapper/022:39:590
216899820,4rtkit-daemon2167-21rtkit-daemon00:16:130
216899810,4rtkit-daemon2167-21rtkit-daemon19:27:030
216899800,4rtkit-daemon2167-21rtkit-daemon23:00:470
2633199785,57cyclictest0-21swapper/100:02:581
216899780,5rtkit-daemon1854-21latency_hist22:00:001
216899780,12rtkit-daemon0-21swapper/020:22:241
216899770,4rtkit-daemon28314-21ssh00:39:281
216899770,12rtkit-daemon0-21swapper/019:42:431
2512127527,23sleep10-21swapper/119:05:151
216899750,4rtkit-daemon2167-21rtkit-daemon22:27:560
216899750,4rtkit-daemon2167-21rtkit-daemon20:25:090
216899750,12rtkit-daemon0-21swapper/020:59:501
216899740,12rtkit-daemon0-21swapper/020:11:131
216899730,4rtkit-daemon2167-21rtkit-daemon21:13:350
216899730,12rtkit-daemon0-21swapper/023:11:581
216899730,11rtkit-daemon0-21swapper/023:53:121
26330997214,51cyclictest0-21swapper/022:20:580
216899720,4rtkit-daemon2167-21rtkit-daemon22:19:211
216899720,4rtkit-daemon2167-21rtkit-daemon21:07:540
216899720,3rtkit-daemon2167-21rtkit-daemon19:47:141
216899720,11rtkit-daemon0-21swapper/020:39:251
216899710,5rtkit-daemon2167-21rtkit-daemon21:51:400
216899710,4rtkit-daemon2167-21rtkit-daemon23:11:330
216899710,4rtkit-daemon2167-21rtkit-daemon22:51:120
216899710,4rtkit-daemon2167-21rtkit-daemon22:13:120
216899710,4rtkit-daemon2167-21rtkit-daemon20:14:550
216899710,4rtkit-daemon2167-21rtkit-daemon19:59:580
216899710,4rtkit-daemon2167-21rtkit-daemon19:42:240
216899710,12rtkit-daemon0-21swapper/022:36:011
86482700,5sleep08647-21ssh23:06:220
26330997017,46cyclictest0-21swapper/019:35:000
216899700,4rtkit-daemon2167-21rtkit-daemon23:41:480
216899700,4rtkit-daemon2167-21rtkit-daemon23:37:220
216899700,4rtkit-daemon2167-21rtkit-daemon23:26:570
216899700,4rtkit-daemon2167-21rtkit-daemon22:31:170
216899700,4rtkit-daemon2167-21rtkit-daemon21:19:340
216899700,4rtkit-daemon2167-21rtkit-daemon21:02:050
216899700,4rtkit-daemon2167-21rtkit-daemon19:45:030
216899700,4rtkit-daemon2167-21rtkit-daemon00:10:440
26330996918,42cyclictest0-21swapper/023:15:150
26330996912,50cyclictest0-21swapper/021:42:580
216899690,4rtkit-daemon2167-21rtkit-daemon21:39:150
216899690,4rtkit-daemon2167-21rtkit-daemon21:39:150
216899690,4rtkit-daemon2167-21rtkit-daemon20:50:350
216899690,4rtkit-daemon2167-21rtkit-daemon20:38:140
216899690,4rtkit-daemon2167-21rtkit-daemon19:15:030
216899690,4rtkit-daemon2167-21rtkit-daemon00:00:090
216899690,3rtkit-daemon2167-21rtkit-daemon21:24:200
216899690,3rtkit-daemon2167-21rtkit-daemon20:49:190
216899680,4rtkit-daemon2167-21rtkit-daemon20:56:040
216899680,4rtkit-daemon2167-21rtkit-daemon20:16:290
26330996753,5cyclictest5192-21ssh23:59:590
216899670,4rtkit-daemon2167-21rtkit-daemon22:06:400
216899670,4rtkit-daemon2167-21rtkit-daemon22:04:110
216899670,4rtkit-daemon2167-21rtkit-daemon21:34:150
216899670,4rtkit-daemon2167-21rtkit-daemon00:29:430
216899670,3rtkit-daemon2167-21rtkit-daemon22:53:171
216899670,3rtkit-daemon2167-21rtkit-daemon22:43:170
216899660,4rtkit-daemon2167-21rtkit-daemon22:19:010
216899660,4rtkit-daemon2167-21rtkit-daemon20:01:390
216899660,4rtkit-daemon2167-21rtkit-daemon00:32:240
216899660,3rtkit-daemon1150-21nscd22:01:261
26331996513,36cyclictest0-21swapper/119:17:001
26331996512,34cyclictest0-21swapper/120:20:001
216899650,4rtkit-daemon2167-21rtkit-daemon22:56:010
216899650,4rtkit-daemon2167-21rtkit-daemon21:55:050
216899650,4rtkit-daemon2167-21rtkit-daemon20:33:150
216899650,4rtkit-daemon2167-21rtkit-daemon20:09:130
216899650,4rtkit-daemon2167-21rtkit-daemon19:38:330
216899650,4rtkit-daemon2167-21rtkit-daemon00:20:340
216899650,3rtkit-daemon2167-21rtkit-daemon22:48:561
216899640,4rtkit-daemon2167-21rtkit-daemon23:22:430
216899640,4rtkit-daemon2167-21rtkit-daemon21:49:200
216899640,4rtkit-daemon2167-21rtkit-daemon20:20:300
216899640,4rtkit-daemon2167-21rtkit-daemon19:50:340
216899640,4rtkit-daemon2167-21rtkit-daemon00:36:130
216899640,4rtkit-daemon2167-21rtkit-daemon00:07:180
216899640,3rtkit-daemon2167-21rtkit-daemon23:45:370
26331996316,33cyclictest0-21swapper/120:45:001
26331996315,32cyclictest0-21swapper/121:46:581
26331996314,34cyclictest0-21swapper/123:27:581
26331996314,34cyclictest0-21swapper/121:08:591
216899630,4rtkit-daemon2167-21rtkit-daemon00:30:491
216899630,3rtkit-daemon2167-21rtkit-daemon23:32:130
26331996216,31cyclictest0-21swapper/123:01:591
26331996214,33cyclictest0-21swapper/122:12:591
26331996211,32cyclictest0-21swapper/120:00:591
216899620,4rtkit-daemon2167-21rtkit-daemon21:52:011
26331996114,29cyclictest0-21swapper/123:57:591
26331996113,32cyclictest0-21swapper/121:28:591
26331996113,30cyclictest0-21swapper/123:39:581
26331996012,32cyclictest0-21swapper/123:35:001
26331996011,33cyclictest0-21swapper/120:50:591
26331996011,31cyclictest0-21swapper/121:11:591
26331995814,28cyclictest0-21swapper/123:05:581
26331995614,31cyclictest0-21swapper/122:55:591
26331995613,29cyclictest0-21swapper/121:42:001
26331995612,30cyclictest0-21swapper/123:40:581
26331995212,27cyclictest0-21swapper/122:42:591
211212525,14sleep10-21swapper/100:25:301
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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