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2025-12-04 - 04:35
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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 04, 2025 00:43:57)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
777699554407,48cyclictest0-21swapper/119:10:021
75372519498,14sleep10-21swapper/119:07:571
777499513429,78cyclictest0-21swapper/019:23:140
777499413307,75cyclictest0-21swapper/019:10:020
777699396329,31cyclictest0-21swapper/119:23:151
2168991170,4rtkit-daemon2167-21rtkit-daemon23:13:281
2168991150,4rtkit-daemon2167-21rtkit-daemon22:51:341
2168991150,4rtkit-daemon2167-21rtkit-daemon22:51:331
2168991140,4rtkit-daemon2167-21rtkit-daemon21:16:411
2168991130,4rtkit-daemon2167-21rtkit-daemon21:12:061
2168991130,4rtkit-daemon2167-21rtkit-daemon00:28:551
2168991130,4rtkit-daemon2167-21rtkit-daemon00:09:051
2168991130,3rtkit-daemon2167-21rtkit-daemon19:50:441
2168991120,4rtkit-daemon2167-21rtkit-daemon21:09:501
2168991120,4rtkit-daemon2167-21rtkit-daemon20:41:211
2168991120,4rtkit-daemon2167-21rtkit-daemon20:38:451
7774991119,96cyclictest0-21swapper/022:11:590
2168991110,4rtkit-daemon2167-21rtkit-daemon20:54:161
2168991110,3rtkit-daemon2167-21rtkit-daemon19:49:541
2168991110,3rtkit-daemon2167-21rtkit-daemon19:36:141
2168991100,32rtkit-daemon2167-21rtkit-daemon20:32:011
2168991090,4rtkit-daemon2167-21rtkit-daemon19:42:341
2168991090,31rtkit-daemon2167-21rtkit-daemon20:13:261
2168991090,3rtkit-daemon2167-21rtkit-daemon22:16:171
2168991090,3rtkit-daemon2167-21rtkit-daemon20:17:401
2168991070,4rtkit-daemon2167-21rtkit-daemon20:03:561
2168991060,4rtkit-daemon2167-21rtkit-daemon23:48:551
2168991060,4rtkit-daemon2167-21rtkit-daemon23:21:481
2168991060,4rtkit-daemon2167-21rtkit-daemon20:05:051
2168991060,3rtkit-daemon2167-21rtkit-daemon00:30:111
2168991060,28rtkit-daemon2167-21rtkit-daemon22:13:231
2168991050,4rtkit-daemon2167-21rtkit-daemon22:04:531
2168991050,4rtkit-daemon2167-21rtkit-daemon20:45:151
2168991050,4rtkit-daemon2167-21rtkit-daemon19:55:041
2168991050,3rtkit-daemon2167-21rtkit-daemon22:27:121
77749910311,30cyclictest0-21swapper/021:59:590
2168991030,4rtkit-daemon2167-21rtkit-daemon20:24:111
2168991030,4rtkit-daemon2167-21rtkit-daemon19:25:341
2168991030,4rtkit-daemon2167-21rtkit-daemon19:17:041
2168991030,31rtkit-daemon2167-21rtkit-daemon23:00:581
2168991030,3rtkit-daemon2167-21rtkit-daemon21:04:111
2168991020,4rtkit-daemon2167-21rtkit-daemon22:43:191
2168991010,4rtkit-daemon2167-21rtkit-daemon22:23:331
2168991010,4rtkit-daemon2167-21rtkit-daemon22:08:421
2168991010,32rtkit-daemon2167-21rtkit-daemon21:46:161
2168991010,30rtkit-daemon2167-21rtkit-daemon20:26:051
77749910013,20cyclictest0-21swapper/023:18:000
2168991000,4rtkit-daemon2167-21rtkit-daemon22:47:481
216899970,30rtkit-daemon2167-21rtkit-daemon21:42:071
216899920,3rtkit-daemon2167-21rtkit-daemon22:57:040
777499917,75cyclictest18945-21diskmemload21:50:580
7776999012,43cyclictest0-21swapper/119:31:591
216899880,3rtkit-daemon2167-21rtkit-daemon20:20:200
7776998613,34cyclictest0-21swapper/122:38:591
7776998518,35cyclictest0-21swapper/100:23:591
7776998511,33cyclictest0-21swapper/122:33:001
216899840,4rtkit-daemon2167-21rtkit-daemon19:57:060
7776998314,38cyclictest0-21swapper/123:32:581
7776998313,31cyclictest0-21swapper/123:39:591
7776998114,32cyclictest0-21swapper/123:15:591
7776998111,32cyclictest0-21swapper/100:10:591
7774998135,32cyclictest0-21swapper/020:30:590
7776997913,32cyclictest0-21swapper/122:59:591
7776997911,37cyclictest0-21swapper/123:53:581
216899790,5rtkit-daemon2167-21rtkit-daemon22:36:170
216899790,4rtkit-daemon2167-21rtkit-daemon21:12:400
7776997818,53cyclictest0-21swapper/120:58:581
7774997829,35cyclictest0-21swapper/022:06:580
7774997819,53cyclictest78950irq/46-eth0-tx-00:31:590
216899780,5rtkit-daemon2167-21rtkit-daemon20:37:560
216899780,4rtkit-daemon2167-21rtkit-daemon23:37:250
216899780,4rtkit-daemon2167-21rtkit-daemon23:29:250
216899780,4rtkit-daemon2167-21rtkit-daemon21:48:460
216899780,4rtkit-daemon2167-21rtkit-daemon21:24:521
216899780,4rtkit-daemon2167-21rtkit-daemon19:52:040
216899780,4rtkit-daemon2167-21rtkit-daemon19:41:390
216899780,4rtkit-daemon2167-21rtkit-daemon19:28:350
216899780,4rtkit-daemon2167-21rtkit-daemon00:22:260
7776997714,28cyclictest0-21swapper/121:55:581
216899770,4rtkit-daemon2167-21rtkit-daemon23:43:190
216899770,4rtkit-daemon2167-21rtkit-daemon23:22:380
216899770,4rtkit-daemon2167-21rtkit-daemon23:08:541
216899770,4rtkit-daemon2167-21rtkit-daemon23:08:390
216899770,4rtkit-daemon2167-21rtkit-daemon23:02:180
216899770,4rtkit-daemon2167-21rtkit-daemon22:50:240
216899770,4rtkit-daemon2167-21rtkit-daemon22:50:230
216899770,4rtkit-daemon2167-21rtkit-daemon22:47:280
216899770,4rtkit-daemon2167-21rtkit-daemon22:25:520
216899770,4rtkit-daemon2167-21rtkit-daemon22:23:180
216899770,4rtkit-daemon2167-21rtkit-daemon22:17:470
216899770,4rtkit-daemon2167-21rtkit-daemon21:44:010
216899770,4rtkit-daemon2167-21rtkit-daemon21:37:110
216899770,4rtkit-daemon2167-21rtkit-daemon21:31:060
216899770,4rtkit-daemon2167-21rtkit-daemon21:28:210
216899770,4rtkit-daemon2167-21rtkit-daemon21:05:400
216899770,4rtkit-daemon2167-21rtkit-daemon21:01:100
216899770,4rtkit-daemon2167-21rtkit-daemon20:58:150
216899770,4rtkit-daemon2167-21rtkit-daemon20:46:060
216899770,4rtkit-daemon2167-21rtkit-daemon20:41:350
216899770,4rtkit-daemon2167-21rtkit-daemon20:13:200
216899770,4rtkit-daemon2167-21rtkit-daemon20:05:410
216899770,4rtkit-daemon2167-21rtkit-daemon19:30:240
216899770,4rtkit-daemon2167-21rtkit-daemon19:15:050
216899770,4rtkit-daemon2167-21rtkit-daemon00:36:000
216899770,4rtkit-daemon2167-21rtkit-daemon00:25:500
216899770,4rtkit-daemon2167-21rtkit-daemon00:16:551
216899770,4rtkit-daemon2167-21rtkit-daemon00:15:400
216899770,4rtkit-daemon2167-21rtkit-daemon00:07:450
216899770,3rtkit-daemon2167-21rtkit-daemon23:53:440
216899770,3rtkit-daemon2167-21rtkit-daemon22:32:480
216899770,3rtkit-daemon2167-21rtkit-daemon00:37:401
216899760,4rtkit-daemon2167-21rtkit-daemon23:55:450
216899760,4rtkit-daemon2167-21rtkit-daemon23:55:440
216899760,4rtkit-daemon2167-21rtkit-daemon23:34:440
216899760,4rtkit-daemon2167-21rtkit-daemon23:25:551
216899760,4rtkit-daemon2167-21rtkit-daemon22:40:180
216899760,4rtkit-daemon2167-21rtkit-daemon22:00:520
216899760,4rtkit-daemon2167-21rtkit-daemon21:25:211
216899760,4rtkit-daemon2167-21rtkit-daemon21:21:470
216899760,4rtkit-daemon2167-21rtkit-daemon21:16:360
216899760,4rtkit-daemon2167-21rtkit-daemon20:53:400
216899760,4rtkit-daemon2167-21rtkit-daemon20:27:560
216899760,4rtkit-daemon2167-21rtkit-daemon20:16:360
216899760,4rtkit-daemon2167-21rtkit-daemon20:01:250
216899760,4rtkit-daemon2167-21rtkit-daemon19:47:300
216899760,4rtkit-daemon2167-21rtkit-daemon19:37:200
216899760,4rtkit-daemon2167-21rtkit-daemon00:11:160
216899760,4rtkit-daemon2167-21rtkit-daemon00:03:101
216899760,3rtkit-daemon2167-21rtkit-daemon23:45:250
216899750,4rtkit-daemon2167-21rtkit-daemon23:56:401
216899750,4rtkit-daemon2167-21rtkit-daemon23:56:391
216899750,4rtkit-daemon2167-21rtkit-daemon23:41:341
216899750,4rtkit-daemon2167-21rtkit-daemon23:10:030
216899750,4rtkit-daemon2167-21rtkit-daemon21:36:261
216899750,4rtkit-daemon2167-21rtkit-daemon21:32:271
216899750,4rtkit-daemon2167-21rtkit-daemon00:01:300
216899750,3rtkit-daemon2167-21rtkit-daemon21:51:371
643027028,30sleep00-21swapper/019:05:180
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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