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2025-11-22 - 01:35
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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 all highest latencies:
System rack1slot8.osadl.org (updated Sat Nov 22, 2025 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
199152707683,16sleep00-21swapper/019:06:490
2026599416342,66cyclictest0-21swapper/019:10:530
2026599388316,30cyclictest5812-21ssh21:20:220
2026699318275,28cyclictest0-21swapper/119:10:521
200662307286,15sleep10-21swapper/119:08:191
2168991150,4rtkit-daemon2167-21rtkit-daemon23:41:241
2168991120,5rtkit-daemon2167-21rtkit-daemon00:02:341
2168991120,4rtkit-daemon2167-21rtkit-daemon21:03:151
2168991110,4rtkit-daemon2167-21rtkit-daemon23:21:281
2168991110,4rtkit-daemon2167-21rtkit-daemon22:59:581
2168991110,4rtkit-daemon2167-21rtkit-daemon21:15:411
2168991110,4rtkit-daemon2167-21rtkit-daemon20:48:351
2168991110,4rtkit-daemon2167-21rtkit-daemon20:06:151
2168991100,4rtkit-daemon2167-21rtkit-daemon23:58:541
2168991100,4rtkit-daemon2167-21rtkit-daemon22:28:171
2168991100,4rtkit-daemon2167-21rtkit-daemon21:27:461
2168991100,3rtkit-daemon2167-21rtkit-daemon22:44:381
2168991090,4rtkit-daemon2167-21rtkit-daemon23:54:091
2168991090,4rtkit-daemon2167-21rtkit-daemon23:36:141
2168991090,4rtkit-daemon2167-21rtkit-daemon23:33:541
2168991090,4rtkit-daemon2167-21rtkit-daemon20:16:451
2168991090,4rtkit-daemon2167-21rtkit-daemon19:36:541
2168991090,4rtkit-daemon2167-21rtkit-daemon19:33:031
2168991080,4rtkit-daemon2167-21rtkit-daemon21:52:271
2168991080,4rtkit-daemon2167-21rtkit-daemon19:44:191
2168991070,4rtkit-daemon2167-21rtkit-daemon21:55:471
2168991070,4rtkit-daemon2167-21rtkit-daemon21:34:261
2168991050,3rtkit-daemon2167-21rtkit-daemon21:37:211
202669910512,64cyclictest0-21swapper/119:15:591
2168991040,4rtkit-daemon2167-21rtkit-daemon22:30:571
2168991040,4rtkit-daemon2167-21rtkit-daemon22:30:571
20266999714,76cyclictest0-21swapper/120:42:591
20266999613,76cyclictest0-21swapper/123:46:001
20265999581,9cyclictest0-21swapper/023:11:590
216899920,4rtkit-daemon2167-21rtkit-daemon21:17:310
216899900,4rtkit-daemon2167-21rtkit-daemon21:35:560
216899900,4rtkit-daemon2167-21rtkit-daemon20:00:400
216899890,4rtkit-daemon2167-21rtkit-daemon20:31:100
20265998714,67cyclictest0-21swapper/023:51:590
216899860,4rtkit-daemon2167-21rtkit-daemon20:12:400
216899830,4rtkit-daemon2167-21rtkit-daemon23:20:430
216899830,4rtkit-daemon2167-21rtkit-daemon22:33:120
216899830,4rtkit-daemon2167-21rtkit-daemon22:33:110
216899830,4rtkit-daemon2167-21rtkit-daemon19:56:500
216899820,4rtkit-daemon2167-21rtkit-daemon00:05:330
216899780,4rtkit-daemon2167-21rtkit-daemon00:10:240
216899780,18rtkit-daemon2167-21rtkit-daemon20:22:000
216899770,5rtkit-daemon2167-21rtkit-daemon23:30:590
216899770,4rtkit-daemon2167-21rtkit-daemon21:15:010
216899760,3rtkit-daemon2167-21rtkit-daemon00:38:490
216899750,4rtkit-daemon2167-21rtkit-daemon20:02:451
216899730,4rtkit-daemon2167-21rtkit-daemon22:07:420
216899730,32rtkit-daemon2167-21rtkit-daemon19:21:131
216899720,4rtkit-daemon2167-21rtkit-daemon20:26:400
216899720,4rtkit-daemon2167-21rtkit-daemon19:44:500
216899720,31rtkit-daemon31276-21diskmemload22:39:520
216899710,4rtkit-daemon2167-21rtkit-daemon23:49:580
216899710,4rtkit-daemon2167-21rtkit-daemon23:17:520
216899710,4rtkit-daemon2167-21rtkit-daemon22:22:160
216899710,4rtkit-daemon2167-21rtkit-daemon21:29:410
216899710,4rtkit-daemon2167-21rtkit-daemon21:08:210
216899710,4rtkit-daemon2167-21rtkit-daemon20:55:410
216899710,4rtkit-daemon2167-21rtkit-daemon20:53:010
216899710,4rtkit-daemon2167-21rtkit-daemon20:49:500
216899710,4rtkit-daemon2167-21rtkit-daemon20:36:350
216899710,4rtkit-daemon2167-21rtkit-daemon20:15:500
216899710,4rtkit-daemon2167-21rtkit-daemon20:07:050
216899710,4rtkit-daemon2167-21rtkit-daemon19:20:390
216899710,4rtkit-daemon2167-21rtkit-daemon00:26:390
216899710,4rtkit-daemon2167-21rtkit-daemon00:19:480
216899710,12rtkit-daemon0-21swapper/019:57:001
216899700,4rtkit-daemon2167-21rtkit-daemon23:37:580
216899700,4rtkit-daemon2167-21rtkit-daemon22:50:530
216899700,4rtkit-daemon2167-21rtkit-daemon22:44:080
216899700,4rtkit-daemon2167-21rtkit-daemon22:13:160
216899700,4rtkit-daemon2167-21rtkit-daemon21:46:510
216899700,4rtkit-daemon2167-21rtkit-daemon19:45:050
216899700,4rtkit-daemon2167-21rtkit-daemon19:38:540
216899700,4rtkit-daemon2167-21rtkit-daemon19:32:390
216899700,3rtkit-daemon23013-21ssh22:45:520
20265997026,38cyclictest0-21swapper/022:02:580
216899690,4rtkit-daemon2167-21rtkit-daemon23:59:280
216899690,4rtkit-daemon2167-21rtkit-daemon23:43:490
216899690,4rtkit-daemon2167-21rtkit-daemon22:29:420
216899690,4rtkit-daemon2167-21rtkit-daemon21:00:460
216899690,4rtkit-daemon2167-21rtkit-daemon20:44:340
216899690,4rtkit-daemon2167-21rtkit-daemon19:15:040
216899690,4rtkit-daemon2167-21rtkit-daemon00:32:000
216899680,4rtkit-daemon2167-21rtkit-daemon23:07:220
216899680,4rtkit-daemon2167-21rtkit-daemon23:01:430
216899680,4rtkit-daemon2167-21rtkit-daemon19:53:150
216899680,4rtkit-daemon2167-21rtkit-daemon19:25:490
216899680,4rtkit-daemon2167-21rtkit-daemon00:21:500
216899680,4rtkit-daemon2167-21rtkit-daemon00:00:440
216899670,4rtkit-daemon2167-21rtkit-daemon23:27:520
216899670,4rtkit-daemon2167-21rtkit-daemon22:55:220
216899670,4rtkit-daemon2167-21rtkit-daemon21:51:360
216899670,4rtkit-daemon2167-21rtkit-daemon21:31:050
216899670,3rtkit-daemon2167-21rtkit-daemon00:31:051
20266996716,32cyclictest0-21swapper/122:22:001
20266996714,33cyclictest0-21swapper/100:07:591
216899660,4rtkit-daemon2167-21rtkit-daemon21:42:250
216899660,26rtkit-daemon2167-21rtkit-daemon21:21:461
216899650,3rtkit-daemon2167-21rtkit-daemon00:29:151
2026699659,39cyclictest0-21swapper/100:16:591
20266996515,31cyclictest0-21swapper/123:04:591
20266996512,36cyclictest0-21swapper/122:38:591
20265996512,46cyclictest0-21swapper/021:56:590
216899640,4rtkit-daemon2167-21rtkit-daemon22:19:271
216899640,26rtkit-daemon2167-21rtkit-daemon19:54:041
20266996417,34cyclictest0-21swapper/119:25:591
20266996414,34cyclictest0-21swapper/120:14:591
216899630,3rtkit-daemon2167-21rtkit-daemon22:15:520
20266996211,32cyclictest0-21swapper/120:33:591
20266996114,33cyclictest0-21swapper/123:29:001
20266996111,36cyclictest0-21swapper/121:09:001
20266996110,35cyclictest0-21swapper/121:45:591
2026699605,39cyclictest0-21swapper/120:28:591
20266996015,30cyclictest0-21swapper/122:48:591
20266996015,29cyclictest0-21swapper/120:52:581
20266996014,33cyclictest0-21swapper/100:21:591
20266996014,31cyclictest0-21swapper/122:01:001
20266995913,31cyclictest0-21swapper/100:39:591
20266995913,30cyclictest0-21swapper/119:50:001
20266995910,33cyclictest0-21swapper/123:17:001
20266995816,30cyclictest0-21swapper/123:15:001
20266995814,29cyclictest0-21swapper/121:42:591
20266995813,29cyclictest0-21swapper/120:35:591
216899560,3rtkit-daemon2167-21rtkit-daemon22:53:531
20266995613,31cyclictest0-21swapper/121:10:591
20266995613,29cyclictest0-21swapper/122:10:591
20266995612,30cyclictest0-21swapper/120:22:591
20266995513,31cyclictest0-21swapper/120:57:591
20266995216,28cyclictest0-21swapper/122:09:001
75312514,12sleep10-21swapper/100:12:171
25172514,12sleep10-21swapper/123:06:581
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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