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2025-09-19 - 05:28
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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 Sep 19, 2025 00:43:56)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2122199924854,48cyclictest0-21swapper/119:14:421
2122099845773,52cyclictest0-21swapper/019:14:420
209102373350,16sleep00-21swapper/019:07:160
212209911186,19cyclictest0-21swapper/023:47:580
21220999818,64cyclictest0-21swapper/020:02:010
153112930,3sleep015312-21ssh00:25:190
21220998814,60cyclictest0-21swapper/019:47:590
21220998514,60cyclictest0-21swapper/020:15:590
216899840,4rtkit-daemon2167-21rtkit-daemon21:15:510
21220998447,31cyclictest0-21swapper/020:53:440
21220998310,66cyclictest0-21swapper/000:18:580
2122199806,27cyclictest0-21swapper/123:50:171
2122199796,38cyclictest0-21swapper/123:55:231
216899780,7rtkit-daemon0-21swapper/000:21:200
2122199787,24cyclictest0-21swapper/119:40:191
2122199785,26cyclictest0-21swapper/122:07:491
21221997811,53cyclictest0-21swapper/100:19:581
2122199776,14cyclictest0-21swapper/123:35:081
216899760,7rtkit-daemon0-21swapper/100:25:051
2122199766,27cyclictest0-21swapper/122:00:351
2122199766,26cyclictest0-21swapper/121:34:541
216899750,4rtkit-daemon2167-21rtkit-daemon23:25:531
216899750,4rtkit-daemon2167-21rtkit-daemon21:45:181
2122199759,27cyclictest0-21swapper/122:43:421
216899740,4rtkit-daemon2167-21rtkit-daemon22:21:431
2122199748,20cyclictest0-21swapper/119:21:281
2122199746,26cyclictest0-21swapper/100:32:421
2122199746,16cyclictest0-21swapper/122:45:191
21221997416,13cyclictest0-21swapper/122:35:191
21221997413,25cyclictest0-21swapper/123:30:201
21221997412,51cyclictest0-21swapper/121:22:581
2122199736,30cyclictest0-21swapper/123:41:181
2122199736,28cyclictest0-21swapper/119:48:001
2122199736,26cyclictest0-21swapper/123:22:161
2122199736,26cyclictest0-21swapper/121:12:291
2122199736,17cyclictest0-21swapper/100:20:081
2122199735,25cyclictest0-21swapper/123:13:071
2122199735,15cyclictest0-21swapper/122:17:441
2122199735,15cyclictest0-21swapper/122:17:431
2122199733,32cyclictest7674-21munin-node23:15:231
21221997315,18cyclictest0-21swapper/123:47:321
21221997315,12cyclictest0-21swapper/100:05:251
21221997313,16cyclictest0-21swapper/100:10:271
21221997312,18cyclictest0-21swapper/122:55:271
216899720,11rtkit-daemon0-21swapper/123:08:231
2122199728,19cyclictest0-21swapper/120:40:191
2122199727,19cyclictest0-21swapper/122:30:211
2122199726,28cyclictest0-21swapper/121:50:571
2122199726,28cyclictest0-21swapper/120:30:221
2122199726,27cyclictest0-21swapper/121:25:091
2122199726,27cyclictest0-21swapper/121:10:021
2122199726,25cyclictest0-21swapper/120:05:261
2122199726,23cyclictest0-21swapper/122:53:541
2122199725,28cyclictest0-21swapper/121:58:161
2122199725,25cyclictest0-21swapper/122:27:521
2122199725,18cyclictest0-21swapper/122:11:221
21221997218,16cyclictest0-21swapper/119:35:281
21221997217,15cyclictest0-21swapper/121:15:161
21221997214,15cyclictest0-21swapper/123:05:021
21221997213,20cyclictest0-21swapper/120:49:061
21221997212,18cyclictest0-21swapper/120:20:011
2122199717,56cyclictest0-21swapper/120:00:241
2122199717,20cyclictest0-21swapper/121:35:141
2122199716,26cyclictest0-21swapper/100:03:501
2122199715,26cyclictest0-21swapper/121:41:551
21221997114,19cyclictest0-21swapper/120:24:161
2108627132,27sleep10-21swapper/119:09:001
2122199709,18cyclictest0-21swapper/100:35:211
2122199706,29cyclictest0-21swapper/119:15:211
2122199706,28cyclictest0-21swapper/120:36:301
2122199706,26cyclictest0-21swapper/120:50:121
2122199706,26cyclictest0-21swapper/119:57:531
2122199705,26cyclictest0-21swapper/120:25:231
21221997015,15cyclictest0-21swapper/120:56:011
21220997013,50cyclictest0-21swapper/019:17:590
2122199697,28cyclictest0-21swapper/119:32:551
21220996915,36cyclictest0-21swapper/022:31:580
2122199689,23cyclictest0-21swapper/120:10:231
2122199686,31cyclictest0-21swapper/121:03:581
2122199686,28cyclictest0-21swapper/119:25:191
21220996817,34cyclictest0-21swapper/023:41:590
2122199677,28cyclictest0-21swapper/119:50:141
21220996717,34cyclictest0-21swapper/023:16:590
21220996717,31cyclictest0-21swapper/019:24:000
21220996714,35cyclictest0-21swapper/019:58:590
21220996714,34cyclictest0-21swapper/021:09:580
21220996629,29cyclictest0-21swapper/023:54:490
2122099645,49cyclictest0-21swapper/020:15:020
21220996416,35cyclictest0-21swapper/020:28:590
21220996416,30cyclictest0-21swapper/020:39:590
21220996415,42cyclictest0-21swapper/023:34:580
21220996415,34cyclictest0-21swapper/019:44:000
21220996414,37cyclictest0-21swapper/021:24:000
21220996414,34cyclictest0-21swapper/021:49:580
21220996312,32cyclictest0-21swapper/021:59:210
2122099625,50cyclictest0-21swapper/023:58:230
21220996216,34cyclictest0-21swapper/022:48:590
21220996215,30cyclictest0-21swapper/019:35:000
21220996214,34cyclictest0-21swapper/023:01:580
21220996212,36cyclictest0-21swapper/019:36:590
21220996119,27cyclictest0-21swapper/019:54:400
21220996117,30cyclictest0-21swapper/020:32:000
21220996115,31cyclictest0-21swapper/020:46:000
21220996114,32cyclictest0-21swapper/020:43:000
21220996112,32cyclictest0-21swapper/022:37:590
21220996111,35cyclictest0-21swapper/021:31:590
2122099605,48cyclictest0-21swapper/000:04:460
21220996022,32cyclictest0-21swapper/000:14:220
21220996015,31cyclictest0-21swapper/022:58:590
21220996015,30cyclictest0-21swapper/019:28:590
21220996013,30cyclictest0-21swapper/020:22:000
21220995929,23cyclictest0-21swapper/021:28:220
21220995926,26cyclictest0-21swapper/022:11:320
21220995912,32cyclictest0-21swapper/022:27:580
2122099588,36cyclictest0-21swapper/021:52:590
2122099587,43cyclictest0-21swapper/021:35:290
2122099585,34cyclictest0-21swapper/022:20:020
2122099585,34cyclictest0-21swapper/022:20:010
21220995818,31cyclictest0-21swapper/021:40:240
21220995818,31cyclictest0-21swapper/000:35:210
21220995814,33cyclictest0-21swapper/023:26:590
21220995814,31cyclictest0-21swapper/023:14:580
21220995810,27cyclictest0-21swapper/022:20:120
2122099575,33cyclictest0-21swapper/021:15:020
21220995731,20cyclictest0-21swapper/021:00:190
21220995715,31cyclictest0-21swapper/020:10:000
2122099565,37cyclictest0-21swapper/023:39:440
21220995616,34cyclictest0-21swapper/023:05:260
21220995615,28cyclictest0-21swapper/022:52:580
2122099555,44cyclictest0-21swapper/000:05:510
21220995532,17cyclictest0-21swapper/000:32:330
21220995516,26cyclictest0-21swapper/023:23:580
21220995513,30cyclictest0-21swapper/022:03:590
2122099548,35cyclictest0-21swapper/022:06:590
21220995415,31cyclictest0-21swapper/022:40:240
2122099535,31cyclictest0-21swapper/021:00:010
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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