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2026-05-12 - 21:00

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #1, slot #6

Rack #0/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #1/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #2/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #3/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #4/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #5/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #6/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #7/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #8/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #9/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #a/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #b/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #c/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #d/#0 #1 #2 #3 #4 #5 #6 #7 #8 -
Rack #e/#0 #1 #2 #3 #4 #5 #6 #7 #8 - Rack #f/#0 #1 #2 #3 #4 #5 #6 #7 #8 
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  Intel
Click here to display the system's profile data or here to proceed to next system.
Click on a legend element to toggle display of that core, ctrl-click inverts display, shift-click enables all.

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
Compare latency of primary with shadow system
Characteristics of the 792 highest latencies:
System rack1slot6s.osadl.org (updated Tue May 12, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2238121070,4sleep11479399cyclictest07:56:291
2238121070,4sleep11479399cyclictest07:56:291
14794991003,13cyclictest7177-21kworker/2:210:08:582
248599960,9rtkit-daemon0-21swapper/309:50:053
1479499954,25cyclictest22997-21ssh07:58:422
1479499954,25cyclictest22997-21ssh07:58:422
1479499944,27cyclictest0-21swapper/207:08:562
14794999426,61cyclictest12676-21processes08:29:112
1479499934,68cyclictest0-21swapper/209:52:502
1479499934,26cyclictest0-21swapper/209:27:352
1479499934,26cyclictest0-21swapper/207:38:572
1479499934,25cyclictest0-21swapper/208:18:432
14794999318,12cyclictest0-21swapper/206:19:152
1479499924,27cyclictest0-21swapper/209:03:522
1479499924,26cyclictest0-21swapper/204:53:222
1479499924,25cyclictest0-21swapper/208:54:132
1479499923,25cyclictest0-21swapper/207:28:432
14794999220,8cyclictest24330-21munin-run05:08:482
14794999220,8cyclictest24330-21munin-run05:08:482
1479499914,27cyclictest0-21swapper/210:03:572
1479499914,25cyclictest0-21swapper/207:43:482
14794999118,12cyclictest0-21swapper/208:39:152
1479499904,27cyclictest0-21swapper/207:14:122
1479499904,27cyclictest0-21swapper/207:14:122
1479499904,27cyclictest0-21swapper/206:17:272
1479499904,27cyclictest0-21swapper/205:09:102
1479499904,25cyclictest0-21swapper/206:59:192
14794999019,12cyclictest0-21swapper/209:59:232
14794999019,12cyclictest0-21swapper/209:59:232
1479499896,25cyclictest0-21swapper/207:19:032
1479499894,30cyclictest0-21swapper/208:35:292
1479499894,27cyclictest0-21swapper/209:19:022
1479499894,27cyclictest0-21swapper/209:19:022
1479499884,27cyclictest0-21swapper/209:13:542
1479499884,25cyclictest0-21swapper/209:01:362
1479499883,27cyclictest0-21swapper/207:58:582
1479499883,27cyclictest0-21swapper/207:58:582
1479499874,25cyclictest0-21swapper/208:12:072
1479499874,24cyclictest22370-21runrttasks08:44:022
1479499873,29cyclictest0-21swapper/207:49:052
1479499873,26cyclictest0-21swapper/209:08:522
1479499864,26cyclictest0-21swapper/205:17:432
1479499864,24cyclictest0-21swapper/207:08:092
1479499863,26cyclictest0-21swapper/207:32:312
14794998617,11cyclictest0-21swapper/208:04:122
1479499853,73cyclictest0-21swapper/207:34:492
1479499853,25cyclictest0-21swapper/208:49:032
1479499844,71cyclictest0-21swapper/209:41:152
1479499844,29cyclictest0-21swapper/210:18:132
1479499844,25cyclictest0-21swapper/209:55:172
1479499844,25cyclictest0-21swapper/209:29:472
1479499844,25cyclictest0-21swapper/206:52:522
1479499843,13cyclictest9450-21kworker/2:009:43:532
1479499834,26cyclictest0-21swapper/208:26:202
1479499834,24cyclictest0-21swapper/209:34:122
1479499833,26cyclictest0-21swapper/204:59:232
1479499828,22cyclictest0-21swapper/208:17:122
1479499824,26cyclictest0-21swapper/206:54:102
1479499824,26cyclictest0-21swapper/206:43:452
1479499804,27cyclictest0-21swapper/205:34:402
1479499794,25cyclictest0-21swapper/206:32:552
1479499794,25cyclictest0-21swapper/205:54:182
1479499793,31cyclictest0-21swapper/205:44:022
1479499793,13cyclictest0-21swapper/205:19:002
248599780,4rtkit-daemon2484-21rtkit-daemon09:30:133
1479499784,28cyclictest0-21swapper/205:29:132
1479499784,17cyclictest0-21swapper/205:39:172
1479499784,14cyclictest0-21swapper/206:24:222
1479499783,68cyclictest718-21cpuspeed_turbos06:33:592
1479499783,68cyclictest718-21cpuspeed_turbos06:33:592
14794997814,12cyclictest0-21swapper/206:08:572
1479599775,51cyclictest0-21swapper/307:09:143
1479499774,22cyclictest0-21swapper/205:24:232
14794997614,9cyclictest121850irq/46-eth006:48:452
1479499743,29cyclictest0-21swapper/205:59:062
1479499743,27cyclictest0-21swapper/204:54:082
1479599734,60cyclictest0-21swapper/308:38:543
14795997241,13cyclictest0-21swapper/308:49:083
1479499723,22cyclictest0-21swapper/206:03:582
1479199704,58cyclictest0-21swapper/004:49:090
248599690,5rtkit-daemon2484-21rtkit-daemon08:14:163
248599690,2rtkit-daemon0-21swapper/307:14:193
248599690,2rtkit-daemon0-21swapper/307:14:193
14795996940,12cyclictest0-21swapper/308:04:013
1479199693,59cyclictest0-21swapper/007:34:120
1479199693,11cyclictest0-21swapper/007:06:400
14791996919,27cyclictest1419-21runrttasks09:04:020
14795996839,11cyclictest0-21swapper/308:45:533
14795996820,27cyclictest0-21swapper/307:07:013
1479199683,10cyclictest0-21swapper/009:14:010
14795996718,27cyclictest30319-21cpuspeed_turbos08:08:553
1479199673,10cyclictest0-21swapper/007:39:020
14795996638,11cyclictest0-21swapper/308:57:243
14795996638,11cyclictest0-21swapper/307:28:153
14795996637,11cyclictest0-21swapper/309:42:453
14794996619,9cyclictest13182-21vmstat05:49:212
14794996619,9cyclictest13182-21vmstat05:49:212
1479199664,54cyclictest7524-21crond06:48:450
1479199663,57cyclictest0-21swapper/009:48:130
1479199663,56cyclictest0-21swapper/009:01:520
248599650,4rtkit-daemon2484-21rtkit-daemon09:09:143
1479199655,53cyclictest0-21swapper/007:25:130
1479199654,54cyclictest0-21swapper/007:29:150
248599640,6rtkit-daemon0-21swapper/306:55:353
248599640,5rtkit-daemon2484-21rtkit-daemon08:31:163
248599640,4rtkit-daemon2484-21rtkit-daemon06:06:293
14795996434,15cyclictest0-21swapper/308:59:403
1479399643,55cyclictest0-21swapper/108:29:041
1479199644,52cyclictest0-21swapper/006:54:050
248599630,5rtkit-daemon2484-21rtkit-daemon06:32:133
248599630,2rtkit-daemon0-21swapper/307:37:103
1479199634,52cyclictest0-21swapper/008:19:120
248599620,9rtkit-daemon0-21swapper/305:39:003
248599620,8rtkit-daemon0-21swapper/306:49:203
248599620,4rtkit-daemon2484-21rtkit-daemon06:45:503
248599620,10rtkit-daemon0-21swapper/307:00:573
1479199629,47cyclictest17291-21sshd07:01:210
1479199625,50cyclictest0-21swapper/006:03:460
1479199624,51cyclictest0-21swapper/007:13:560
1479199624,51cyclictest0-21swapper/007:13:560
248599610,9rtkit-daemon0-21swapper/308:01:473
248599610,9rtkit-daemon0-21swapper/308:01:473
248599610,9rtkit-daemon0-21swapper/306:16:363
248599610,7rtkit-daemon0-21swapper/310:10:193
248599610,7rtkit-daemon0-21swapper/308:19:013
248599610,10rtkit-daemon0-21swapper/309:07:373
248599610,10rtkit-daemon0-21swapper/306:20:213
248599610,10rtkit-daemon0-21swapper/305:36:153
1479199614,51cyclictest0-21swapper/009:23:590
1479199614,50cyclictest0-21swapper/009:33:530
1479199614,49cyclictest0-21swapper/008:53:570
248599600,9rtkit-daemon0-21swapper/309:20:363
248599600,9rtkit-daemon0-21swapper/309:20:363
248599600,9rtkit-daemon0-21swapper/308:34:533
248599600,8rtkit-daemon0-21swapper/306:35:503
248599600,8rtkit-daemon0-21swapper/306:35:503
248599600,8rtkit-daemon0-21swapper/305:47:523
248599600,8rtkit-daemon0-21swapper/304:52:243
248599600,7rtkit-daemon0-21swapper/305:49:073
248599600,7rtkit-daemon0-21swapper/305:49:073
248599600,3rtkit-daemon0-21swapper/310:15:193
248599600,11rtkit-daemon0-21swapper/307:19:193
248599600,10rtkit-daemon0-21swapper/306:09:443
1479399603,52cyclictest0-21swapper/107:33:051
1479399603,51cyclictest0-21swapper/109:34:321
1479399603,51cyclictest0-21swapper/106:54:201
1479199604,50cyclictest0-21swapper/009:43:370
1479199604,50cyclictest0-21swapper/008:06:320
1479199604,50cyclictest0-21swapper/006:49:180
1479199604,49cyclictest0-21swapper/007:54:090
1479199604,49cyclictest0-21swapper/007:54:090
1479199604,49cyclictest0-21swapper/006:04:080
1479199604,49cyclictest0-21swapper/005:19:060
1479199604,48cyclictest0-21swapper/007:59:020
1479199604,48cyclictest0-21swapper/007:59:020
1479199603,50cyclictest1419-21runrttasks09:54:500
1479199603,50cyclictest0-21swapper/010:03:370
1479199603,50cyclictest0-21swapper/010:03:370
1479199603,50cyclictest0-21swapper/006:14:140
269462593,12sleep00-21swapper/005:14:010
248599590,8rtkit-daemon0-21swapper/309:14:293
248599590,10rtkit-daemon0-21swapper/310:06:503
248599590,10rtkit-daemon0-21swapper/310:02:423
248599590,10rtkit-daemon0-21swapper/310:02:423
248599590,10rtkit-daemon0-21swapper/307:44:333
248599590,10rtkit-daemon0-21swapper/307:32:263
1479399593,50cyclictest0-21swapper/108:23:481
1479399593,49cyclictest0-21swapper/108:58:371
1479199595,47cyclictest0-21swapper/010:14:510
1479199594,9cyclictest1945-21Xorg10:12:350
1479199594,49cyclictest0-21swapper/008:26:530
1479199594,48cyclictest0-21swapper/009:48:540
1479199594,48cyclictest0-21swapper/008:43:570
1479199594,48cyclictest0-21swapper/007:19:020
1479199593,50cyclictest0-21swapper/009:08:540
1479199593,49cyclictest0-21swapper/010:03:570
1479199593,49cyclictest0-21swapper/007:09:090
248599580,2rtkit-daemon0-21swapper/309:53:433
248599580,2rtkit-daemon0-21swapper/309:33:513
248599580,10rtkit-daemon0-21swapper/307:38:553
1479599584,46cyclictest21398-21sendmail_mailtr07:54:133
1479599584,46cyclictest21398-21sendmail_mailtr07:54:133
1479399583,49cyclictest0-21swapper/109:58:521
1479399583,49cyclictest0-21swapper/109:58:521
1479399583,49cyclictest0-21swapper/108:52:571
14793995812,39cyclictest0-21swapper/106:13:451
1479199585,46cyclictest0-21swapper/005:44:000
1479199584,48cyclictest0-21swapper/009:21:330
1479199584,48cyclictest0-21swapper/009:21:330
1479199584,48cyclictest0-21swapper/007:45:040
1479199584,47cyclictest0-21swapper/008:50:590
1479199584,47cyclictest0-21swapper/005:33:590
1479199583,8cyclictest3712-21taskset08:16:590
1479199583,49cyclictest0-21swapper/007:51:050
1479199583,49cyclictest0-21swapper/005:24:010
1479199583,48cyclictest20808-21open_inodes09:29:070
1479199583,12cyclictest0-21swapper/006:29:030
1479199583,10cyclictest0-21swapper/008:34:140
1479199583,10cyclictest0-21swapper/008:09:490
326852573,46sleep10-21swapper/109:48:371
248599570,3rtkit-daemon0-21swapper/305:33:083
14793995727,13cyclictest0-21swapper/107:21:211
1479199577,44cyclictest0-21swapper/008:40:130
1479199573,48cyclictest0-21swapper/006:09:160
1479199573,47cyclictest0-21swapper/005:09:190
1479199572,48cyclictest0-21swapper/005:54:150
127822573,46sleep00-21swapper/008:29:150
83822563,12sleep10-21swapper/107:34:451
14793995641,10cyclictest0-21swapper/107:04:171
14793995639,11cyclictest0-21swapper/110:04:071
14793995638,12cyclictest0-21swapper/109:54:031
14793995637,12cyclictest0-21swapper/105:24:001
1479399563,47cyclictest0-21swapper/109:50:451
1479399563,47cyclictest0-21swapper/109:23:531
1479399563,47cyclictest0-21swapper/109:10:321
1479399563,47cyclictest0-21swapper/108:58:471
14793995628,13cyclictest0-21swapper/108:34:361
14791995633,17cyclictest2027-21grep05:29:030
1479199563,47cyclictest0-21swapper/006:39:180
1479199563,46cyclictest17400-21munin-node04:54:000
1479199563,46cyclictest0-21swapper/006:34:170
1479199563,46cyclictest0-21swapper/006:34:170
55332553,45sleep15645-21cpuspeed_turbos06:43:581
166872552,46sleep10-21swapper/106:59:221
1479599554,31cyclictest0-21swapper/308:23:593
14793995538,12cyclictest0-21swapper/107:44:161
14793995538,10cyclictest26326-21aten_r1power_po09:38:511
1479399553,46cyclictest0-21swapper/109:17:341
1479199553,45cyclictest0-21swapper/005:39:060
1479199553,44cyclictest0-21swapper/005:04:130
1479199553,44cyclictest0-21swapper/005:04:130
1479599545,28cyclictest0-21swapper/305:28:483
1479599545,17cyclictest0-21swapper/309:43:483
1479599545,16cyclictest0-21swapper/309:25:403
14793995437,11cyclictest0-21swapper/105:54:171
1479399543,47cyclictest0-21swapper/108:20:391
1479399543,46cyclictest0-21swapper/109:30:381
1479399543,46cyclictest0-21swapper/108:02:371
1479399543,46cyclictest0-21swapper/108:02:371
1479399543,46cyclictest0-21swapper/107:51:111
1479399543,46cyclictest0-21swapper/106:52:541
1479399543,45cyclictest0-21swapper/108:43:541
1479399543,45cyclictest0-21swapper/108:13:501
1479399543,45cyclictest0-21swapper/105:33:581
1479399542,47cyclictest0-21swapper/107:08:481
1479199543,45cyclictest0-21swapper/006:28:460
14791995418,13cyclictest0-21swapper/006:22:220
248599530,5rtkit-daemon2484-21rtkit-daemon04:44:103
14793995340,8cyclictest26227-21iostat07:14:061
14793995340,8cyclictest26227-21iostat07:14:061
14793995335,13cyclictest0-21swapper/110:08:571
1479399533,45cyclictest0-21swapper/108:05:121
1479399533,44cyclictest0-21swapper/106:18:571
14793995327,12cyclictest0-21swapper/110:14:041
14793995325,11cyclictest0-21swapper/109:04:061
1479199535,41cyclictest0-21swapper/004:59:000
1479599524,28cyclictest0-21swapper/305:08:503
1479599524,28cyclictest0-21swapper/304:54:073
14795995235,9cyclictest168922sleep307:48:573
1479399526,42cyclictest0-21swapper/104:58:481
279302512,41sleep10-21swapper/106:23:471
1479599515,28cyclictest0-21swapper/305:54:233
1479599513,29cyclictest0-21swapper/304:59:133
1479599513,28cyclictest0-21swapper/305:19:183
1479599513,28cyclictest0-21swapper/305:14:143
14795995122,15cyclictest0-21swapper/305:09:213
1479599512,34cyclictest0-21swapper/306:42:123
14793995135,11cyclictest0-21swapper/108:09:021
14793995133,13cyclictest0-21swapper/109:19:031
14793995133,13cyclictest0-21swapper/109:19:031
1479399513,42cyclictest0-21swapper/108:42:101
1479399513,42cyclictest0-21swapper/107:24:081
314422502,10sleep10-21swapper/105:23:251
1479399505,37cyclictest0-21swapper/104:53:501
1479399503,41cyclictest0-21swapper/106:28:581
1479399503,41cyclictest0-21swapper/105:04:171
1479399503,41cyclictest0-21swapper/105:04:171
1479599495,29cyclictest0-21swapper/305:59:083
1479599494,29cyclictest0-21swapper/306:24:193
1479399493,42cyclictest0-21swapper/107:42:491
1479599483,26cyclictest0-21swapper/305:04:213
14793994832,10cyclictest28144-21needreboot05:14:151
1479399483,40cyclictest0-21swapper/106:02:511
14793994811,31cyclictest25475-21crond06:18:451
1479399473,39cyclictest0-21swapper/105:12:421
86952462,9sleep10-21swapper/105:43:001
48812463,36sleep10-21swapper/106:40:271
1479399463,39cyclictest0-21swapper/105:47:481
1479199464,26cyclictest0-21swapper/005:49:180
1479199464,26cyclictest0-21swapper/005:49:180
147452464,36sleep00-21swapper/004:48:420
218802452,37sleep10-21swapper/105:03:101
1479399453,38cyclictest0-21swapper/106:04:181
1479399453,36cyclictest0-21swapper/106:34:021
1479399453,36cyclictest0-21swapper/106:34:021
248599440,4rtkit-daemon2484-21rtkit-daemon04:45:252
132822442,9sleep10-21swapper/105:50:341
132822442,9sleep10-21swapper/105:50:341
1479399433,34cyclictest0-21swapper/105:29:011
1479399383,30cyclictest0-21swapper/104:48:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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