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2025-12-21 - 16:16

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 all highest latencies:
System rack1slot6s.osadl.org (updated Sun Dec 21, 2025 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
19535991024,39cyclictest0-21swapper/209:02:222
1952999944,61cyclictest0-21swapper/011:37:330
1952999933,12cyclictest0-21swapper/008:22:200
19529999220,49cyclictest0-21swapper/009:02:180
1952999904,64cyclictest0-21swapper/009:12:370
19529999020,52cyclictest0-21swapper/010:17:260
19529998913,13cyclictest0-21swapper/011:57:110
248599880,4rtkit-daemon2484-21rtkit-daemon11:59:131
1952999883,68cyclictest0-21swapper/008:47:340
248599870,6rtkit-daemon2484-21rtkit-daemon11:37:071
1953699874,75cyclictest0-21swapper/307:42:203
1952999874,76cyclictest0-21swapper/009:42:350
1952999864,25cyclictest0-21swapper/009:51:500
1952999863,67cyclictest0-21swapper/010:52:200
19529998626,53cyclictest29459-21tr11:52:140
19529998622,58cyclictest0-21swapper/009:27:290
19529998620,58cyclictest0-21swapper/010:57:300
1953699854,63cyclictest0-21swapper/311:07:383
1953699853,75cyclictest14480-21gltestperf10:12:233
248599840,28rtkit-daemon0-21swapper/308:57:212
1953699843,73cyclictest5023-21crond11:02:013
1952999845,61cyclictest0-21swapper/009:07:350
1952999842,27cyclictest7565-21latency09:57:290
1953699834,72cyclictest0-21swapper/312:26:593
1953699834,72cyclictest0-21swapper/310:47:013
1953699834,72cyclictest0-21swapper/309:42:253
1953699833,72cyclictest0-21swapper/312:11:593
1952999839,17cyclictest0-21swapper/007:12:260
1952999836,18cyclictest0-21swapper/009:42:040
1952999834,72cyclictest0-21swapper/012:07:250
1952999834,71cyclictest0-21swapper/011:42:260
1952999834,71cyclictest0-21swapper/010:22:330
1952999834,69cyclictest0-21swapper/010:07:380
1952999833,73cyclictest12913-21unixbench_multi12:22:320
1952999833,25cyclictest0-21swapper/008:27:240
1952999833,23cyclictest0-21swapper/010:02:180
1952999833,23cyclictest0-21swapper/010:02:180
1952999833,23cyclictest0-21swapper/008:37:240
19529998321,53cyclictest1683-21nscd07:17:390
1953699823,70cyclictest11343-21aten_r1power_cu07:52:193
1953699823,70cyclictest11343-21aten_r1power_cu07:52:193
1952999824,70cyclictest10438-21cpuspeed_turbos08:57:230
1952999824,69cyclictest0-21swapper/011:04:060
1952999824,13cyclictest16973-21sed08:02:270
1952999823,71cyclictest0-21swapper/011:32:240
1952999823,71cyclictest0-21swapper/008:32:360
1952999823,26cyclictest0-21swapper/007:47:200
1952999823,26cyclictest0-21swapper/007:47:200
19529998225,50cyclictest0-21swapper/007:02:330
19529998222,9cyclictest27438-21fschecks_time11:47:180
19529998217,13cyclictest0-21swapper/009:52:160
19529998217,12cyclictest0-21swapper/010:31:570
1953699814,69cyclictest0-21swapper/309:52:303
1953699813,70cyclictest5896-21fschecks_count11:02:173
1953699813,70cyclictest2704-21ls12:02:223
1953699813,70cyclictest11880-21unixbench_singl08:57:423
1953699813,59cyclictest0-21swapper/311:22:313
1952999815,12cyclictest19522-21munin-run07:02:100
1952999814,70cyclictest0-21swapper/007:11:240
1952999814,70cyclictest0-21swapper/007:11:240
1952999814,69cyclictest0-21swapper/010:12:310
1952999814,25cyclictest0-21swapper/008:07:370
1952999814,24cyclictest0-21swapper/008:42:210
1952999814,12cyclictest0-21swapper/009:32:320
1952999814,12cyclictest0-21swapper/009:22:200
19529998125,50cyclictest9813-21awk11:12:000
19529998123,52cyclictest2356-21fschecks_time12:02:170
1953699803,65cyclictest1287-21snmpd12:27:153
1953699802,72cyclictest0-21swapper/309:07:183
1952999806,9cyclictest121850irq/46-eth012:27:160
1952999804,15cyclictest0-21swapper/011:18:060
1952999803,26cyclictest0-21swapper/007:42:200
19529998026,47cyclictest5593-21find07:37:400
1953699793,67cyclictest13418-21crond10:12:033
1952999796,8cyclictest0-21swapper/012:17:140
1952999794,15cyclictest0-21swapper/007:32:240
1952999793,23cyclictest0-21swapper/007:22:310
1952999793,10cyclictest5560-21kworker/u8:007:52:190
1952999793,10cyclictest5560-21kworker/u8:007:52:190
19529997924,48cyclictest14064-21grep07:57:220
19529997921,52cyclictest0-21swapper/007:32:090
19529997921,50cyclictest10158-21aten_r1power_po11:12:130
1953699787,41cyclictest121850irq/46-eth011:52:103
1953699784,68cyclictest0-21swapper/309:02:263
1953699784,67cyclictest0-21swapper/312:21:583
1953699784,67cyclictest0-21swapper/310:37:283
1953699784,67cyclictest0-21swapper/309:47:193
1953699783,67cyclictest0-21swapper/307:02:113
1953699783,52cyclictest0-21swapper/307:32:093
1952999784,15cyclictest0-21swapper/012:12:590
1952999784,15cyclictest0-21swapper/012:12:590
19529997814,11cyclictest30430-21aten_r1power_en10:47:120
19529997814,11cyclictest30430-21aten_r1power_en10:47:120
1953699775,61cyclictest0-21swapper/310:23:133
1953699764,65cyclictest0-21swapper/311:42:123
1953699764,65cyclictest0-21swapper/307:17:323
1953699764,55cyclictest0-21swapper/307:37:093
1953699763,66cyclictest31024-21df_inode08:32:233
1953699763,65cyclictest0-21swapper/310:53:383
19536997611,39cyclictest30605-21cpuspeed10:47:143
19536997611,39cyclictest30605-21cpuspeed10:47:143
1952999763,25cyclictest23929-21cut08:17:230
1952999763,23cyclictest0-21swapper/008:52:190
1952999763,22cyclictest0-21swapper/008:12:410
19529997618,10cyclictest19744-21aten_r1power_fr09:17:160
19529997618,10cyclictest19744-21aten_r1power_fr09:17:160
1953699755,62cyclictest0-21swapper/309:37:173
1953699754,48cyclictest1684-21nscd08:07:083
1953699753,64cyclictest0-21swapper/311:29:173
1953699753,64cyclictest0-21swapper/311:29:173
1953699753,64cyclictest0-21swapper/308:54:043
1953699753,57cyclictest19591-21munin-node11:32:333
1953699752,54cyclictest0-21swapper/309:21:453
1953699752,54cyclictest0-21swapper/309:21:453
1952999756,16cyclictest0-21swapper/011:30:590
1952999756,16cyclictest0-21swapper/011:30:590
1952999754,27cyclictest0-21swapper/010:32:210
1952999752,21cyclictest27991-21munin-node10:42:210
19529997518,49cyclictest0-21swapper/010:37:320
1953699743,64cyclictest0-21swapper/311:50:413
1953699743,63cyclictest9068-21tail07:47:213
1953699743,63cyclictest9068-21tail07:47:213
1953699743,63cyclictest2555-21sshd08:40:223
1953699743,57cyclictest16047-21munin-node10:17:333
19529997418,8cyclictest0-21swapper/011:22:160
1953699734,63cyclictest0-21swapper/311:17:163
1953699734,62cyclictest0-21swapper/307:42:093
1953699734,60cyclictest29511-21python08:27:373
1953699734,58cyclictest0-21swapper/310:02:323
1953699734,58cyclictest0-21swapper/310:02:323
1953699734,49cyclictest0-21swapper/308:07:393
1953699734,46cyclictest0-21swapper/307:02:433
1953699733,63cyclictest0-21swapper/311:37:393
1953699733,62cyclictest0-21swapper/310:30:493
1953699733,62cyclictest0-21swapper/307:59:313
1953699733,53cyclictest0-21swapper/309:32:063
1953699733,46cyclictest27423-21munin-node09:32:223
1953699733,46cyclictest23212-21munin-node10:32:193
1953699733,41cyclictest3964-21munin-node08:42:303
1953699723,62cyclictest0-21swapper/308:19:183
1953699723,62cyclictest0-21swapper/307:14:083
1953699714,8cyclictest10616-21entropy11:12:183
1953699714,60cyclictest0-21swapper/311:57:243
1953699714,60cyclictest0-21swapper/307:22:493
1953699714,56cyclictest0-21swapper/309:16:233
1953699704,53cyclictest0-21swapper/308:47:183
1953699704,52cyclictest0-21swapper/308:12:203
1953699703,59cyclictest7081-21fschecks_count12:12:163
1953699703,59cyclictest7081-21fschecks_count12:12:163
1953699703,54cyclictest30180-1kworker/3:2H07:07:363
1953699703,54cyclictest30180-1kworker/3:2H07:07:363
1953599704,39cyclictest0-21swapper/211:27:332
1953599704,39cyclictest0-21swapper/211:27:332
1953699694,57cyclictest0-21swapper/309:57:173
1953699692,52cyclictest0-21swapper/309:22:173
1953699683,9cyclictest26220-21sed08:22:243
19535996624,17cyclictest0-21swapper/208:47:232
319272650,4sleep226-21rcuc/209:42:182
248599570,4rtkit-daemon1287-21snmpd08:34:441
870525610,38sleep20-21swapper/207:47:082
252632563,8sleep125338-21munin-node11:42:211
248599560,4rtkit-daemon21120-21python09:17:351
248599560,4rtkit-daemon21120-21python09:17:351
193322563,46sleep10-21swapper/111:31:531
193322563,46sleep10-21swapper/111:31:531
1953599555,25cyclictest2691-21yum-updatesd-he08:42:202
19533995537,10cyclictest27440-21uniq09:32:221
85502543,44sleep10-21swapper/112:16:511
85502543,44sleep10-21swapper/112:16:511
313542543,12sleep10-21swapper/107:25:591
312642545,42sleep10-21swapper/109:40:451
1953399543,39cyclictest0-21swapper/112:11:071
13962543,44sleep10-21swapper/107:32:001
324832533,11sleep10-21swapper/110:51:341
324832533,11sleep10-21swapper/110:51:341
1953599534,41cyclictest0-21swapper/211:37:202
1953599534,30cyclictest0-21swapper/211:42:162
1953599534,13cyclictest29-21ksoftirqd/207:27:242
19535995324,21cyclictest1419-21runrttasks09:57:032
19535995321,13cyclictest0-21swapper/211:22:192
19535995320,13cyclictest0-21swapper/210:42:262
19535995313,24cyclictest12183-21crond11:17:002
19533995334,12cyclictest18800-21cut10:22:181
19533995333,12cyclictest24073-21sed10:32:231
150132533,11sleep10-21swapper/109:07:201
142282533,43sleep10-21swapper/111:17:381
108812533,44sleep10-21swapper/112:21:101
42262523,42sleep21287-21snmpd12:07:122
288772523,10sleep10-21swapper/107:19:511
248599520,5rtkit-daemon2484-21rtkit-daemon09:56:111
1953599525,29cyclictest0-21swapper/208:52:282
1953599524,30cyclictest0-21swapper/209:12:232
1953599524,28cyclictest0-21swapper/207:22:302
1953599524,24cyclictest0-21swapper/209:57:162
19535995232,13cyclictest0-21swapper/208:12:382
19535995223,12cyclictest0-21swapper/207:12:502
19535995220,13cyclictest0-21swapper/211:02:262
1953399525,28cyclictest0-21swapper/111:22:201
1953399524,29cyclictest0-21swapper/110:42:021
1953399524,24cyclictest0-21swapper/110:52:141
139552523,13sleep10-21swapper/109:02:371
131862522,10sleep20-21swapper/212:25:062
10272522,10sleep20-21swapper/208:37:262
99692513,9sleep19981-21munin-node07:47:321
99692513,9sleep19981-21munin-node07:47:321
29732513,7sleep13084-21cpu10:57:151
248599510,6rtkit-daemon2484-21rtkit-daemon08:22:221
1953599515,28cyclictest0-21swapper/209:07:242
1953599515,27cyclictest0-21swapper/207:02:452
1953599514,40cyclictest0-21swapper/207:52:202
1953599514,40cyclictest0-21swapper/207:52:202
1953599514,30cyclictest0-21swapper/210:57:152
1953599514,29cyclictest0-21swapper/211:09:502
1953599514,28cyclictest0-21swapper/212:27:142
1953599514,28cyclictest0-21swapper/212:02:112
1953599514,28cyclictest0-21swapper/208:22:362
1953599514,28cyclictest0-21swapper/207:17:232
1953599514,27cyclictest0-21swapper/210:27:022
19535995134,10cyclictest1995-21grep07:32:242
1953599513,40cyclictest0-21swapper/210:37:292
19535995120,24cyclictest0-21swapper/208:02:252
19535995120,13cyclictest0-21swapper/212:17:292
19535995120,13cyclictest0-21swapper/210:37:022
1953399515,27cyclictest0-21swapper/108:47:431
1953399514,29cyclictest0-21swapper/107:57:281
1953399514,26cyclictest0-21swapper/107:12:111
1953399514,26cyclictest0-21swapper/107:12:111
1953399514,13cyclictest0-21swapper/111:07:021
1953399514,13cyclictest0-21swapper/110:16:541
19533995131,12cyclictest10623-21unixbench_singl10:02:381
19533995131,12cyclictest10623-21unixbench_singl10:02:381
19533995121,12cyclictest0-21swapper/107:32:281
279922503,40sleep10-21swapper/110:42:151
251552502,10sleep20-21swapper/208:18:282
1953599504,37cyclictest0-21swapper/209:32:122
1953599504,29cyclictest0-21swapper/209:20:152
1953599504,29cyclictest0-21swapper/209:20:152
1953599504,28cyclictest0-21swapper/211:47:112
1953599504,28cyclictest0-21swapper/211:17:172
1953599504,28cyclictest0-21swapper/210:47:192
1953599504,28cyclictest0-21swapper/210:47:192
1953599504,28cyclictest0-21swapper/208:07:382
1953599504,28cyclictest0-21swapper/207:07:212
1953599504,28cyclictest0-21swapper/207:07:212
1953599504,27cyclictest0-21swapper/210:12:192
1953599504,27cyclictest0-21swapper/210:02:382
1953599504,27cyclictest0-21swapper/210:02:382
1953599504,27cyclictest0-21swapper/209:47:202
1953599504,27cyclictest0-21swapper/209:27:172
1953599504,27cyclictest0-21swapper/208:32:212
1953599504,27cyclictest0-21swapper/207:47:342
1953599504,27cyclictest0-21swapper/207:47:342
1953599504,23cyclictest4194-21aten2.4-expect07:37:222
19535995017,13cyclictest0-21swapper/211:52:172
1953399505,27cyclictest0-21swapper/109:27:361
1953399504,27cyclictest0-21swapper/111:52:191
191912504,40sleep10-21swapper/109:13:571
241592493,12sleep10-21swapper/109:26:261
209032493,11sleep10-21swapper/108:12:181
1953599495,26cyclictest0-21swapper/210:17:362
1953599495,14cyclictest22122-21aten2.4-expect09:22:182
1953599494,37cyclictest0-21swapper/210:12:032
1953599493,27cyclictest0-21swapper/208:02:082
1953399494,37cyclictest0-21swapper/107:12:301
1953399494,27cyclictest0-21swapper/112:02:191
1953399494,27cyclictest0-21swapper/110:27:201
1953399494,27cyclictest0-21swapper/109:52:031
1953399494,27cyclictest0-21swapper/108:42:361
1953399494,27cyclictest0-21swapper/108:37:351
1953399494,27cyclictest0-21swapper/108:07:231
191722494,6sleep10-21swapper/106:57:551
132242493,11sleep10-21swapper/107:53:361
132242493,11sleep10-21swapper/107:53:361
131732493,40sleep10-21swapper/110:08:541
130932493,11sleep10-21swapper/112:23:521
62542483,13sleep10-21swapper/107:41:231
201782483,38sleep20-21swapper/211:32:182
1953599484,28cyclictest0-21swapper/210:54:332
1953599484,23cyclictest1419-21runrttasks10:30:532
1953599483,27cyclictest121850irq/46-eth009:37:322
1953399489,21cyclictest0-21swapper/107:42:221
1953399484,27cyclictest0-21swapper/111:35:171
1953399484,24cyclictest0-21swapper/107:02:231
19533994835,8cyclictest16437-21cut08:02:211
10212482,9sleep20-21swapper/211:59:102
19535994727,12cyclictest0-21swapper/208:27:342
19535994717,12cyclictest0-21swapper/212:12:292
19535994717,12cyclictest0-21swapper/212:12:292
1953399474,36cyclictest0-21swapper/109:02:061
1953399474,27cyclictest0-21swapper/109:42:151
19533994729,11cyclictest27044-21cpuspeed_turbos11:47:141
19533994729,11cyclictest24102-21gltestperf08:17:241
19533994728,12cyclictest6190-21grep11:02:201
19533994719,12cyclictest0-21swapper/108:56:411
1953399464,24cyclictest14250-21fschecks_count12:27:161
1953399454,34cyclictest0-21swapper/111:12:281
19533994515,12cyclictest0-21swapper/108:27:241
1953399445,12cyclictest0-21swapper/109:57:281
1953399444,24cyclictest0-21swapper/110:21:551
192302414,6sleep20-21swapper/206:58:412
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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