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2026-08-19 - 15:10

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 highest latencies:
System rack1slot6s.osadl.org (updated Wed Aug 19, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
191039910040,53cyclictest0-21swapper/008:47:530
219499990,7rtkit-daemon0-21swapper/305:52:593
1910399993,43cyclictest0-21swapper/009:47:420
19103999833,12cyclictest0-21swapper/010:08:010
1910399964,43cyclictest0-21swapper/009:26:370
19103999637,14cyclictest0-21swapper/008:02:510
19103999635,13cyclictest0-21swapper/011:06:390
19103999536,13cyclictest0-21swapper/011:02:150
1910399943,45cyclictest0-21swapper/009:52:390
19103999234,13cyclictest0-21swapper/008:17:460
19103999234,13cyclictest0-21swapper/008:17:460
162492910,32sleep226-21rcuc/211:12:492
1910399893,41cyclictest0-21swapper/009:32:340
1910399893,41cyclictest0-21swapper/009:32:340
1910399884,42cyclictest11149-21munin-node11:07:400
19103998733,13cyclictest0-21swapper/009:10:110
1910399864,43cyclictest0-21swapper/008:37:530
1910399854,41cyclictest0-21swapper/008:22:350
50292740,3sleep312-21rcu_preempt10:07:393
184222680,4sleep112-21rcu_preempt06:57:401
1910799675,41cyclictest0-21swapper/308:12:483
19107996716,30cyclictest0-21swapper/310:32:243
1910799664,39cyclictest0-21swapper/308:22:203
1910799664,39cyclictest0-21swapper/308:22:203
1910699653,47cyclictest0-21swapper/211:06:542
19105996545,13cyclictest0-21swapper/111:06:501
19105996545,12cyclictest0-21swapper/109:47:361
19105996446,12cyclictest0-21swapper/108:17:471
19105996446,12cyclictest0-21swapper/108:17:471
241512633,11sleep30-21swapper/309:47:403
219499630,4rtkit-daemon2193-21rtkit-daemon08:13:542
1910799634,52cyclictest0-21swapper/311:12:273
1910799634,12cyclictest0-21swapper/309:13:443
1910699634,35cyclictest16020-21tr06:52:382
1910699634,35cyclictest16020-21tr06:52:382
220982623,51sleep00-21swapper/009:44:140
1910599624,14cyclictest0-21swapper/109:17:401
19103996240,15cyclictest0-21swapper/007:54:030
69212613,51sleep20-21swapper/210:59:402
1910799615,50cyclictest0-21swapper/308:53:293
1910799614,50cyclictest0-21swapper/309:27:543
1910799614,38cyclictest0-21swapper/308:29:013
1910699614,49cyclictest0-21swapper/208:22:432
1910599615,13cyclictest1227-21runrttasks08:38:421
19105996142,12cyclictest0-21swapper/108:52:391
1910599614,20cyclictest0-21swapper/110:19:021
219499600,5rtkit-daemon2193-21rtkit-daemon10:59:323
219499600,5rtkit-daemon2193-21rtkit-daemon08:24:313
1910799605,47cyclictest0-21swapper/310:24:303
1910799604,49cyclictest0-21swapper/310:07:023
19107996020,23cyclictest12425-21cpuspeed_turbos07:52:363
19107996019,14cyclictest0-21swapper/308:10:253
1910699603,50cyclictest0-21swapper/205:55:312
1910699603,12cyclictest0-21swapper/209:02:372
19105996041,12cyclictest0-21swapper/109:22:481
1910599604,37cyclictest0-21swapper/108:03:291
1910599604,15cyclictest0-21swapper/110:53:231
1910599604,15cyclictest0-21swapper/110:53:231
1910599603,51cyclictest0-21swapper/108:22:521
1910599603,38cyclictest0-21swapper/109:59:361
143372603,49sleep20-21swapper/206:47:502
312322593,11sleep10-21swapper/110:47:371
1910799596,46cyclictest0-21swapper/308:57:263
1910799594,48cyclictest18275-21df_abs11:17:303
1910799594,48cyclictest0-21swapper/306:12:273
1910799593,48cyclictest8352-21iostat_ios10:12:393
1910799593,48cyclictest8352-21iostat_ios10:12:393
1910799593,10cyclictest14763-21sendmail_mailqu09:32:483
1910799593,10cyclictest14763-21sendmail_mailqu09:32:483
19107995922,12cyclictest1227-21runrttasks08:51:063
19107995919,24cyclictest0-21swapper/310:30:443
1910599594,16cyclictest0-21swapper/109:46:391
26382583,47sleep20-21swapper/207:32:372
19107995841,9cyclictest10364-21sed08:37:433
1910799584,49cyclictest0-21swapper/311:09:123
1910799584,46cyclictest0-21swapper/309:45:593
1910799584,30cyclictest0-21swapper/310:22:173
1910799584,29cyclictest0-21swapper/309:57:543
19107995829,10cyclictest26859-21if_eth009:02:413
19107995822,14cyclictest0-21swapper/307:47:223
1910599584,28cyclictest0-21swapper/110:22:481
19105995837,15cyclictest0-21swapper/110:12:431
19105995837,15cyclictest0-21swapper/110:12:431
19105995836,13cyclictest0-21swapper/110:02:351
219499570,6rtkit-daemon2193-21rtkit-daemon07:34:033
1910799575,27cyclictest0-21swapper/309:39:383
1910799575,27cyclictest0-21swapper/309:07:363
1910799574,46cyclictest0-21swapper/310:49:453
1910799574,28cyclictest0-21swapper/308:34:083
19107995739,12cyclictest7838-21tail06:32:583
1910799573,48cyclictest0-21swapper/308:42:593
1910799573,48cyclictest0-21swapper/308:00:203
1910799573,35cyclictest0-21swapper/310:46:273
19107995718,23cyclictest9410-21ssh09:26:033
1910699574,47cyclictest0-21swapper/209:11:492
1910599575,34cyclictest0-21swapper/111:16:441
1910599575,30cyclictest0-21swapper/106:32:561
1910599575,29cyclictest0-21swapper/107:12:241
19105995740,11cyclictest0-21swapper/107:32:501
1910599574,46cyclictest0-21swapper/109:55:021
1910599574,30cyclictest0-21swapper/108:32:551
19105995737,12cyclictest0-21swapper/108:07:441
19105995735,12cyclictest0-21swapper/108:12:331
1910599573,38cyclictest0-21swapper/109:16:421
19105995728,12cyclictest0-21swapper/109:34:121
19105995728,12cyclictest0-21swapper/109:34:121
19105995721,14cyclictest0-21swapper/108:50:591
19105995719,14cyclictest0-21swapper/110:11:361
51662565,44sleep00-21swapper/006:27:570
250502560,4sleep118-21rcuc/110:37:451
222432566,43sleep20-21swapper/209:44:492
1910799564,44cyclictest0-21swapper/309:17:383
1910799564,26cyclictest3498-21crond06:27:263
19107995620,14cyclictest0-21swapper/310:52:383
19107995620,14cyclictest0-21swapper/310:52:383
19107995619,28cyclictest8088-21cpu11:02:283
1910599569,24cyclictest11483-21sendmail_mailqu09:27:501
1910599564,28cyclictest0-21swapper/109:37:361
1910599564,28cyclictest0-21swapper/108:31:571
1910599564,27cyclictest0-21swapper/111:07:261
1910599564,26cyclictest0-21swapper/109:11:141
1910599564,23cyclictest0-21swapper/110:47:161
19105995638,10cyclictest5242-21grep10:57:341
1910399564,44cyclictest0-21swapper/010:32:300
19103995639,10cyclictest6976-21sed08:32:390
19103995638,12cyclictest0-21swapper/006:42:570
19103995636,13cyclictest0-21swapper/009:02:540
123092563,46sleep20-21swapper/208:41:552
264022557,6sleep00-21swapper/010:40:590
219499550,5rtkit-daemon2193-21rtkit-daemon09:57:422
218782550,6sleep30-21swapper/307:02:543
1910799554,29cyclictest0-21swapper/309:52:513
1910799553,28cyclictest0-21swapper/308:02:423
1910699553,12cyclictest0-21swapper/209:18:432
1910599558,25cyclictest31273-21aten_r1power_cu06:17:381
1910599554,30cyclictest0-21swapper/107:57:331
1910599554,30cyclictest0-21swapper/106:37:581
1910599554,28cyclictest0-21swapper/111:21:011
1910599554,28cyclictest0-21swapper/110:28:201
1910599554,28cyclictest0-21swapper/107:52:481
1910599554,28cyclictest0-21swapper/107:17:241
1910599554,27cyclictest0-21swapper/108:58:371
1910599554,27cyclictest0-21swapper/107:02:361
19105995537,11cyclictest20524-21head05:52:521
19105995535,13cyclictest0-21swapper/109:02:511
1910599553,27cyclictest0-21swapper/107:27:231
19105995523,13cyclictest0-21swapper/110:32:331
19103995534,14cyclictest0-21swapper/008:27:360
1502125510,38sleep00-21swapper/011:12:320
219499540,5rtkit-daemon2193-21rtkit-daemon07:47:402
219499540,5rtkit-daemon2193-21rtkit-daemon06:52:573
219499540,5rtkit-daemon2193-21rtkit-daemon06:52:573
1910799544,13cyclictest0-21swapper/310:37:313
19107995422,16cyclictest0-21swapper/307:22:473
1910699544,43cyclictest0-21swapper/209:52:452
1910699543,8cyclictest107550irq/46-eth008:33:192
1910699543,35cyclictest0-21swapper/210:32:322
19105995434,11cyclictest13747-21iostat08:42:431
1910399544,42cyclictest0-21swapper/010:52:290
1910399544,42cyclictest0-21swapper/010:52:290
1910399544,42cyclictest0-21swapper/010:22:410
19103995435,13cyclictest0-21swapper/007:02:250
19103995428,9cyclictest25617-21grep08:12:360
153222546,9sleep00-21swapper/008:45:480
60522534,9sleep00-21swapper/009:20:480
303262533,43sleep00-21swapper/009:57:370
261872533,9sleep20-21swapper/206:06:462
219499530,6rtkit-daemon2193-21rtkit-daemon10:05:492
1910799535,28cyclictest0-21swapper/307:47:533
19107995321,13cyclictest0-21swapper/306:51:373
19107995318,14cyclictest0-21swapper/306:01:283
1910699539,25cyclictest0-21swapper/208:07:442
1910599534,28cyclictest0-21swapper/106:56:381
1910599534,28cyclictest0-21swapper/106:56:381
1910599534,26cyclictest0-21swapper/107:41:471
1910599534,26cyclictest0-21swapper/107:41:471
1910399536,42cyclictest0-21swapper/008:07:410
1910399534,42cyclictest0-21swapper/009:28:210
19103995334,13cyclictest0-21swapper/011:20:310
19103995333,13cyclictest0-21swapper/005:52:590
139542533,43sleep20-21swapper/208:42:482
69772522,10sleep00-21swapper/007:41:380
69772522,10sleep00-21swapper/007:41:380
219499520,5rtkit-daemon2193-21rtkit-daemon09:34:202
219499520,5rtkit-daemon2193-21rtkit-daemon09:34:202
199822523,43sleep20-21swapper/211:19:192
1910799525,30cyclictest0-21swapper/306:57:463
1910799524,28cyclictest0-21swapper/307:07:493
1910799524,28cyclictest0-21swapper/306:12:523
1910799524,28cyclictest0-21swapper/306:12:523
1910799524,27cyclictest0-21swapper/306:27:373
19107995219,13cyclictest0-21swapper/307:37:583
19107995219,13cyclictest0-21swapper/307:37:583
19107995214,10cyclictest3104-21nscd06:42:243
1910699524,40cyclictest0-21swapper/209:22:332
1910699524,27cyclictest0-21swapper/207:52:532
1910699524,26cyclictest0-21swapper/207:58:132
1910699523,34cyclictest0-21swapper/208:22:142
1910699523,34cyclictest0-21swapper/208:22:142
1910699523,29cyclictest0-21swapper/207:37:522
1910699523,29cyclictest0-21swapper/207:37:522
19106995220,12cyclictest0-21swapper/211:07:472
19105995233,13cyclictest0-21swapper/106:06:461
19105995230,13cyclictest8072-21gltestperf07:42:411
1910399524,42cyclictest0-21swapper/010:27:430
19103995238,9cyclictest0-21swapper/010:12:500
19103995238,9cyclictest0-21swapper/010:12:500
19103995237,10cyclictest0-21swapper/010:42:270
1910399523,43cyclictest0-21swapper/010:49:210
1910399523,41cyclictest0-21swapper/008:57:390
19103995226,12cyclictest0-21swapper/009:14:580
176242522,44sleep00-21swapper/006:54:410
176242522,44sleep00-21swapper/006:54:410
56182513,9sleep10-21swapper/106:28:591
235612513,9sleep00-21swapper/005:58:420
219499510,5rtkit-daemon2193-21rtkit-daemon07:45:402
219499510,4rtkit-daemon2193-21rtkit-daemon07:21:333
1910799515,29cyclictest0-21swapper/307:16:423
1910799514,28cyclictest0-21swapper/306:21:323
1910799514,27cyclictest0-21swapper/306:46:363
1910699514,29cyclictest0-21swapper/210:22:352
1910699514,28cyclictest0-21swapper/210:47:482
19106995136,10cyclictest0-21swapper/210:52:372
19106995136,10cyclictest0-21swapper/210:52:372
1910699513,30cyclictest0-21swapper/210:12:272
1910699513,30cyclictest0-21swapper/210:12:272
1910699513,29cyclictest0-21swapper/208:58:092
19106995120,13cyclictest0-21swapper/206:17:502
152162514,9sleep00-21swapper/006:49:250
309902503,9sleep20-21swapper/206:17:102
309902503,9sleep20-21swapper/206:17:102
28762502,9sleep20-21swapper/206:22:592
1910699509,11cyclictest32408-21munin-node09:12:452
1910699508,25cyclictest0-21swapper/208:28:482
1910699504,26cyclictest0-21swapper/209:29:052
1910699503,25cyclictest0-21swapper/210:19:152
1910699503,24cyclictest0-21swapper/210:29:072
1910699503,13cyclictest0-21swapper/210:37:392
19105995030,11cyclictest32449-21aten_r1power_en07:27:351
1910399504,40cyclictest0-21swapper/010:02:320
1910399504,39cyclictest0-21swapper/009:37:320
1910399504,38cyclictest0-21swapper/008:52:460
1910399503,41cyclictest0-21swapper/010:18:570
183962502,41sleep00-21swapper/008:02:220
219499490,4rtkit-daemon2193-21rtkit-daemon10:08:042
1910799493,22cyclictest0-21swapper/307:27:363
1910699494,28cyclictest0-21swapper/205:57:592
1910699494,27cyclictest0-21swapper/207:22:382
1910699494,27cyclictest0-21swapper/207:12:362
19106994931,13cyclictest0-21swapper/208:02:472
1910699493,40cyclictest0-21swapper/209:47:302
1910699493,31cyclictest7358-21kworker/2:010:45:252
1910699493,27cyclictest0-21swapper/209:37:352
1910699493,27cyclictest0-21swapper/207:07:412
1910599494,37cyclictest0-21swapper/106:22:491
19105994934,8cyclictest22029-21cpuspeed_turbos05:57:401
1910399492,10cyclictest0-21swapper/007:16:510
104932492,9sleep20-21swapper/206:40:162
1910699484,26cyclictest0-21swapper/206:32:412
1910699483,27cyclictest0-21swapper/208:52:042
1910699483,13cyclictest0-21swapper/208:52:242
19105994831,10cyclictest9679-21munin-node07:47:531
19105994827,13cyclictest28427-21gltestperf07:17:431
1910399484,38cyclictest0-21swapper/007:17:390
1910399484,37cyclictest0-21swapper/006:17:440
1910399484,37cyclictest0-21swapper/006:02:560
1910399484,34cyclictest0-21swapper/006:27:270
19103994832,11cyclictest0-21swapper/007:27:450
81862475,9sleep00-21swapper/006:36:150
319492472,9sleep00-21swapper/007:24:450
1910699475,26cyclictest4377-21grep06:27:442
1910699474,26cyclictest0-21swapper/207:06:412
19106994729,13cyclictest0-21swapper/206:42:372
19105994731,9cyclictest14095-21perl06:47:451
19103994732,11cyclictest0-21swapper/007:34:030
1910399473,37cyclictest0-21swapper/007:07:550
1910399473,37cyclictest0-21swapper/006:12:570
1910399473,37cyclictest0-21swapper/006:12:570
115252472,9sleep00-21swapper/007:48:310
285542462,9sleep00-21swapper/006:11:320
1910699464,26cyclictest0-21swapper/207:21:432
1910599464,35cyclictest0-21swapper/106:12:541
1910599464,35cyclictest0-21swapper/106:12:541
1910599464,14cyclictest0-21swapper/106:44:091
190582464,37sleep00-21swapper/005:52:170
105532462,38sleep00-21swapper/006:41:030
219499450,5rtkit-daemon2193-21rtkit-daemon05:47:523
19107994511,29cyclictest361ktimersoftd/306:02:503
1910699454,13cyclictest0-21swapper/207:01:392
1910599453,27cyclictest0-21swapper/106:07:431
1910399453,18cyclictest0-21swapper/007:05:330
283532442,9sleep20-21swapper/206:08:562
1910399433,13cyclictest0-21swapper/007:42:340
18102432,34sleep20-21swapper/207:28:092
1910599408,13cyclictest0-21swapper/105:52:271
1910699373,27cyclictest0-21swapper/205:52:272
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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