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2026-04-01 - 13:43

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 Wed Apr 01, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
3181299964,74cyclictest0-21swapper/009:24:490
3181299964,25cyclictest0-21swapper/009:55:450
3181299955,82cyclictest0-21swapper/007:37:310
3181299954,80cyclictest0-21swapper/007:31:030
3181299954,25cyclictest0-21swapper/008:16:500
248599940,7rtkit-daemon0-21swapper/207:52:472
3181299924,27cyclictest0-21swapper/009:31:480
3181299924,27cyclictest0-21swapper/009:31:480
3181299924,27cyclictest0-21swapper/009:05:530
3181299924,25cyclictest0-21swapper/008:22:470
31812999217,12cyclictest0-21swapper/007:32:460
248599920,3rtkit-daemon17747-21sh08:02:392
248599920,3rtkit-daemon17747-21sh08:02:392
3181299914,80cyclictest0-21swapper/008:58:250
3181299914,80cyclictest0-21swapper/007:57:310
3181299914,23cyclictest1243-21lldpd09:15:230
3181299913,81cyclictest0-21swapper/010:12:440
3181699904,71cyclictest0-21swapper/309:40:393
3181299904,79cyclictest0-21swapper/010:11:280
3181299904,79cyclictest0-21swapper/010:11:280
3181299904,79cyclictest0-21swapper/009:32:280
3181299904,22cyclictest0-21swapper/010:42:360
3181299903,27cyclictest0-21swapper/008:52:120
3181299903,27cyclictest0-21swapper/008:52:120
3181699894,13cyclictest0-21swapper/308:03:443
3181699894,13cyclictest0-21swapper/308:03:443
3181299895,75cyclictest0-21swapper/009:57:300
3181299894,26cyclictest0-21swapper/010:22:280
3181299894,24cyclictest0-21swapper/010:50:270
3181299894,24cyclictest0-21swapper/010:50:270
3181299894,23cyclictest0-21swapper/007:51:390
3181299893,25cyclictest0-21swapper/009:08:360
31812998921,59cyclictest1945-21Xorg10:31:070
31812998911,13cyclictest0-21swapper/009:42:270
3181699884,13cyclictest0-21swapper/307:17:273
3181299884,12cyclictest0-21swapper/008:05:530
3181299884,12cyclictest0-21swapper/008:05:530
3181699874,64cyclictest0-21swapper/306:32:423
3181699874,60cyclictest0-21swapper/307:22:483
3181699874,60cyclictest0-21swapper/307:22:483
3181699873,61cyclictest0-21swapper/308:52:163
3181299874,23cyclictest0-21swapper/008:44:220
3181299874,23cyclictest0-21swapper/006:42:380
3181299874,23cyclictest0-21swapper/006:42:380
3181299874,13cyclictest0-21swapper/008:19:180
3181299873,77cyclictest2862-21ls08:27:450
3181299873,24cyclictest0-21swapper/007:52:260
31812998721,13cyclictest0-21swapper/008:42:060
31812998717,12cyclictest0-21swapper/008:11:500
31812998717,12cyclictest0-21swapper/008:11:500
3181699865,60cyclictest0-21swapper/308:44:103
3181699864,14cyclictest0-21swapper/309:22:113
3181699864,14cyclictest0-21swapper/308:10:013
3181699864,14cyclictest0-21swapper/308:10:013
3181699864,12cyclictest0-21swapper/309:07:313
3181299866,14cyclictest0-21swapper/010:19:430
3181299865,28cyclictest0-21swapper/010:32:220
3181299864,32cyclictest0-21swapper/008:53:500
3181299864,25cyclictest0-21swapper/010:38:050
31812998638,41cyclictest5731-21strings05:37:450
3181299863,76cyclictest0-21swapper/008:36:190
31812998617,12cyclictest0-21swapper/007:44:530
3181699858,55cyclictest0-21swapper/309:44:153
3181299854,24cyclictest0-21swapper/009:50:490
3181299854,23cyclictest0-21swapper/009:18:420
31812998526,50cyclictest0-21swapper/009:37:240
31812998518,11cyclictest0-21swapper/010:53:180
3181699848,13cyclictest0-21swapper/310:05:503
3181699844,63cyclictest0-21swapper/309:26:583
3181699844,14cyclictest0-21swapper/308:22:363
3181699844,13cyclictest0-21swapper/307:46:013
3181299844,27cyclictest0-21swapper/005:47:400
31812998436,41cyclictest13451-21unixbench_singl05:52:540
3181699836,16cyclictest0-21swapper/307:34:433
3181699834,73cyclictest0-21swapper/308:40:123
3181699834,72cyclictest0-21swapper/310:43:483
3181699834,22cyclictest0-21swapper/309:56:053
3181699834,18cyclictest30851-21ssh09:57:373
3181699834,12cyclictest0-21swapper/305:42:193
3181699828,60cyclictest0-21swapper/307:40:033
3181699824,71cyclictest0-21swapper/310:24:573
3181699823,72cyclictest0-21swapper/308:49:203
3181699823,72cyclictest0-21swapper/308:49:203
3181299824,70cyclictest0-21swapper/007:17:430
3181299824,23cyclictest0-21swapper/010:02:310
3181299824,11cyclictest0-21swapper/007:22:430
3181299824,11cyclictest0-21swapper/007:22:430
31812998217,13cyclictest0-21swapper/007:02:320
3181699815,69cyclictest0-21swapper/308:30:403
3181699815,59cyclictest0-21swapper/310:33:363
3181699815,59cyclictest0-21swapper/307:54:323
3181699814,70cyclictest0-21swapper/309:32:073
3181699814,70cyclictest0-21swapper/309:32:073
3181699814,61cyclictest0-21swapper/305:31:073
3181699814,23cyclictest0-21swapper/308:34:023
3181699814,14cyclictest0-21swapper/308:21:553
3181699814,13cyclictest0-21swapper/310:09:113
3181699814,13cyclictest0-21swapper/310:09:113
3181699814,13cyclictest0-21swapper/309:00:593
3181699813,70cyclictest8828-21runrttasks07:49:303
3181299814,70cyclictest0-21swapper/006:27:380
3181299814,12cyclictest0-21swapper/005:42:420
3181299813,29cyclictest9768-21unixbench_multi06:52:500
305152810,5sleep2281ktimersoftd/207:34:162
3181699804,69cyclictest0-21swapper/310:32:053
3181699804,69cyclictest0-21swapper/307:59:273
3181699804,57cyclictest0-21swapper/306:57:483
3181699804,19cyclictest0-21swapper/306:07:303
3181699803,61cyclictest0-21swapper/310:50:353
3181699803,61cyclictest0-21swapper/310:50:353
3181299807,12cyclictest0-21swapper/006:57:470
3181299804,13cyclictest0-21swapper/006:32:300
3181299803,24cyclictest0-21swapper/006:02:300
3181699796,67cyclictest0-21swapper/310:39:533
3181699794,68cyclictest0-21swapper/309:02:373
3181699794,18cyclictest0-21swapper/310:21:243
3181299794,24cyclictest0-21swapper/006:47:290
3181299793,31cyclictest0-21swapper/005:57:510
3181299793,31cyclictest0-21swapper/005:57:510
3181299793,19cyclictest15214-21munin-node07:07:480
3181299793,13cyclictest0-21swapper/005:29:320
3181699788,12cyclictest0-21swapper/306:52:493
3181699785,66cyclictest0-21swapper/306:42:473
3181699785,66cyclictest0-21swapper/306:42:473
3181699784,14cyclictest0-21swapper/307:02:403
3181699783,68cyclictest6490-21gltestperf06:47:373
3181699783,68cyclictest0-21swapper/308:15:323
3181699783,67cyclictest27872-21rm07:32:083
31816997824,47cyclictest16420-21needreboot07:07:413
3181299784,66cyclictest0-21swapper/006:22:370
3181299784,25cyclictest0-21swapper/007:12:280
3181299784,23cyclictest0-21swapper/006:12:310
3181299783,21cyclictest0-21swapper/006:17:380
3181699774,66cyclictest0-21swapper/309:50:473
3181699774,21cyclictest0-21swapper/309:32:323
3181699773,67cyclictest11680-21munin-node05:52:453
3181699764,65cyclictest0-21swapper/310:55:023
3181699764,57cyclictest0-21swapper/310:13:243
3181699764,13cyclictest0-21swapper/309:12:543
31816997623,46cyclictest22076-21gltestperf06:12:383
3181699754,63cyclictest0-21swapper/306:37:383
31816997524,44cyclictest26872-21gltestperf06:22:393
31816997521,47cyclictest31820-21latency_hist05:27:213
31816997516,9cyclictest1684-21nscd06:07:193
3181299754,26cyclictest0-21swapper/005:32:220
3181699744,63cyclictest0-21swapper/306:02:123
3181699744,63cyclictest0-21swapper/306:02:123
31816997425,41cyclictest10106-21head05:47:393
31816997424,43cyclictest24464-21gltestperf06:17:383
31816997418,8cyclictest121850irq/46-eth005:44:063
31816997413,8cyclictest0-21swapper/306:27:423
31812997421,13cyclictest0-21swapper/006:37:500
3181699733,62cyclictest1287-21snmpd07:16:453
3181299724,13cyclictest0-21swapper/006:07:300
248599710,7rtkit-daemon0-21swapper/108:22:002
3181699704,13cyclictest0-21swapper/305:35:353
31815996926,25cyclictest2157-21cpuspeed_turbos10:52:212
277122690,7sleep127710-21unixbench_multi06:22:531
248599690,5rtkit-daemon2484-21rtkit-daemon10:12:412
248599660,5rtkit-daemon2484-21rtkit-daemon10:07:412
248599660,5rtkit-daemon2484-21rtkit-daemon10:07:412
248599660,5rtkit-daemon2484-21rtkit-daemon10:02:262
3181599625,51cyclictest0-21swapper/205:42:402
31815996244,14cyclictest0-21swapper/208:22:472
31815996239,13cyclictest0-21swapper/209:52:292
3181599623,51cyclictest0-21swapper/208:07:582
3181599623,51cyclictest0-21swapper/208:07:582
3181499625,14cyclictest0-21swapper/109:31:261
3181499625,14cyclictest0-21swapper/109:31:261
3181599619,27cyclictest0-21swapper/209:29:492
3181599619,27cyclictest0-21swapper/209:29:492
3181499614,39cyclictest0-21swapper/108:52:301
3181499613,44cyclictest0-21swapper/110:43:421
3181599605,47cyclictest0-21swapper/208:57:362
3181599602,51cyclictest0-21swapper/210:19:452
31815996010,25cyclictest1676-21nscd09:42:102
3181599594,36cyclictest0-21swapper/206:02:422
3181599594,33cyclictest0-21swapper/209:48:572
31815995913,23cyclictest0-21swapper/208:47:312
31815995913,23cyclictest0-21swapper/208:47:312
3181499594,13cyclictest0-21swapper/109:07:391
31815995842,11cyclictest0-21swapper/209:32:402
31815995837,13cyclictest0-21swapper/209:20:322
3181599583,47cyclictest0-21swapper/210:37:272
3181599583,33cyclictest0-21swapper/208:28:072
31815995826,12cyclictest0-21swapper/208:55:362
3181499586,16cyclictest0-21swapper/107:32:161
31814995822,23cyclictest0-21swapper/109:05:451
248599580,4rtkit-daemon2484-21rtkit-daemon07:07:412
31815995726,10cyclictest0-21swapper/208:12:272
31815995716,34cyclictest0-21swapper/207:39:492
31814995738,12cyclictest29236-21crond09:57:091
3181499573,49cyclictest0-21swapper/108:45:521
3181599564,45cyclictest0-21swapper/210:28:382
31815995639,9cyclictest0-21swapper/208:42:122
31815995625,12cyclictest0-21swapper/207:43:392
31815995625,11cyclictest0-21swapper/210:45:092
31815995618,20cyclictest15353-21nscd08:32:252
3181499564,26cyclictest0-21swapper/110:21:131
31814995638,11cyclictest18339-21cut10:27:281
31814995619,29cyclictest0-21swapper/106:59:331
31814995616,27cyclictest0-21swapper/105:57:191
3181599554,44cyclictest0-21swapper/209:24:412
3181599554,43cyclictest0-21swapper/210:22:222
3181599554,42cyclictest0-21swapper/210:47:332
3181599554,42cyclictest0-21swapper/210:47:332
3181599554,27cyclictest0-21swapper/206:47:292
3181499555,14cyclictest0-21swapper/110:15:381
31814995535,12cyclictest5759-21unixbench_multi10:07:441
31814995535,12cyclictest5759-21unixbench_multi10:07:441
31814995534,12cyclictest5325-21gltestperf05:37:401
31814995524,10cyclictest14980-21sadc07:07:161
31814995515,27cyclictest0-21swapper/110:33:091
248599550,4rtkit-daemon2484-21rtkit-daemon05:28:522
5422544,8sleep1571-21ntp_states07:37:431
33842543,11sleep10-21swapper/110:06:031
3181599545,23cyclictest0-21swapper/209:46:022
31815995433,12cyclictest5236-21grep05:37:382
31815995417,28cyclictest11346-21munin-node08:42:482
3181499545,15cyclictest0-21swapper/110:01:551
3181499545,15cyclictest0-21swapper/108:01:431
3181499544,30cyclictest0-21swapper/110:52:361
3181499544,30cyclictest0-21swapper/107:22:151
3181499544,14cyclictest0-21swapper/109:43:351
248599540,5rtkit-daemon2484-21rtkit-daemon07:12:182
216202543,9sleep121735-21df_abs06:12:341
189222542,10sleep20-21swapper/206:07:312
102482543,12sleep10-21swapper/108:39:151
3181599534,42cyclictest0-21swapper/209:57:212
31815995332,14cyclictest0-21swapper/207:57:382
31815995321,13cyclictest0-21swapper/206:27:502
3181499535,25cyclictest0-21swapper/110:48:091
3181499535,25cyclictest0-21swapper/110:48:091
3181499534,29cyclictest0-21swapper/108:12:361
3181499534,13cyclictest0-21swapper/107:46:301
31814995334,11cyclictest7271-21tr05:42:341
31814995323,12cyclictest0-21swapper/108:07:481
31814995323,12cyclictest0-21swapper/108:07:481
31814995317,22cyclictest17358-21netstat09:37:381
31814995311,23cyclictest25100-21hdparm10:37:291
320492523,42sleep132072-21ntp_offset06:32:451
3181599525,28cyclictest0-21swapper/206:22:412
3181599524,28cyclictest0-21swapper/205:52:482
31815995229,14cyclictest0-21swapper/210:32:252
31815995222,13cyclictest0-21swapper/206:52:442
31815995221,13cyclictest0-21swapper/209:12:392
3181499525,29cyclictest0-21swapper/108:27:471
3181499525,27cyclictest10964-21iostat07:52:361
3181499525,23cyclictest12715-21aten2.4-expect09:32:211
3181499524,29cyclictest0-21swapper/106:07:291
3181499524,26cyclictest0-21swapper/109:13:271
3181499524,24cyclictest22490-21ssh08:57:351
31814995223,10cyclictest24552-21diskmemload08:22:441
31814995221,13cyclictest0-21swapper/109:17:421
244252523,41sleep20-21swapper/207:25:462
244252523,41sleep20-21swapper/207:25:462
96412513,10sleep10-21swapper/107:52:141
42782514,39sleep20-21swapper/205:37:202
3181599514,27cyclictest0-21swapper/207:02:162
31815995134,10cyclictest13183-21tr07:02:312
31815995119,12cyclictest0-21swapper/206:37:422
3181499515,14cyclictest0-21swapper/107:32:261
3181499514,30cyclictest0-21swapper/108:32:481
3181499514,29cyclictest0-21swapper/106:47:511
3181499514,28cyclictest0-21swapper/107:07:351
3181499514,28cyclictest0-21swapper/106:27:411
3181499514,28cyclictest0-21swapper/106:22:191
3181499513,25cyclictest0-21swapper/110:22:411
31814995120,14cyclictest0-21swapper/108:21:551
31814995119,13cyclictest0-21swapper/107:14:271
248599510,4rtkit-daemon2484-21rtkit-daemon07:27:402
219752512,42sleep20-21swapper/207:19:542
184392514,9sleep118544-21users08:02:501
184392514,9sleep118544-21users08:02:501
160382512,42sleep20-21swapper/206:00:012
160382512,42sleep20-21swapper/206:00:012
103092513,11sleep10-21swapper/105:47:431
39852503,10sleep10-21swapper/105:33:321
3181599505,27cyclictest0-21swapper/206:32:492
31815995031,12cyclictest0-21swapper/206:12:462
31815995022,9cyclictest29045-21ssh09:07:322
3181499505,28cyclictest0-21swapper/106:52:451
3181499505,25cyclictest6554-21diskstats09:22:291
3181499504,27cyclictest0-21swapper/109:47:441
3181499504,26cyclictest0-21swapper/108:48:261
3181499504,26cyclictest0-21swapper/108:48:261
3181499503,27cyclictest0-21swapper/105:27:211
31814995019,13cyclictest0-21swapper/106:37:531
266662503,40sleep20-21swapper/209:02:502
53802493,11sleep20-21swapper/206:46:372
53802493,11sleep20-21swapper/206:46:372
3181599494,30cyclictest0-21swapper/207:47:482
31814994932,9cyclictest773-21needreboot05:27:461
317252494,39sleep00-21swapper/005:26:380
185282493,40sleep10-21swapper/106:06:251
31815994829,12cyclictest0-21swapper/206:17:292
3181499485,26cyclictest0-21swapper/106:01:121
3181499485,26cyclictest0-21swapper/106:01:121
51902473,38sleep10-21swapper/106:44:101
51902473,38sleep10-21swapper/106:44:101
110972472,11sleep20-21swapper/205:47:562
242532463,10sleep10-21swapper/107:23:321
242532463,10sleep10-21swapper/107:23:321
3181599444,33cyclictest0-21swapper/205:27:212
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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