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2026-06-11 - 17:12

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 376 highest latencies:
System rack1slot6s.osadl.org (updated Thu Jun 11, 2026 12:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
18741991054,94cyclictest0-21swapper/010:32:240
18741991034,27cyclictest0-21swapper/011:12:420
1874199993,88cyclictest0-21swapper/009:32:470
18746999629,9cyclictest8194-21unixbench_multi11:12:412
18741999533,9cyclictest16528-21tail07:57:400
1874199943,43cyclictest22425-21ssh12:22:280
1874699933,24cyclictest30351-21ssh09:22:402
1874199934,82cyclictest0-21swapper/008:58:240
1874199933,50cyclictest0-21swapper/009:27:290
1874199925,46cyclictest0-21swapper/011:34:110
18746999115,8cyclictest1227-21runrttasks09:47:242
18746999115,8cyclictest1227-21runrttasks09:47:242
1874199914,44cyclictest18624-21uniq12:17:240
18741999130,12cyclictest0-21swapper/010:27:310
18741999130,12cyclictest0-21swapper/010:27:310
1874699903,34cyclictest0-21swapper/207:37:302
18746999027,13cyclictest0-21swapper/211:07:312
18746999027,13cyclictest0-21swapper/211:07:312
18746999016,13cyclictest0-21swapper/210:36:112
18741999022,14cyclictest0-21swapper/011:29:270
1874699893,37cyclictest0-21swapper/209:27:262
18746998924,20cyclictest4870-21cpuspeed_turbos11:57:212
1874199893,46cyclictest0-21swapper/010:17:070
1874199893,43cyclictest0-21swapper/011:53:460
1874199893,42cyclictest0-21swapper/010:52:480
1874699884,36cyclictest1227-21runrttasks09:02:292
1874699884,12cyclictest0-21swapper/210:46:302
1874699883,38cyclictest0-21swapper/211:32:302
1874199883,42cyclictest0-21swapper/012:14:190
18741998820,10cyclictest22327-21cpuspeed_turbos09:12:270
1874699874,39cyclictest0-21swapper/211:02:392
1874699873,38cyclictest0-21swapper/210:02:292
1874699873,35cyclictest0-21swapper/208:47:472
1874699873,16cyclictest0-21swapper/209:52:242
18746998710,20cyclictest0-21swapper/210:58:362
1874199873,42cyclictest0-21swapper/012:05:270
18746998636,44cyclictest0-21swapper/212:08:272
1874699863,36cyclictest0-21swapper/210:18:542
1874699863,35cyclictest0-21swapper/212:16:362
18746998621,9cyclictest11530-21ssh09:42:372
18746998621,9cyclictest11530-21ssh09:42:372
18746998619,12cyclictest0-21swapper/211:17:322
18746998614,20cyclictest0-21swapper/210:11:312
1874699853,34cyclictest0-21swapper/210:12:252
1874699853,25cyclictest0-21swapper/211:42:262
18746998517,13cyclictest0-21swapper/209:16:232
1874199853,44cyclictest0-21swapper/010:42:360
1874699843,38cyclictest0-21swapper/208:57:312
1874199843,43cyclictest0-21swapper/010:59:170
1874699833,25cyclictest0-21swapper/209:20:252
1874699824,12cyclictest0-21swapper/211:41:372
18746998222,12cyclictest0-21swapper/210:27:302
18746998222,12cyclictest0-21swapper/210:27:302
18746998218,13cyclictest0-21swapper/209:32:402
1874199827,14cyclictest0-21swapper/011:41:570
1874199823,43cyclictest0-21swapper/011:22:020
1874699813,39cyclictest0-21swapper/208:02:392
1874699813,38cyclictest0-21swapper/210:54:542
1874699813,25cyclictest0-21swapper/212:22:272
18746998112,9cyclictest889-21rs:main2
1874199814,43cyclictest0-21swapper/010:09:110
1874699805,22cyclictest0-21swapper/212:18:192
1874699803,34cyclictest0-21swapper/207:48:162
1874699803,34cyclictest0-21swapper/207:48:162
1874699803,12cyclictest0-21swapper/212:02:242
18746998013,8cyclictest107550irq/46-eth009:57:332
1874699794,25cyclictest0-21swapper/211:27:422
1874699793,35cyclictest0-21swapper/208:27:282
1874699793,35cyclictest0-21swapper/208:27:282
1874699784,36cyclictest0-21swapper/211:57:072
18746997824,8cyclictest14456-21netstat11:22:352
18746997719,7cyclictest17478-21latency_hist08:02:172
1874699734,15cyclictest0-21swapper/209:37:312
1874799714,60cyclictest0-21swapper/310:27:233
1874799714,60cyclictest0-21swapper/310:27:233
18746997129,12cyclictest0-21swapper/208:42:492
1874499714,29cyclictest0-21swapper/111:52:251
18746997026,7cyclictest26216-21kworker/2:007:42:292
1874699697,29cyclictest0-21swapper/210:47:232
1874699674,15cyclictest0-21swapper/210:22:432
1874199664,55cyclictest0-21swapper/009:41:000
219499640,5rtkit-daemon2193-21rtkit-daemon10:28:471
219499640,5rtkit-daemon2193-21rtkit-daemon10:28:471
1874799645,39cyclictest0-21swapper/308:17:333
1874499645,53cyclictest0-21swapper/111:44:191
1874499645,16cyclictest0-21swapper/109:02:221
1874499643,55cyclictest0-21swapper/109:07:321
1874499643,55cyclictest0-21swapper/109:07:321
1874499634,53cyclictest0-21swapper/110:36:101
1874199634,51cyclictest0-21swapper/011:42:220
1874799624,49cyclictest25960-21runrttasks10:04:013
1874499625,31cyclictest0-21swapper/110:02:331
1874499624,52cyclictest0-21swapper/111:57:341
1874499624,52cyclictest0-21swapper/109:48:201
1874499624,52cyclictest0-21swapper/109:48:201
1874499624,52cyclictest0-21swapper/109:25:361
219499610,4rtkit-daemon2193-21rtkit-daemon09:39:111
1874799615,48cyclictest0-21swapper/309:36:073
1874799615,37cyclictest0-21swapper/312:07:553
1874799614,28cyclictest0-21swapper/311:17:433
1874799612,35cyclictest0-21swapper/310:42:563
18747996114,30cyclictest0-21swapper/311:50:333
18747996114,30cyclictest0-21swapper/311:50:333
1874499615,50cyclictest0-21swapper/111:49:511
1874499615,50cyclictest0-21swapper/111:49:511
1874499614,24cyclictest6339-21sshd07:37:351
1874499613,52cyclictest14860-21sort11:22:421
1874499613,52cyclictest0-21swapper/111:39:271
1874499613,52cyclictest0-21swapper/109:42:441
1874499613,52cyclictest0-21swapper/109:42:441
1874499613,29cyclictest0-21swapper/112:02:291
18744996110,44cyclictest0-21swapper/110:17:211
1874199614,50cyclictest0-21swapper/009:57:260
1874199613,51cyclictest0-21swapper/011:47:440
1874199613,51cyclictest0-21swapper/011:47:440
1874199613,50cyclictest0-21swapper/010:40:160
1874799605,29cyclictest0-21swapper/311:36:003
1874799604,48cyclictest0-21swapper/308:47:263
1874799603,39cyclictest31337-21taskset09:24:133
18747996021,15cyclictest0-21swapper/311:44:243
18747996019,25cyclictest19829-21unixbench_singl12:17:403
1874499604,39cyclictest0-21swapper/110:45:301
1874499604,28cyclictest0-21swapper/110:57:411
18744996020,10cyclictest6684-21turbostat08:47:151
18744996017,25cyclictest0-21swapper/111:18:391
156882603,50sleep30-21swapper/312:12:303
191692592,9sleep30-21swapper/311:30:253
1874799596,13cyclictest1227-21runrttasks09:09:013
1874799596,13cyclictest1227-21runrttasks09:09:013
1874799595,47cyclictest0-21swapper/311:57:413
1874799595,37cyclictest0-21swapper/308:10:143
1874799595,28cyclictest0-21swapper/310:35:123
1874799594,47cyclictest9209-21ntp_states12:02:343
1874799594,29cyclictest0-21swapper/310:12:393
1874799594,29cyclictest0-21swapper/309:57:383
1874799594,29cyclictest0-21swapper/309:45:263
1874799594,29cyclictest0-21swapper/309:45:263
1874799593,48cyclictest0-21swapper/311:52:363
1874499594,49cyclictest0-21swapper/111:36:061
1874499594,49cyclictest0-21swapper/109:01:041
1874499594,49cyclictest0-21swapper/108:02:271
1874499594,26cyclictest0-21swapper/112:09:081
18744995919,11cyclictest0-21swapper/112:17:361
18744995916,24cyclictest0-21swapper/107:20:041
1874199594,49cyclictest0-21swapper/011:11:350
1874199594,49cyclictest0-21swapper/011:11:350
1874199594,49cyclictest0-21swapper/011:02:450
1874199593,48cyclictest0-21swapper/009:22:290
250322583,48sleep00-21swapper/007:07:450
1874799585,29cyclictest0-21swapper/308:37:153
1874799584,30cyclictest0-21swapper/312:22:343
1874799584,23cyclictest23648-21timerandwakeup09:12:463
1874799583,49cyclictest0-21swapper/309:27:293
1874799583,36cyclictest0-21swapper/307:37:313
18747995821,10cyclictest1124-21snmpd11:37:343
18747995818,20cyclictest0-21swapper/310:17:223
18747995818,14cyclictest0-21swapper/309:37:473
18747995818,11cyclictest23273-21ssh10:47:403
1874699583,12cyclictest0-21swapper/208:37:302
1874499585,46cyclictest0-21swapper/110:07:341
1874499584,37cyclictest0-21swapper/110:22:431
1874499584,29cyclictest0-21swapper/111:27:171
1874499584,19cyclictest15602-21df_abs10:37:251
1874499583,48cyclictest0-21swapper/109:27:341
1874499583,37cyclictest0-21swapper/112:14:031
18744995824,12cyclictest6274-21yum-updatesd-he09:36:091
18744995821,13cyclictest0-21swapper/109:12:331
18744995820,10cyclictest25898-21tr09:17:251
1874199583,49cyclictest0-21swapper/009:47:480
1874199583,49cyclictest0-21swapper/009:47:480
18741995818,14cyclictest0-21swapper/009:57:120
46362573,47sleep10-21swapper/111:07:411
46362573,47sleep10-21swapper/111:07:411
1874799575,28cyclictest0-21swapper/311:02:233
1874799575,27cyclictest0-21swapper/310:57:093
1874799574,49cyclictest0-21swapper/311:09:383
1874799574,49cyclictest0-21swapper/311:09:383
1874799573,46cyclictest6405-21fgrep10:22:413
1874499573,26cyclictest0-21swapper/109:54:101
18744995724,14cyclictest0-21swapper/109:57:461
1874199573,47cyclictest0-21swapper/007:17:340
223932563,45sleep10-21swapper/107:02:421
223932563,45sleep10-21swapper/107:02:421
219499560,6rtkit-daemon2193-21rtkit-daemon07:37:310
1874799567,26cyclictest0-21swapper/311:00:103
1874799565,33cyclictest0-21swapper/311:15:003
1874799564,46cyclictest0-21swapper/309:17:343
1874799563,48cyclictest1227-21runrttasks09:04:503
1874499564,47cyclictest0-21swapper/108:22:161
1874499564,30cyclictest0-21swapper/110:48:501
1874499564,28cyclictest0-21swapper/110:55:251
1874499563,26cyclictest0-21swapper/110:12:171
1874499563,25cyclictest0-21swapper/107:32:181
18744995622,14cyclictest0-21swapper/111:02:421
1874199564,45cyclictest0-21swapper/009:02:290
1874799555,30cyclictest0-21swapper/309:52:413
1874799555,30cyclictest0-21swapper/308:37:483
1874799555,29cyclictest0-21swapper/310:42:113
1874799555,29cyclictest0-21swapper/309:00:073
1874799554,27cyclictest0-21swapper/307:17:363
18747995521,14cyclictest0-21swapper/307:57:473
18747995519,10cyclictest0-21swapper/307:47:453
18747995519,10cyclictest0-21swapper/307:47:453
1874499555,28cyclictest0-21swapper/108:35:181
1874499555,28cyclictest0-21swapper/107:32:321
1874499555,27cyclictest0-21swapper/112:23:001
1874499554,29cyclictest0-21swapper/108:07:341
1874499553,47cyclictest0-21swapper/107:43:561
1874499553,45cyclictest0-21swapper/108:52:141
18744995522,14cyclictest0-21swapper/111:16:401
1874199556,43cyclictest0-21swapper/010:17:250
1874199554,45cyclictest0-21swapper/008:52:380
219499540,5rtkit-daemon2193-21rtkit-daemon10:50:460
219499540,5rtkit-daemon2193-21rtkit-daemon08:02:300
1874799545,30cyclictest0-21swapper/308:15:153
1874799545,29cyclictest0-21swapper/308:22:323
1874799545,29cyclictest0-21swapper/306:57:363
1874799545,28cyclictest0-21swapper/308:02:273
1874799545,27cyclictest0-21swapper/309:49:493
1874799545,27cyclictest0-21swapper/309:49:493
1874799544,44cyclictest0-21swapper/311:22:213
1874799544,42cyclictest0-21swapper/308:42:443
1874799543,44cyclictest0-21swapper/307:32:433
1874499546,28cyclictest0-21swapper/107:47:431
1874499546,28cyclictest0-21swapper/107:47:431
1874499545,28cyclictest0-21swapper/107:57:371
1874499544,29cyclictest0-21swapper/108:55:221
1874499543,46cyclictest0-21swapper/108:12:321
1874499543,45cyclictest0-21swapper/107:22:471
18744995421,13cyclictest0-21swapper/107:17:191
1874199544,44cyclictest0-21swapper/009:43:570
1874199544,44cyclictest0-21swapper/009:43:570
1874199543,45cyclictest0-21swapper/012:09:440
1874199543,44cyclictest32028-21munin-node08:32:410
18741995426,9cyclictest1227-21runrttasks08:17:350
292662533,43sleep10-21swapper/108:25:261
219499530,5rtkit-daemon2193-21rtkit-daemon08:12:370
219499530,5rtkit-daemon2193-21rtkit-daemon07:52:450
1874799538,26cyclictest27412-21cpuspeed_turbos10:07:253
1874799535,40cyclictest0-21swapper/307:07:513
1874799535,28cyclictest0-21swapper/308:52:483
1874799532,45cyclictest0-21swapper/307:42:463
1874799532,45cyclictest0-21swapper/307:28:593
18747995315,22cyclictest14726-21users07:52:503
1874499535,28cyclictest0-21swapper/108:37:421
1874499535,27cyclictest0-21swapper/107:07:351
18744995319,13cyclictest0-21swapper/106:57:301
1874199533,44cyclictest0-21swapper/008:27:520
1874199533,44cyclictest0-21swapper/008:27:520
1874199533,31cyclictest0-21swapper/006:57:190
219499520,5rtkit-daemon2193-21rtkit-daemon09:07:270
219499520,5rtkit-daemon2193-21rtkit-daemon09:07:270
219499520,5rtkit-daemon2193-21rtkit-daemon08:42:360
219499520,5rtkit-daemon2193-21rtkit-daemon08:37:360
1874799525,28cyclictest0-21swapper/307:02:483
1874799525,28cyclictest0-21swapper/307:02:483
1874799525,27cyclictest0-21swapper/308:30:173
1874799525,27cyclictest0-21swapper/308:30:173
1874699524,40cyclictest0-21swapper/211:47:212
1874699524,40cyclictest0-21swapper/211:47:212
1874699523,42cyclictest0-21swapper/210:37:382
1874499523,43cyclictest0-21swapper/108:27:351
1874499523,43cyclictest0-21swapper/108:27:351
1874199526,40cyclictest0-21swapper/007:34:570
1874199524,43cyclictest0-21swapper/010:25:260
18741995230,10cyclictest0-21swapper/009:21:300
1874199523,43cyclictest0-21swapper/011:24:370
219499510,5rtkit-daemon2193-21rtkit-daemon07:27:310
1874799516,26cyclictest0-21swapper/307:12:283
1874699513,42cyclictest0-21swapper/209:07:252
1874699513,42cyclictest0-21swapper/209:07:252
1874699513,42cyclictest0-21swapper/208:07:312
1874199515,41cyclictest0-21swapper/010:05:290
1874199514,43cyclictest0-21swapper/012:00:130
1874199514,12cyclictest0-21swapper/008:47:440
219499500,5rtkit-daemon2193-21rtkit-daemon08:12:070
219499500,4rtkit-daemon2193-21rtkit-daemon07:47:300
219499500,4rtkit-daemon2193-21rtkit-daemon07:47:300
219499500,4rtkit-daemon2193-21rtkit-daemon07:22:310
1874799504,27cyclictest0-21swapper/307:22:283
1874199505,27cyclictest0-21swapper/008:22:470
279532493,9sleep00-21swapper/007:13:130
1874699493,38cyclictest0-21swapper/207:17:292
1874699493,28cyclictest0-21swapper/208:17:402
18746994924,19cyclictest13585-21fschecks_count07:52:342
18744994917,13cyclictest0-21swapper/107:52:501
219499480,4rtkit-daemon2193-21rtkit-daemon07:01:170
1874799474,37cyclictest0-21swapper/306:57:193
1874699475,12cyclictest0-21swapper/208:22:272
1874699473,39cyclictest0-21swapper/208:36:192
1874699473,27cyclictest0-21swapper/207:32:342
18741994720,13cyclictest0-21swapper/007:43:350
18741994717,12cyclictest0-21swapper/007:02:380
18741994717,12cyclictest0-21swapper/007:02:380
1874699463,27cyclictest0-21swapper/207:07:302
1874699463,26cyclictest0-21swapper/208:12:352
1874699454,21cyclictest26200-21basename07:12:282
18746994417,8cyclictest2412-21sendmail_mailqu07:27:472
219499430,4rtkit-daemon2193-21rtkit-daemon06:52:401
18746994220,10cyclictest0-21swapper/207:02:362
18746994220,10cyclictest0-21swapper/207:02:362
18746994213,23cyclictest11468-21latency_hist08:57:142
1874699413,12cyclictest0-21swapper/206:57:202
18746994120,8cyclictest26216-21kworker/2:007:22:292
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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