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2026-05-05 - 21:02

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 100 highest latencies:
System rack1slot6s.osadl.org (updated Tue May 05, 2026 12:43:32)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
2485991040,4rtkit-daemon2484-21rtkit-daemon08:40:003
2485991040,4rtkit-daemon2484-21rtkit-daemon08:40:003
248599940,4rtkit-daemon2484-21rtkit-daemon08:19:233
248599900,12rtkit-daemon2484-21rtkit-daemon10:06:413
248599880,11rtkit-daemon2484-21rtkit-daemon08:04:163
248599870,12rtkit-daemon2484-21rtkit-daemon09:30:503
248599860,5rtkit-daemon2484-21rtkit-daemon05:08:013
248599850,5rtkit-daemon2484-21rtkit-daemon10:01:493
248599840,5rtkit-daemon2484-21rtkit-daemon10:18:113
248599840,5rtkit-daemon2484-21rtkit-daemon06:10:283
248599840,4rtkit-daemon2484-21rtkit-daemon08:57:293
248599840,4rtkit-daemon2484-21rtkit-daemon08:52:373
248599840,4rtkit-daemon2484-21rtkit-daemon05:15:533
248599840,4rtkit-daemon2484-21rtkit-daemon05:15:533
248599830,5rtkit-daemon2484-21rtkit-daemon06:25:503
248599830,5rtkit-daemon2484-21rtkit-daemon05:55:363
248599830,5rtkit-daemon2484-21rtkit-daemon05:55:363
248599830,5rtkit-daemon2484-21rtkit-daemon04:55:393
248599830,4rtkit-daemon2484-21rtkit-daemon07:58:243
248599830,4rtkit-daemon2484-21rtkit-daemon07:58:243
248599830,4rtkit-daemon2484-21rtkit-daemon06:48:493
248599820,4rtkit-daemon2484-21rtkit-daemon09:24:133
248599820,4rtkit-daemon2484-21rtkit-daemon07:39:553
248599820,12rtkit-daemon2484-21rtkit-daemon10:13:563
248599810,4rtkit-daemon2484-21rtkit-daemon09:27:133
248599810,4rtkit-daemon2484-21rtkit-daemon08:05:393
248599810,4rtkit-daemon2484-21rtkit-daemon07:14:263
248599800,5rtkit-daemon2484-21rtkit-daemon08:30:303
248599800,5rtkit-daemon2484-21rtkit-daemon07:30:473
248599790,4rtkit-daemon2484-21rtkit-daemon09:52:493
248599790,4rtkit-daemon2484-21rtkit-daemon09:52:493
248599780,4rtkit-daemon2484-21rtkit-daemon07:26:403
248599760,5rtkit-daemon2484-21rtkit-daemon08:25:453
248599760,4rtkit-daemon2484-21rtkit-daemon08:46:373
248599730,6rtkit-daemon2484-21rtkit-daemon07:03:193
248599710,5rtkit-daemon2484-21rtkit-daemon07:51:173
10137996739,13cyclictest0-21swapper/207:04:582
1013699675,54cyclictest0-21swapper/110:15:421
1013699674,54cyclictest0-21swapper/110:00:291
248599660,4rtkit-daemon2484-21rtkit-daemon05:31:152
248599660,11rtkit-daemon2484-21rtkit-daemon07:47:392
1013699663,57cyclictest0-21swapper/109:40:311
1013699663,54cyclictest26266-21idleruntime-cro09:15:131
1013699655,53cyclictest0-21swapper/108:20:471
248599640,4rtkit-daemon2484-21rtkit-daemon09:15:282
248599640,4rtkit-daemon2484-21rtkit-daemon09:15:282
248599640,4rtkit-daemon2484-21rtkit-daemon08:40:302
1013699645,52cyclictest0-21swapper/108:15:491
1013699644,52cyclictest0-21swapper/108:35:321
1013699644,52cyclictest0-21swapper/108:35:321
1013699644,52cyclictest0-21swapper/107:10:371
1013699643,11cyclictest0-21swapper/108:05:461
248599630,4rtkit-daemon2484-21rtkit-daemon10:05:342
248599630,4rtkit-daemon2484-21rtkit-daemon08:00:462
248599630,4rtkit-daemon2484-21rtkit-daemon07:41:472
248599630,13rtkit-daemon2484-21rtkit-daemon08:06:392
248599630,12rtkit-daemon2484-21rtkit-daemon10:19:562
248599630,12rtkit-daemon2484-21rtkit-daemon07:52:242
248599630,12rtkit-daemon2484-21rtkit-daemon05:16:232
248599630,12rtkit-daemon2484-21rtkit-daemon05:16:232
248599630,11rtkit-daemon2484-21rtkit-daemon07:13:562
1013699634,51cyclictest0-21swapper/105:50:411
248599620,4rtkit-daemon2484-21rtkit-daemon08:35:372
248599620,4rtkit-daemon2484-21rtkit-daemon08:35:372
248599620,4rtkit-daemon2484-21rtkit-daemon06:35:352
248599620,12rtkit-daemon2484-21rtkit-daemon09:51:192
248599620,12rtkit-daemon2484-21rtkit-daemon09:51:192
248599620,12rtkit-daemon2484-21rtkit-daemon08:47:142
248599620,12rtkit-daemon2484-21rtkit-daemon07:31:172
248599620,12rtkit-daemon2484-21rtkit-daemon06:56:042
1013699624,51cyclictest0-21swapper/108:25:511
1013699624,51cyclictest0-21swapper/107:01:081
1013599624,49cyclictest0-21swapper/009:15:290
1013599624,49cyclictest0-21swapper/009:15:290
1013599623,54cyclictest0-21swapper/007:11:160
1013599623,53cyclictest0-21swapper/009:24:530
1013599623,53cyclictest0-21swapper/008:00:290
1013599623,52cyclictest0-21swapper/007:40:460
248599610,5rtkit-daemon2484-21rtkit-daemon10:20:262
248599610,12rtkit-daemon2484-21rtkit-daemon09:55:422
248599610,12rtkit-daemon2484-21rtkit-daemon09:55:422
248599610,12rtkit-daemon2484-21rtkit-daemon09:14:062
122812614,23sleep30-21swapper/307:06:403
1013699614,50cyclictest0-21swapper/108:51:101
1013699614,49cyclictest0-21swapper/109:25:361
1013699614,49cyclictest0-21swapper/108:55:251
1013599613,52cyclictest0-21swapper/007:53:030
1013599613,51cyclictest0-21swapper/008:58:130
1013599613,50cyclictest21052-21chrt09:55:130
1013599613,50cyclictest21052-21chrt09:55:130
248599600,4rtkit-daemon2114-21ssh07:47:243
248599600,12rtkit-daemon2484-21rtkit-daemon05:06:232
1013699604,49cyclictest1128-21crond07:35:181
1013699604,48cyclictest17339-21aten_r1power_vo07:15:301
1013699604,48cyclictest0-21swapper/110:05:131
1013699604,48cyclictest0-21swapper/107:50:381
1013699604,47cyclictest0-21swapper/110:20:231
1013599603,52cyclictest0-21swapper/009:40:290
1013599603,51cyclictest0-21swapper/009:39:150
1013599603,50cyclictest0-21swapper/009:01:450
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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