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2026-06-05 - 08:50

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 Fri Jun 05, 2026 00:43:33)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
438821530,13sleep32723799cyclictest20:28:433
2194991080,8rtkit-daemon0-21swapper/100:18:461
2194991020,7rtkit-daemon31221-21ssh22:04:511
2194991020,7rtkit-daemon0-21swapper/120:04:411
2194991020,5rtkit-daemon0-21swapper/121:42:001
2194991020,5rtkit-daemon0-21swapper/121:42:001
2194991000,5rtkit-daemon23428-21latency21:53:441
219499990,6rtkit-daemon28277-21munin-node22:48:421
219499980,4rtkit-daemon0-21swapper/119:45:191
2723399974,26cyclictest0-21swapper/022:58:490
2723399974,26cyclictest0-21swapper/022:58:490
219499970,6rtkit-daemon0-21swapper/121:33:451
2723399965,35cyclictest0-21swapper/000:12:290
27233999618,12cyclictest0-21swapper/021:28:430
219499960,6rtkit-daemon0-21swapper/123:51:321
219499960,6rtkit-daemon0-21swapper/120:18:331
219499960,5rtkit-daemon30326-21ssh21:18:011
2723399953,26cyclictest0-21swapper/000:03:290
219499950,6rtkit-daemon0-21swapper/123:53:551
219499950,6rtkit-daemon0-21swapper/122:15:431
219499950,5rtkit-daemon0-21swapper/123:11:561
219499950,4rtkit-daemon22379-21ssh00:16:091
219499950,4rtkit-daemon22379-21ssh00:16:091
2723699945,13cyclictest0-21swapper/222:03:492
2723699944,13cyclictest0-21swapper/221:23:362
2723699944,12cyclictest0-21swapper/222:13:302
2723399944,27cyclictest0-21swapper/022:48:410
2723399943,35cyclictest0-21swapper/022:28:440
27233999411,8cyclictest107550irq/46-eth022:43:350
219499940,6rtkit-daemon0-21swapper/123:48:101
219499940,6rtkit-daemon0-21swapper/123:13:561
219499940,6rtkit-daemon0-21swapper/121:22:081
2723399934,25cyclictest0-21swapper/022:53:330
2723399934,24cyclictest0-21swapper/022:08:450
219499930,6rtkit-daemon2193-21rtkit-daemon23:38:483
219499930,6rtkit-daemon2193-21rtkit-daemon23:38:483
219499930,5rtkit-daemon16936-21sh23:18:561
2723699924,80cyclictest0-21swapper/223:56:032
2723699924,11cyclictest1124-21snmpd22:40:002
2723699923,65cyclictest0-21swapper/222:12:022
2723399925,27cyclictest0-21swapper/020:58:510
2723399925,27cyclictest0-21swapper/020:58:510
27233999218,13cyclictest0-21swapper/023:20:220
2723699915,12cyclictest0-21swapper/223:18:432
2723699914,66cyclictest0-21swapper/222:01:442
2723699914,13cyclictest0-21swapper/222:56:232
2723699914,12cyclictest0-21swapper/200:17:252
2723699914,12cyclictest0-21swapper/200:17:252
2723699913,12cyclictest0-21swapper/221:48:532
27233999117,12cyclictest0-21swapper/021:17:060
2723699905,67cyclictest0-21swapper/223:33:102
2723699905,14cyclictest0-21swapper/222:28:562
2723699905,12cyclictest0-21swapper/223:08:282
2723699905,12cyclictest0-21swapper/222:51:042
2723699905,11cyclictest0-21swapper/200:22:582
2723699904,13cyclictest0-21swapper/222:18:502
2723699904,13cyclictest0-21swapper/222:18:502
2723699904,12cyclictest0-21swapper/223:58:342
2723699904,12cyclictest0-21swapper/220:40:462
27236999015,52cyclictest0-21swapper/221:56:282
2723399909,22cyclictest19964-21diskmemload21:08:450
2723399904,26cyclictest0-21swapper/022:03:490
2723399904,25cyclictest0-21swapper/021:58:340
2723399904,25cyclictest0-21swapper/021:49:210
2723399904,25cyclictest0-21swapper/020:34:400
27233999016,10cyclictest107550irq/46-eth000:28:350
27233999015,13cyclictest0-21swapper/023:43:310
2723699895,13cyclictest0-21swapper/221:03:482
2723699895,12cyclictest0-21swapper/223:50:292
2723699895,12cyclictest0-21swapper/221:41:062
2723699895,12cyclictest0-21swapper/221:41:062
2723699894,12cyclictest0-21swapper/200:04:562
2723699893,64cyclictest0-21swapper/222:43:392
27236998919,50cyclictest16648-21munin-node19:48:432
2723399895,22cyclictest0-21swapper/023:39:020
2723399895,22cyclictest0-21swapper/023:39:020
2723399894,35cyclictest0-21swapper/022:18:320
2723399894,35cyclictest0-21swapper/022:18:320
2723399893,34cyclictest0-21swapper/022:42:440
2723399893,27cyclictest0-21swapper/021:33:380
27233998928,10cyclictest4140-21load23:48:390
27233998917,12cyclictest0-21swapper/000:01:360
219499890,7rtkit-daemon107550irq/46-eth021:23:150
2723699884,13cyclictest0-21swapper/221:11:552
2723699884,12cyclictest0-21swapper/222:58:472
2723699884,12cyclictest0-21swapper/222:58:472
2723699883,61cyclictest10352-21ssh21:33:502
2723399884,35cyclictest0-21swapper/022:13:320
2723399884,25cyclictest0-21swapper/023:11:430
27233998836,10cyclictest2655-21grep19:18:380
2723399883,28cyclictest0-21swapper/022:23:380
27233998818,13cyclictest0-21swapper/023:17:130
27233998817,13cyclictest0-21swapper/023:28:280
2723699875,13cyclictest0-21swapper/221:23:192
2723699874,12cyclictest0-21swapper/223:13:302
2723399878,26cyclictest0-21swapper/023:34:240
2723399874,26cyclictest0-21swapper/020:19:380
2723399874,24cyclictest0-21swapper/021:41:570
2723399874,24cyclictest0-21swapper/021:41:570
2723399873,16cyclictest0-21swapper/000:18:140
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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