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2026-02-06 - 12:34
[ 290.152] (II) VESA: driver for VESA chipsets: vesa

OSADL QA Farm on Real-time of Mainline Linux

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Default latency plot of shadow in rack #7, slot #3

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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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.

Total number of samples: 100 million
Resolution of latency scale: normal
Duration: 5 hours, 33 minutes, lowest P state: performance
Compare latency of primary with shadow system
Characteristics of all highest latencies:
System rack7slot3s.osadl.org (updated Fri Feb 06, 2026 06:45:07)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
51521150,3sleep3381ktimersoftd/306:09:193
258469911531,9cyclictest7850irq/56-dwc_otg_05:58:120
258469911138,13cyclictest7850irq/56-dwc_otg_05:44:200
258469911138,13cyclictest7850irq/56-dwc_otg_05:44:200
25846991085,35cyclictest0-21swapper/006:01:170
258469910840,8cyclictest7750irq/56-dwc_otg05:47:270
25846991032,45cyclictest0-21swapper/005:52:340
25846991032,45cyclictest0-21swapper/005:52:340
2584699991,48cyclictest16567-21sh06:06:290
2584699971,24cyclictest0-21swapper/006:12:020
124482920,4sleep212445-21sort06:08:382
3332910,2sleep20-21swapper/205:21:182
7572860,5sleep1733-21execl05:49:531
2584699867,23cyclictest0-21swapper/006:40:440
25848998417,35cyclictest3275-21runrttasks05:58:102
2584699847,43cyclictest0-21swapper/006:15:360
162752830,4sleep316276-21sh05:42:023
162752830,4sleep316276-21sh05:42:023
216632820,6sleep12584799cyclictest06:03:331
244762800,3sleep124475-21sort05:42:201
244762800,3sleep124475-21sort05:42:201
25848997910,18cyclictest25844-21cyclictest05:46:492
25848997821,35cyclictest31028-21sh05:44:282
25848997821,35cyclictest31028-21sh05:44:282
3552760,2sleep00-21swapper/005:21:280
2584799758,53cyclictest0-21swapper/105:52:331
2584799758,53cyclictest0-21swapper/105:52:331
25846997535,9cyclictest0-21swapper/006:25:460
2584699721,32cyclictest0-21swapper/005:10:430
2584999692,47cyclictest31879-21dhry2reg05:45:533
2584699682,45cyclictest0-21swapper/005:40:240
25846996812,28cyclictest2828-21aten_rbpower_po06:35:440
25846996812,28cyclictest2828-21aten_rbpower_po06:35:440
265752670,2sleep30-21swapper/305:05:543
2584699672,45cyclictest0-21swapper/006:30:560
25847996611,27cyclictest7950irq/56-dwc_otg_05:58:021
159532660,3sleep115914-21sh06:08:451
2584799641,18cyclictest7950irq/56-dwc_otg_05:30:361
2584899639,25cyclictest7950irq/56-dwc_otg_05:52:322
2584899639,25cyclictest7950irq/56-dwc_otg_05:52:322
20062630,2sleep30-21swapper/305:39:563
25849996225,19cyclictest381ktimersoftd/305:58:193
2584699622,43cyclictest29881-21fschecks_time05:15:480
2584899613,11cyclictest5380-21context106:02:222
2584999603,30cyclictest0-21swapper/305:51:453
2584999603,30cyclictest0-21swapper/305:51:453
2584699581,36cyclictest1124-21snmpd05:27:340
25849995510,23cyclictest5183-21context106:01:153
313072540,3sleep30-21swapper/305:20:233
2584699523,31cyclictest0-21swapper/005:30:430
25846995116,6cyclictest29703-21fschecks_time06:20:430
25848994821,8cyclictest7750irq/56-dwc_otg06:11:462
252522483,7sleep00-21swapper/005:01:190
25848994718,5cyclictest7750irq/56-dwc_otg06:25:332
25848994712,9cyclictest1167-21fstime05:27:442
25847994720,4cyclictest23-21ksoftirqd/106:11:211
2584999467,25cyclictest0-21swapper/306:15:373
25849994625,6cyclictest39-21ksoftirqd/306:11:383
25849994622,6cyclictest39-21ksoftirqd/305:27:323
2584699441,25cyclictest0-21swapper/005:10:300
250482445,26sleep125166-21/usr/sbin/munin05:00:591
72112420,2sleep20-21swapper/205:40:152
2584999427,23cyclictest31452-31find06:25:373
2584799421,15cyclictest0-21swapper/105:37:361
25848994120,8cyclictest7950irq/56-dwc_otg_06:22:482
2584799411,24cyclictest0-21swapper/105:05:441
2584899407,19cyclictest0-21swapper/205:15:442
2584799401,25cyclictest0-21swapper/105:20:301
2584799401,22cyclictest0-21swapper/106:40:411
25849993910,5cyclictest39-21ksoftirqd/306:25:303
56002380,3sleep337-21rcuc/306:40:573
2584899389,4cyclictest7850irq/56-dwc_otg_05:30:332
2584899372,21cyclictest27440-21latency_hist05:10:312
25848993713,11cyclictest7950irq/56-dwc_otg_05:10:552
25848993711,11cyclictest7950irq/56-dwc_otg_06:33:562
2584799377,23cyclictest0-21swapper/106:25:371
2584799377,19cyclictest0-21swapper/106:15:371
2584799371,23cyclictest0-21swapper/106:20:401
2584999345,19cyclictest1810-21pipe05:30:373
25849993310,5cyclictest31858-21fschecks_time05:20:483
2584799331,3cyclictest7950irq/56-dwc_otg_05:11:001
2584899322,7cyclictest5041-21grep06:40:502
25848993210,8cyclictest7750irq/56-dwc_otg06:17:392
25847993216,4cyclictest3539-21rt-features06:35:541
25847993216,4cyclictest3539-21rt-features06:35:541
25847993212,6cyclictest0-21swapper/105:27:091
2584999316,14cyclictest0-21swapper/306:30:443
2584799313,6cyclictest0-21swapper/105:22:381
245892315,14sleep20-21swapper/205:00:522
2584999304,13cyclictest39-21ksoftirqd/305:10:463
2584999302,5cyclictest3870-21/usr/sbin/munin06:35:573
2584999302,5cyclictest3870-21/usr/sbin/munin06:35:573
2584899307,7cyclictest3412-21tr06:35:522
2584899307,7cyclictest3412-21tr06:35:522
2584799301,21cyclictest1182-21grep06:30:481
240742285,9sleep30-21swapper/305:00:453
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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