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2026-01-17 - 05:56
[ 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 #c, 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.
Unexpectedly long latencies may be caused by SMIs
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 the 100 highest latencies:
System rackcslot3s.osadl.org (updated Sat Jan 17, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
36462325319,4sleep30-21swapper/319:08:553
37082318311,5sleep20-21swapper/219:09:422
36592317303,5sleep10-21swapper/119:09:041
34562316309,5sleep00-21swapper/019:06:270
4000993140,313cyclictest9602-21kworker/u16:0+efi_rts_wq20:55:123
4000993140,310cyclictest9602-21kworker/u16:0+efi_rts_wq20:05:113
3998993120,311cyclictest3529-21kworker/u16:1+efi_rts_wq21:14:351
3997993120,311cyclictest652-21kworker/u16:3+efi_rts_wq22:20:110
4000993110,310cyclictest19263-21kworker/u16:1+efi_rts_wq23:50:133
4000993090,308cyclictest9602-21kworker/u16:0+efi_rts_wq19:25:133
4000993080,307cyclictest9602-21kworker/u16:0+efi_rts_wq23:00:133
3999993080,307cyclictest3529-21kworker/u16:1+efi_rts_wq20:19:232
3999993070,306cyclictest652-21kworker/u16:3+efi_rts_wq22:04:442
3998993070,306cyclictest3529-21kworker/u16:1+efi_rts_wq21:24:371
3998993060,305cyclictest30986-21kworker/u16:1+efi_rts_wq22:50:121
3997993060,305cyclictest19263-21kworker/u16:1+efi_rts_wq00:00:120
3998993050,304cyclictest22643-21kworker/u16:2+efi_rts_wq23:56:051
4000993040,303cyclictest22643-21kworker/u16:2+efi_rts_wq00:36:113
4000993020,299cyclictest652-21kworker/u16:3+efi_rts_wq21:40:113
3998992990,298cyclictest9602-21kworker/u16:0+efi_rts_wq23:24:581
3997992980,297cyclictest22643-21kworker/u16:2+efi_rts_wq00:25:120
3999992970,294cyclictest9602-21kworker/u16:0+efi_rts_wq19:15:002
3998992970,296cyclictest11341-21kworker/u16:3+efi_rts_wq23:30:111
3997992970,296cyclictest9602-21kworker/u16:0+efi_rts_wq21:25:130
3997992950,294cyclictest19263-21kworker/u16:1+efi_rts_wq23:55:120
4000992940,293cyclictest9602-21kworker/u16:0+efi_rts_wq19:40:123
3999992930,292cyclictest19263-21kworker/u16:1+efi_rts_wq23:45:132
3998992910,290cyclictest9602-21kworker/u16:0+efi_rts_wq21:25:131
3997992910,290cyclictest652-21kworker/u16:3+efi_rts_wq21:50:100
4000992900,288cyclictest9602-21kworker/u16:0+efi_rts_wq19:15:013
3998992900,289cyclictest652-21kworker/u16:3+efi_rts_wq22:29:491
3999992890,288cyclictest22643-21kworker/u16:2+efi_rts_wq00:10:102
3998992890,288cyclictest3529-21kworker/u16:1+efi_rts_wq20:50:121
3997992890,288cyclictest9602-21kworker/u16:0+efi_rts_wq22:19:470
3998992880,287cyclictest9602-21kworker/u16:0+efi_rts_wq20:20:131
3997992880,287cyclictest9602-21kworker/u16:0+efi_rts_wq21:30:120
3997992870,286cyclictest27537-21kworker/u16:0+efi_rts_wq23:46:030
3998992860,285cyclictest9602-21kworker/u16:0+efi_rts_wq22:49:521
3998992860,285cyclictest22643-21kworker/u16:2+efi_rts_wq00:05:131
3997992860,285cyclictest9602-21kworker/u16:0+efi_rts_wq21:55:120
3998992850,284cyclictest652-21kworker/u16:3+efi_rts_wq22:15:111
3997992850,284cyclictest3529-21kworker/u16:1+efi_rts_wq20:00:110
3998992840,283cyclictest3529-21kworker/u16:1+efi_rts_wq20:00:121
3997992840,283cyclictest9602-21kworker/u16:0+efi_rts_wq20:10:120
3997992820,281cyclictest9602-21kworker/u16:0+efi_rts_wq21:05:130
3998992810,280cyclictest9602-21kworker/u16:0+efi_rts_wq21:55:121
3999992770,276cyclictest3529-21kworker/u16:1+efi_rts_wq19:35:122
3997992770,276cyclictest22643-21kworker/u16:2+efi_rts_wq23:40:020
3998992760,275cyclictest3529-21kworker/u16:1+efi_rts_wq20:29:251
4000992730,272cyclictest9602-21kworker/u16:0+efi_rts_wq22:54:533
3998992730,272cyclictest3529-21kworker/u16:1+efi_rts_wq20:44:281
3998992710,270cyclictest22643-21kworker/u16:2+efi_rts_wq00:35:121
4000992680,267cyclictest9602-21kworker/u16:0+efi_rts_wq19:55:123
3998992680,267cyclictest652-21kworker/u16:3+efi_rts_wq22:35:131
3998992680,267cyclictest652-21kworker/u16:3+efi_rts_wq22:00:121
3997992680,267cyclictest9602-21kworker/u16:0+efi_rts_wq22:05:100
3997992670,266cyclictest3529-21kworker/u16:1+efi_rts_wq20:40:130
4000992660,265cyclictest3529-21kworker/u16:1+efi_rts_wq20:54:303
3998992660,265cyclictest19263-21kworker/u16:1+efi_rts_wq00:21:091
3999992650,264cyclictest28421-21kworker/u16:4+efi_rts_wq22:40:112
3998992640,263cyclictest19263-21kworker/u16:1+efi_rts_wq00:30:111
3999992630,262cyclictest30986-21kworker/u16:1+efi_rts_wq23:10:122
3999992630,262cyclictest30986-21kworker/u16:1+efi_rts_wq23:10:112
3997992630,262cyclictest22643-21kworker/u16:2+efi_rts_wq00:06:060
4000992610,260cyclictest652-21kworker/u16:3+efi_rts_wq22:30:133
4000992610,260cyclictest3529-21kworker/u16:1+efi_rts_wq20:25:123
4000992610,260cyclictest3529-21kworker/u16:1+efi_rts_wq19:30:113
3998992600,259cyclictest9602-21kworker/u16:0+efi_rts_wq21:15:121
4000992590,257cyclictest9602-21kworker/u16:0+efi_rts_wq23:15:103
3997992590,258cyclictest9602-21kworker/u16:0+efi_rts_wq21:35:120
4000992580,257cyclictest3529-21kworker/u16:1+efi_rts_wq19:20:123
4000992580,257cyclictest3529-21kworker/u16:1+efi_rts_wq19:10:133
3998992560,255cyclictest9602-21kworker/u16:0+efi_rts_wq19:45:111
4000992550,254cyclictest9602-21kworker/u16:0+efi_rts_wq20:49:283
3998992550,254cyclictest9602-21kworker/u16:0+efi_rts_wq19:15:121
4000992510,250cyclictest9602-21kworker/u16:0+efi_rts_wq22:44:513
3998992510,250cyclictest9602-21kworker/u16:0+efi_rts_wq19:55:131
3998992510,250cyclictest652-21kworker/u16:3+efi_rts_wq21:44:391
3998992510,250cyclictest19263-21kworker/u16:1+efi_rts_wq23:35:141
4000992480,247cyclictest9602-21kworker/u16:0+efi_rts_wq22:25:133
3998992470,244cyclictest22643-21kworker/u16:2+efi_rts_wq00:15:121
4000992460,245cyclictest652-21kworker/u16:3+efi_rts_wq22:00:133
4000992450,244cyclictest9602-21kworker/u16:0+efi_rts_wq20:35:123
4000992430,241cyclictest19263-21kworker/u16:1+efi_rts_wq00:00:123
3999992430,242cyclictest11341-21kworker/u16:3+efi_rts_wq23:30:112
3998992420,241cyclictest19263-21kworker/u16:1+efi_rts_wq00:00:121
3998992410,240cyclictest3529-21kworker/u16:1+efi_rts_wq21:04:331
3997992400,239cyclictest19263-21kworker/u16:1+efi_rts_wq00:20:110
3997992390,238cyclictest3529-21kworker/u16:1+efi_rts_wq19:35:130
3999992370,236cyclictest30986-21kworker/u16:1+efi_rts_wq22:50:112
4000992360,235cyclictest652-21kworker/u16:3+efi_rts_wq22:35:133
3998992360,235cyclictest3529-21kworker/u16:1+efi_rts_wq19:54:191
4000992340,233cyclictest3529-21kworker/u16:1+efi_rts_wq20:15:123
3999992340,233cyclictest3529-21kworker/u16:1+efi_rts_wq21:00:122
3997992340,233cyclictest9602-21kworker/u16:0+efi_rts_wq21:45:100
3997992330,231cyclictest30986-21kworker/u16:1+efi_rts_wq23:05:100
3998992310,230cyclictest9602-21kworker/u16:0+efi_rts_wq21:49:411
3997992310,230cyclictest9602-21kworker/u16:0+efi_rts_wq20:59:320
4000992300,229cyclictest9602-21kworker/u16:0+efi_rts_wq19:45:123
3999992290,228cyclictest9602-21kworker/u16:0+efi_rts_wq22:55:132
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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