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2026-02-15 - 07:28
[ 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 Sun Feb 15, 2026 00:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
11053993210,318cyclictest7586-21kworker/u16:1+efi_rts_wq23:10:132
105222320305,5sleep10-21swapper/119:06:361
104312319312,4sleep20-21swapper/219:05:252
11054993180,317cyclictest28816-21kworker/u16:3+efi_rts_wq00:00:123
105062316308,5sleep00-21swapper/019:06:240
104322315308,5sleep30-21swapper/319:05:263
11051993140,313cyclictest16124-21kworker/u16:3+efi_rts_wq19:44:520
11051993130,312cyclictest7586-21kworker/u16:1+efi_rts_wq19:54:540
11052993090,308cyclictest7586-21kworker/u16:1+efi_rts_wq22:55:301
11053993080,307cyclictest6383-21kworker/u16:1+efi_rts_wq23:30:362
11052993080,307cyclictest7586-21kworker/u16:1+efi_rts_wq23:10:131
11051993080,307cyclictest7586-21kworker/u16:1+efi_rts_wq21:25:130
11051993080,307cyclictest16124-21kworker/u16:3+efi_rts_wq21:10:130
11054993070,306cyclictest7586-21kworker/u16:1+efi_rts_wq21:40:153
11054993060,305cyclictest7586-21kworker/u16:1+efi_rts_wq22:55:143
11052993060,305cyclictest28816-21kworker/u16:3+efi_rts_wq23:40:381
11053993040,303cyclictest12054-21kworker/u16:0+efi_rts_wq00:15:132
11053993030,302cyclictest16124-21kworker/u16:3+efi_rts_wq21:15:132
11052993010,300cyclictest7586-21kworker/u16:1+efi_rts_wq19:15:141
11052993000,299cyclictest7586-21kworker/u16:1+efi_rts_wq22:15:231
11053992990,298cyclictest16124-21kworker/u16:3+efi_rts_wq20:40:112
11051992990,298cyclictest31579-21kworker/u16:0+efi_rts_wq23:20:120
11051992980,297cyclictest16124-21kworker/u16:3+efi_rts_wq20:50:130
11054992960,295cyclictest7586-21kworker/u16:1+efi_rts_wq21:10:133
11051992960,295cyclictest28816-21kworker/u16:3+efi_rts_wq23:40:130
11054992950,294cyclictest31579-21kworker/u16:0+efi_rts_wq23:30:133
11054992940,293cyclictest16124-21kworker/u16:3+efi_rts_wq20:00:123
11053992940,293cyclictest16124-21kworker/u16:3+efi_rts_wq21:05:112
11051992930,292cyclictest7586-21kworker/u16:1+efi_rts_wq22:40:110
11051992910,290cyclictest7586-21kworker/u16:1+efi_rts_wq20:10:100
11053992890,288cyclictest16124-21kworker/u16:3+efi_rts_wq22:30:132
11051992890,288cyclictest16124-21kworker/u16:3+efi_rts_wq22:00:120
11051992870,286cyclictest28816-21kworker/u16:3+efi_rts_wq00:10:450
11052992850,284cyclictest7586-21kworker/u16:1+efi_rts_wq19:50:131
11054992830,282cyclictest12054-21kworker/u16:0+efi_rts_wq00:20:463
11052992820,281cyclictest7586-21kworker/u16:1+efi_rts_wq19:55:151
11052992820,281cyclictest7586-21kworker/u16:1+efi_rts_wq19:40:131
11052992820,281cyclictest28816-21kworker/u16:3+efi_rts_wq00:35:131
11052992820,279cyclictest7586-21kworker/u16:1+efi_rts_wq21:35:131
11051992820,281cyclictest12054-21kworker/u16:0+efi_rts_wq23:55:140
11054992810,280cyclictest28816-21kworker/u16:3+efi_rts_wq23:45:133
11052992810,280cyclictest16124-21kworker/u16:3+efi_rts_wq19:30:121
11054992800,279cyclictest28816-21kworker/u16:3+efi_rts_wq23:35:143
11054992780,277cyclictest12054-21kworker/u16:0+efi_rts_wq00:25:473
11053992780,276cyclictest16124-21kworker/u16:3+efi_rts_wq22:35:142
11051992780,277cyclictest7586-21kworker/u16:1+efi_rts_wq20:09:560
11052992760,275cyclictest16124-21kworker/u16:3+efi_rts_wq21:20:131
11052992750,274cyclictest28816-21kworker/u16:3+efi_rts_wq00:15:451
11051992740,273cyclictest28816-21kworker/u16:3+efi_rts_wq00:30:140
11053992730,272cyclictest16124-21kworker/u16:3+efi_rts_wq21:45:132
11053992730,272cyclictest16124-21kworker/u16:3+efi_rts_wq20:20:142
11052992720,271cyclictest16124-21kworker/u16:3+efi_rts_wq20:45:131
11053992710,269cyclictest17794-21kworker/u16:2+efi_rts_wq23:05:152
11051992700,269cyclictest16124-21kworker/u16:3+efi_rts_wq20:30:110
11053992690,268cyclictest7586-21kworker/u16:1+efi_rts_wq20:05:142
11053992690,268cyclictest16124-21kworker/u16:3+efi_rts_wq21:50:132
11054992680,267cyclictest7586-21kworker/u16:1+efi_rts_wq19:15:013
11053992680,267cyclictest31579-21kworker/u16:0+efi_rts_wq23:20:342
11053992660,265cyclictest7586-21kworker/u16:1+efi_rts_wq19:25:132
11053992660,265cyclictest28816-21kworker/u16:3+efi_rts_wq00:25:132
11052992650,264cyclictest7586-21kworker/u16:1+efi_rts_wq22:05:131
11054992630,262cyclictest16124-21kworker/u16:3+efi_rts_wq20:35:133
11053992630,262cyclictest16124-21kworker/u16:3+efi_rts_wq20:14:572
11051992630,262cyclictest16124-21kworker/u16:3+efi_rts_wq21:00:140
11051992620,261cyclictest28816-21kworker/u16:3+efi_rts_wq00:35:130
11051992620,261cyclictest16124-21kworker/u16:3+efi_rts_wq19:30:120
11054992600,259cyclictest16124-21kworker/u16:3+efi_rts_wq20:55:143
11053992600,259cyclictest16124-21kworker/u16:3+efi_rts_wq19:10:192
11052992600,259cyclictest7586-21kworker/u16:1+efi_rts_wq23:00:151
11053992580,257cyclictest12054-21kworker/u16:0+efi_rts_wq00:00:122
11051992570,256cyclictest16124-21kworker/u16:3+efi_rts_wq19:35:130
11051992550,254cyclictest7586-21kworker/u16:1+efi_rts_wq21:40:130
11051992550,254cyclictest16124-21kworker/u16:3+efi_rts_wq20:15:120
11054992540,253cyclictest7586-21kworker/u16:1+efi_rts_wq22:10:123
11051992520,251cyclictest7586-21kworker/u16:1+efi_rts_wq21:30:140
11051992520,251cyclictest7586-21kworker/u16:1+efi_rts_wq21:30:130
11054992500,249cyclictest7586-21kworker/u16:1+efi_rts_wq20:25:153
11051992490,248cyclictest7586-21kworker/u16:1+efi_rts_wq22:30:250
11053992460,244cyclictest7586-21kworker/u16:1+efi_rts_wq22:55:152
11052992460,245cyclictest7586-21kworker/u16:1+efi_rts_wq19:10:191
11052992440,243cyclictest16124-21kworker/u16:3+efi_rts_wq19:35:141
11054992420,241cyclictest28816-21kworker/u16:3+efi_rts_wq23:10:323
11054992420,241cyclictest16124-21kworker/u16:3+efi_rts_wq21:15:113
11051992410,240cyclictest7586-21kworker/u16:1+efi_rts_wq22:45:140
11051992410,240cyclictest7586-21kworker/u16:1+efi_rts_wq19:20:130
11051992370,236cyclictest7586-21kworker/u16:1+efi_rts_wq20:40:020
11051992360,235cyclictest7586-21kworker/u16:1+efi_rts_wq22:20:110
11051992360,235cyclictest16124-21kworker/u16:3+efi_rts_wq22:25:250
11054992350,234cyclictest16124-21kworker/u16:3+efi_rts_wq22:50:283
11054992350,233cyclictest16124-21kworker/u16:3+efi_rts_wq22:35:143
11052992340,233cyclictest12054-21kworker/u16:0+efi_rts_wq00:00:121
11052992340,232cyclictest28816-21kworker/u16:3+efi_rts_wq23:45:121
11053992330,232cyclictest12054-21kworker/u16:0+efi_rts_wq23:50:132
11051992320,231cyclictest28816-21kworker/u16:3+efi_rts_wq23:15:130
11053992310,230cyclictest7586-21kworker/u16:1+efi_rts_wq22:50:132
11051992310,230cyclictest7586-21kworker/u16:1+efi_rts_wq19:15:150
11053992290,228cyclictest28816-21kworker/u16:3+efi_rts_wq23:15:142
11051992290,228cyclictest16124-21kworker/u16:3+efi_rts_wq20:20:140
11053992270,226cyclictest12054-21kworker/u16:0+efi_rts_wq23:55:412
11051992270,225cyclictest7586-21kworker/u16:1+efi_rts_wq19:45:120
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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