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2026-02-03 - 05:57
[ 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 Tue Feb 03, 2026 00:43:53)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
39292322308,5sleep10-21swapper/119:09:401
39242320313,4sleep30-21swapper/319:09:383
36632318311,5sleep00-21swapper/019:06:150
4276993160,315cyclictest18175-21kworker/u16:2+efi_rts_wq23:35:131
4276993150,314cyclictest18175-21kworker/u16:2+efi_rts_wq22:40:131
4269993150,313cyclictest14236-21kworker/u16:0+efi_rts_wq23:55:120
38012315303,9sleep20-21swapper/219:08:012
4282993130,312cyclictest5084-21kworker/u16:1+efi_rts_wq20:40:142
4276993130,312cyclictest14236-21kworker/u16:0+efi_rts_wq00:05:111
4269993130,312cyclictest18175-21kworker/u16:2+efi_rts_wq20:45:140
4288993120,311cyclictest18175-21kworker/u16:2+efi_rts_wq20:14:543
4269993110,310cyclictest18175-21kworker/u16:2+efi_rts_wq00:25:420
4269993110,310cyclictest14236-21kworker/u16:0+efi_rts_wq23:45:140
4276993100,309cyclictest6677-21kworker/u16:4+efi_rts_wq23:05:101
4276993100,309cyclictest5084-21kworker/u16:1+efi_rts_wq21:50:101
4269993100,309cyclictest5084-21kworker/u16:1+efi_rts_wq21:45:130
4276993090,308cyclictest18175-21kworker/u16:2+efi_rts_wq20:05:141
4269993090,308cyclictest5084-21kworker/u16:1+efi_rts_wq20:50:120
4288993080,307cyclictest5084-21kworker/u16:1+efi_rts_wq22:30:133
4269993080,307cyclictest5084-21kworker/u16:1+efi_rts_wq20:40:140
4269993080,307cyclictest18175-21kworker/u16:2+efi_rts_wq20:29:570
4282993070,306cyclictest5084-21kworker/u16:1+efi_rts_wq20:15:152
4282993060,305cyclictest6677-21kworker/u16:4+efi_rts_wq23:00:142
4288993050,304cyclictest18175-21kworker/u16:2+efi_rts_wq00:20:413
4282993050,304cyclictest5084-21kworker/u16:1+efi_rts_wq21:15:122
4288993030,302cyclictest18175-21kworker/u16:2+efi_rts_wq19:15:013
4288993030,302cyclictest14236-21kworker/u16:0+efi_rts_wq23:45:133
4276993030,302cyclictest18175-21kworker/u16:2+efi_rts_wq22:30:121
4269993020,300cyclictest18175-21kworker/u16:2+efi_rts_wq00:10:140
4288993010,300cyclictest5084-21kworker/u16:1+efi_rts_wq20:30:133
4269993010,300cyclictest5084-21kworker/u16:1+efi_rts_wq21:40:110
4288993000,299cyclictest5084-21kworker/u16:1+efi_rts_wq20:05:143
4288992990,298cyclictest18175-21kworker/u16:2+efi_rts_wq22:40:133
4282992990,298cyclictest18175-21kworker/u16:2+efi_rts_wq21:25:152
4288992980,297cyclictest18175-21kworker/u16:2+efi_rts_wq23:35:333
4282992980,297cyclictest5084-21kworker/u16:1+efi_rts_wq21:05:122
4269992980,297cyclictest6677-21kworker/u16:4+efi_rts_wq23:05:100
4269992980,297cyclictest18175-21kworker/u16:2+efi_rts_wq22:25:130
4288992970,296cyclictest18175-21kworker/u16:2+efi_rts_wq00:00:143
4288992970,296cyclictest14236-21kworker/u16:0+efi_rts_wq23:30:133
4282992940,293cyclictest18175-21kworker/u16:2+efi_rts_wq22:00:132
4276992940,293cyclictest5084-21kworker/u16:1+efi_rts_wq19:40:121
4269992940,293cyclictest5084-21kworker/u16:1+efi_rts_wq21:35:110
4269992940,293cyclictest18175-21kworker/u16:2+efi_rts_wq20:00:130
4276992930,292cyclictest5084-21kworker/u16:1+efi_rts_wq21:30:131
4288992920,291cyclictest5084-21kworker/u16:1+efi_rts_wq22:00:153
4276992920,291cyclictest18175-21kworker/u16:2+efi_rts_wq19:30:131
4269992920,291cyclictest5084-21kworker/u16:1+efi_rts_wq22:15:130
4269992900,289cyclictest18175-21kworker/u16:2+efi_rts_wq22:45:230
4288992890,288cyclictest26088-21kworker/u16:0+efi_rts_wq22:35:133
4282992880,287cyclictest18175-21kworker/u16:2+efi_rts_wq19:25:142
4282992870,286cyclictest18175-21kworker/u16:2+efi_rts_wq19:55:142
4276992870,286cyclictest14236-21kworker/u16:0+efi_rts_wq23:15:291
4276992860,285cyclictest18175-21kworker/u16:2+efi_rts_wq20:55:141
4288992850,284cyclictest5084-21kworker/u16:1+efi_rts_wq19:35:123
4288992850,284cyclictest18175-21kworker/u16:2+efi_rts_wq21:00:143
4276992820,281cyclictest5084-21kworker/u16:1+efi_rts_wq19:29:461
4276992820,281cyclictest18175-21kworker/u16:2+efi_rts_wq20:00:131
4282992810,280cyclictest18175-21kworker/u16:2+efi_rts_wq00:35:152
4288992790,278cyclictest14236-21kworker/u16:0+efi_rts_wq00:30:123
4269992790,278cyclictest5084-21kworker/u16:1+efi_rts_wq20:10:130
4269992790,278cyclictest14236-21kworker/u16:0+efi_rts_wq00:05:110
4276992770,276cyclictest18175-21kworker/u16:2+efi_rts_wq21:20:131
4269992750,274cyclictest18175-21kworker/u16:2+efi_rts_wq23:35:130
4288992740,273cyclictest14236-21kworker/u16:0+efi_rts_wq00:10:393
4282992730,272cyclictest5084-21kworker/u16:1+efi_rts_wq20:10:132
4269992720,271cyclictest5084-21kworker/u16:1+efi_rts_wq22:10:120
4276992700,269cyclictest5084-21kworker/u16:1+efi_rts_wq22:15:121
4269992700,269cyclictest5084-21kworker/u16:1+efi_rts_wq19:40:120
4269992690,268cyclictest18175-21kworker/u16:2+efi_rts_wq19:25:140
4276992680,267cyclictest18175-21kworker/u16:2+efi_rts_wq19:54:511
4288992670,266cyclictest5084-21kworker/u16:1+efi_rts_wq19:45:133
4288992670,266cyclictest14236-21kworker/u16:0+efi_rts_wq00:35:443
4276992660,265cyclictest14236-21kworker/u16:0+efi_rts_wq23:20:131
4276992650,264cyclictest18175-21kworker/u16:2+efi_rts_wq22:45:141
4288992640,263cyclictest5084-21kworker/u16:1+efi_rts_wq21:50:133
4276992620,261cyclictest18175-21kworker/u16:2+efi_rts_wq23:25:311
4269992620,261cyclictest18175-21kworker/u16:2+efi_rts_wq19:20:130
4276992610,260cyclictest18175-21kworker/u16:2+efi_rts_wq22:20:131
4282992600,259cyclictest5084-21kworker/u16:1+efi_rts_wq20:00:132
4276992600,259cyclictest5084-21kworker/u16:1+efi_rts_wq20:35:131
4282992590,258cyclictest18175-21kworker/u16:2+efi_rts_wq20:45:142
4282992590,256cyclictest18175-21kworker/u16:2+efi_rts_wq20:25:152
4269992580,257cyclictest18175-21kworker/u16:2+efi_rts_wq21:20:130
4276992560,255cyclictest14236-21kworker/u16:0+efi_rts_wq23:40:341
4288992550,254cyclictest18175-21kworker/u16:2+efi_rts_wq21:35:143
4282992550,254cyclictest14236-21kworker/u16:0+efi_rts_wq23:30:322
4269992550,253cyclictest18175-21kworker/u16:2+efi_rts_wq23:50:120
4288992520,251cyclictest18175-21kworker/u16:2+efi_rts_wq22:20:133
4269992520,251cyclictest5084-21kworker/u16:1+efi_rts_wq19:50:120
4288992500,248cyclictest18175-21kworker/u16:2+efi_rts_wq21:45:133
4288992470,246cyclictest18175-21kworker/u16:2+efi_rts_wq22:05:143
4276992470,246cyclictest14236-21kworker/u16:0+efi_rts_wq00:15:131
4282992420,241cyclictest5084-21kworker/u16:1+efi_rts_wq22:05:162
4282992420,241cyclictest18175-21kworker/u16:2+efi_rts_wq21:45:152
4276992420,241cyclictest18175-21kworker/u16:2+efi_rts_wq22:25:131
4269992420,241cyclictest5084-21kworker/u16:1+efi_rts_wq20:20:150
4288992410,240cyclictest5084-21kworker/u16:1+efi_rts_wq20:35:133
4276992390,238cyclictest18175-21kworker/u16:2+efi_rts_wq22:50:121
4269992380,237cyclictest18175-21kworker/u16:2+efi_rts_wq20:55:020
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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