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2026-02-11 - 06:08
[ 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 Wed Feb 11, 2026 00:43:54)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
46412322307,5sleep10-21swapper/119:06:281
46572317310,5sleep20-21swapper/219:06:412
47752316308,5sleep30-21swapper/319:08:153
5179993150,314cyclictest32144-21kworker/u16:0+efi_rts_wq22:14:230
45832315308,5sleep00-21swapper/019:05:420
5182993140,313cyclictest30380-21kworker/u16:1+efi_rts_wq20:20:143
5182993140,313cyclictest13771-21kworker/u16:2+efi_rts_wq19:50:133
5180993140,313cyclictest21824-21kworker/u16:3+efi_rts_wq19:55:151
5182993130,312cyclictest32144-21kworker/u16:0+efi_rts_wq22:00:123
5180993100,309cyclictest30380-21kworker/u16:1+efi_rts_wq20:55:121
5182993090,308cyclictest1992-21kworker/u16:0+efi_rts_wq20:45:143
5180993090,308cyclictest9924-21kworker/u16:1+efi_rts_wq23:25:141
5182993070,306cyclictest9924-21kworker/u16:1+efi_rts_wq23:35:133
5182993070,306cyclictest7352-21kworker/u16:2+efi_rts_wq23:55:113
5179993060,305cyclictest5189-21kworker/u16:0+efi_rts_wq19:20:140
5182993050,304cyclictest32144-21kworker/u16:0+efi_rts_wq22:30:123
5179993050,304cyclictest10705-21kworker/u16:1+efi_rts_wq22:55:140
5182993040,303cyclictest5189-21kworker/u16:0+efi_rts_wq19:15:013
5182993040,301cyclictest21824-21kworker/u16:3+efi_rts_wq20:05:123
5181993040,302cyclictest9924-21kworker/u16:1+efi_rts_wq23:25:132
5180993040,303cyclictest7352-21kworker/u16:2+efi_rts_wq23:34:371
5180993040,303cyclictest25882-21kworker/u16:4+efi_rts_wq21:20:121
5182993030,302cyclictest7352-21kworker/u16:2+efi_rts_wq23:45:113
5180993030,302cyclictest1992-21kworker/u16:0+efi_rts_wq20:40:121
5179993030,302cyclictest1992-21kworker/u16:0+efi_rts_wq20:40:120
5182993020,299cyclictest7352-21kworker/u16:2+efi_rts_wq00:30:113
5180993020,301cyclictest7352-21kworker/u16:2+efi_rts_wq23:05:111
5180993010,300cyclictest23503-21kworker/u16:3+efi_rts_wq21:25:141
5180993010,300cyclictest1053-21kworker/u16:3+efi_rts_wq00:20:121
5179993010,300cyclictest1992-21kworker/u16:0+efi_rts_wq20:35:100
5182993000,299cyclictest4857-21kworker/u16:3+efi_rts_wq23:00:113
5179993000,299cyclictest21080-21kworker/u16:2+efi_rts_wq22:44:280
5182992990,298cyclictest7352-21kworker/u16:2+efi_rts_wq23:40:123
5180992990,298cyclictest7352-21kworker/u16:2+efi_rts_wq23:55:121
5180992990,298cyclictest32144-21kworker/u16:0+efi_rts_wq21:45:131
5179992990,298cyclictest9924-21kworker/u16:1+efi_rts_wq23:20:110
5182992980,297cyclictest1992-21kworker/u16:0+efi_rts_wq21:00:133
5179992980,297cyclictest5189-21kworker/u16:0+efi_rts_wq19:43:570
5182992970,296cyclictest32144-21kworker/u16:0+efi_rts_wq22:40:133
5180992970,296cyclictest3618-21kworker/u16:4+efi_rts_wq19:10:121
5182992960,295cyclictest7352-21kworker/u16:2+efi_rts_wq00:35:133
5181992960,295cyclictest7739-21kworker/u16:0+efi_rts_wq00:25:152
5180992960,295cyclictest4857-21kworker/u16:3+efi_rts_wq23:00:091
5181992950,294cyclictest13771-21kworker/u16:2+efi_rts_wq20:00:142
5180992950,294cyclictest5189-21kworker/u16:0+efi_rts_wq19:45:151
5182992940,293cyclictest7352-21kworker/u16:2+efi_rts_wq00:05:143
5180992900,289cyclictest7352-21kworker/u16:2+efi_rts_wq23:50:121
5179992900,289cyclictest30380-21kworker/u16:1+efi_rts_wq20:55:130
5182992890,288cyclictest21824-21kworker/u16:3+efi_rts_wq20:10:143
5181992880,287cyclictest9924-21kworker/u16:1+efi_rts_wq23:30:112
5180992880,287cyclictest23503-21kworker/u16:3+efi_rts_wq21:40:121
5180992860,285cyclictest21824-21kworker/u16:3+efi_rts_wq20:04:011
5182992850,284cyclictest10705-21kworker/u16:1+efi_rts_wq22:55:143
5181992820,281cyclictest9924-21kworker/u16:1+efi_rts_wq23:45:132
5180992820,281cyclictest30380-21kworker/u16:1+efi_rts_wq20:25:151
5179992820,281cyclictest3322-21kworker/u16:1+efi_rts_wq19:33:550
5179992810,280cyclictest7352-21kworker/u16:2+efi_rts_wq00:30:120
5180992790,278cyclictest32144-21kworker/u16:0+efi_rts_wq21:30:121
5179992780,277cyclictest32144-21kworker/u16:0+efi_rts_wq21:50:110
5179992780,277cyclictest13771-21kworker/u16:2+efi_rts_wq20:14:030
5181992770,276cyclictest1053-21kworker/u16:3+efi_rts_wq00:20:122
5180992760,275cyclictest9924-21kworker/u16:1+efi_rts_wq23:35:141
5182992720,271cyclictest21080-21kworker/u16:2+efi_rts_wq22:35:153
5182992720,271cyclictest21080-21kworker/u16:2+efi_rts_wq22:35:143
5182992710,270cyclictest7352-21kworker/u16:2+efi_rts_wq23:10:143
5180992710,270cyclictest1992-21kworker/u16:0+efi_rts_wq21:09:111
5179992710,270cyclictest30380-21kworker/u16:1+efi_rts_wq21:05:130
5180992700,269cyclictest9924-21kworker/u16:1+efi_rts_wq23:20:111
5181992690,268cyclictest32144-21kworker/u16:0+efi_rts_wq22:15:132
5181992670,266cyclictest5189-21kworker/u16:0+efi_rts_wq19:40:112
5181992650,264cyclictest5189-21kworker/u16:0+efi_rts_wq19:15:012
5179992640,263cyclictest3322-21kworker/u16:1+efi_rts_wq19:13:520
5182992630,262cyclictest25882-21kworker/u16:4+efi_rts_wq21:15:133
5182992600,259cyclictest32144-21kworker/u16:0+efi_rts_wq22:05:123
5182992600,257cyclictest3322-21kworker/u16:1+efi_rts_wq19:25:153
5182992590,258cyclictest9924-21kworker/u16:1+efi_rts_wq23:30:133
5182992590,258cyclictest30380-21kworker/u16:1+efi_rts_wq20:54:103
5179992570,256cyclictest1053-21kworker/u16:3+efi_rts_wq00:15:110
5181992560,255cyclictest10705-21kworker/u16:1+efi_rts_wq22:25:142
5182992550,254cyclictest3322-21kworker/u16:1+efi_rts_wq19:35:133
5181992540,253cyclictest5189-21kworker/u16:0+efi_rts_wq19:28:542
5181992530,252cyclictest32144-21kworker/u16:0+efi_rts_wq22:00:122
5182992500,249cyclictest7352-21kworker/u16:2+efi_rts_wq23:05:113
5180992500,247cyclictest7352-21kworker/u16:2+efi_rts_wq23:15:131
5179992490,248cyclictest3322-21kworker/u16:1+efi_rts_wq19:25:140
5181992480,247cyclictest1992-21kworker/u16:0+efi_rts_wq20:45:142
5179992480,247cyclictest1992-21kworker/u16:0+efi_rts_wq21:10:120
5182992440,241cyclictest10705-21kworker/u16:1+efi_rts_wq22:50:143
5179992440,243cyclictest30380-21kworker/u16:1+efi_rts_wq20:49:090
5179992440,242cyclictest32144-21kworker/u16:0+efi_rts_wq22:45:130
5179992400,239cyclictest32144-21kworker/u16:0+efi_rts_wq22:24:250
5180992390,238cyclictest7352-21kworker/u16:2+efi_rts_wq23:10:131
5181992380,237cyclictest7352-21kworker/u16:2+efi_rts_wq23:04:332
5179992380,237cyclictest10705-21kworker/u16:1+efi_rts_wq22:19:240
5182992370,236cyclictest32144-21kworker/u16:0+efi_rts_wq21:50:113
5181992360,235cyclictest3618-21kworker/u16:4+efi_rts_wq19:10:122
5179992360,235cyclictest13771-21kworker/u16:2+efi_rts_wq19:53:590
5182992350,232cyclictest23503-21kworker/u16:3+efi_rts_wq21:49:193
5181992350,234cyclictest21824-21kworker/u16:3+efi_rts_wq20:10:152
5180992340,233cyclictest7739-21kworker/u16:0+efi_rts_wq00:29:491
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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