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2026-01-25 - 02:18
[ 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 24, 2026 12:43:55)
Delayed (victim)Switcher (culprit)TimestampCPU
PIDPrioTotal
latency
(µs)
T*(,W**)
latency
(µs)
CmdPIDPrioCmd
290182327319,5sleep30-21swapper/307:07:023
291292323309,4sleep20-21swapper/207:08:252
29517993170,316cyclictest28679-21kworker/u16:2+efi_rts_wq11:35:131
291332317303,5sleep10-21swapper/107:08:281
290852316308,5sleep00-21swapper/007:07:510
29519993140,313cyclictest31668-21kworker/u16:3+efi_rts_wq11:03:233
29519993140,313cyclictest19289-21kworker/u16:3+efi_rts_wq09:13:023
29518993120,310cyclictest21945-21kworker/u16:0+efi_rts_wq10:50:132
29517993120,311cyclictest8097-21kworker/u16:0+efi_rts_wq07:35:131
29517993120,309cyclictest8097-21kworker/u16:0+efi_rts_wq07:15:021
29519993090,308cyclictest19289-21kworker/u16:3+efi_rts_wq08:15:123
29516993070,306cyclictest15186-21kworker/u16:1+efi_rts_wq10:25:120
29517993050,304cyclictest19289-21kworker/u16:3+efi_rts_wq07:25:121
29519993030,302cyclictest28679-21kworker/u16:2+efi_rts_wq11:35:133
29517993020,299cyclictest19289-21kworker/u16:3+efi_rts_wq08:20:131
29519993010,299cyclictest17296-21kworker/u16:4+efi_rts_wq10:05:123
29519993010,298cyclictest19289-21kworker/u16:3+efi_rts_wq08:05:133
29518993000,299cyclictest19289-21kworker/u16:3+efi_rts_wq08:35:132
29516993000,299cyclictest8097-21kworker/u16:0+efi_rts_wq07:45:130
29519992990,298cyclictest28679-21kworker/u16:2+efi_rts_wq11:43:303
29519992990,298cyclictest19289-21kworker/u16:3+efi_rts_wq07:40:133
29518992990,297cyclictest31668-21kworker/u16:3+efi_rts_wq11:30:122
29516992980,297cyclictest17296-21kworker/u16:4+efi_rts_wq09:30:130
29518992970,296cyclictest8097-21kworker/u16:0+efi_rts_wq07:37:452
29517992970,296cyclictest31668-21kworker/u16:3+efi_rts_wq11:23:271
29516992970,296cyclictest31668-21kworker/u16:3+efi_rts_wq12:28:390
29516992970,296cyclictest31668-21kworker/u16:3+efi_rts_wq11:40:130
29519992960,295cyclictest31668-21kworker/u16:3+efi_rts_wq12:10:123
29519992960,295cyclictest31668-21kworker/u16:3+efi_rts_wq11:50:123
29519992950,294cyclictest17296-21kworker/u16:4+efi_rts_wq09:20:153
29517992950,294cyclictest8097-21kworker/u16:0+efi_rts_wq08:25:131
29518992940,293cyclictest15186-21kworker/u16:1+efi_rts_wq09:55:122
29516992930,292cyclictest31668-21kworker/u16:3+efi_rts_wq11:20:130
29519992910,290cyclictest31668-21kworker/u16:3+efi_rts_wq11:55:123
29516992910,290cyclictest31668-21kworker/u16:3+efi_rts_wq12:35:120
29519992900,289cyclictest31668-21kworker/u16:3+efi_rts_wq11:45:123
29519992880,287cyclictest31668-21kworker/u16:3+efi_rts_wq12:15:123
29519992860,285cyclictest17296-21kworker/u16:4+efi_rts_wq10:20:133
29519992840,283cyclictest15186-21kworker/u16:1+efi_rts_wq10:13:133
29517992840,283cyclictest15186-21kworker/u16:1+efi_rts_wq10:18:131
29516992840,283cyclictest8097-21kworker/u16:0+efi_rts_wq07:22:430
29516992840,283cyclictest19289-21kworker/u16:3+efi_rts_wq09:03:010
29518992800,279cyclictest28679-21kworker/u16:2+efi_rts_wq11:25:122
29516992790,278cyclictest15186-21kworker/u16:1+efi_rts_wq09:48:090
29518992780,277cyclictest19289-21kworker/u16:3+efi_rts_wq07:30:122
29516992780,277cyclictest19289-21kworker/u16:3+efi_rts_wq08:30:130
29519992770,276cyclictest25591-21kworker/u16:1+efi_rts_wq12:33:403
29517992770,276cyclictest17296-21kworker/u16:4+efi_rts_wq10:45:121
29519992760,275cyclictest15186-21kworker/u16:1+efi_rts_wq09:28:053
29518992760,275cyclictest31668-21kworker/u16:3+efi_rts_wq12:30:102
29518992720,271cyclictest17296-21kworker/u16:4+efi_rts_wq10:35:152
29517992720,271cyclictest28679-21kworker/u16:2+efi_rts_wq11:08:231
29517992710,270cyclictest19289-21kworker/u16:3+efi_rts_wq08:30:131
29519992700,269cyclictest19289-21kworker/u16:3+efi_rts_wq08:52:583
29518992690,268cyclictest31668-21kworker/u16:3+efi_rts_wq11:40:122
29519992670,266cyclictest28679-21kworker/u16:2+efi_rts_wq11:05:123
29519992670,266cyclictest19289-21kworker/u16:3+efi_rts_wq07:50:133
29518992660,265cyclictest15186-21kworker/u16:1+efi_rts_wq09:25:122
29518992650,264cyclictest25591-21kworker/u16:1+efi_rts_wq12:05:122
29518992650,264cyclictest17296-21kworker/u16:4+efi_rts_wq09:53:102
29516992650,264cyclictest17296-21kworker/u16:4+efi_rts_wq09:50:140
29519992620,261cyclictest8097-21kworker/u16:0+efi_rts_wq07:47:463
29519992600,259cyclictest31668-21kworker/u16:3+efi_rts_wq11:20:123
29519992600,259cyclictest28679-21kworker/u16:2+efi_rts_wq11:10:113
29519992600,259cyclictest17296-21kworker/u16:4+efi_rts_wq09:38:073
29518992590,258cyclictest31668-21kworker/u16:3+efi_rts_wq11:15:102
29519992570,256cyclictest31668-21kworker/u16:3+efi_rts_wq12:25:123
29519992570,256cyclictest28679-21kworker/u16:2+efi_rts_wq10:58:223
29518992570,256cyclictest25591-21kworker/u16:1+efi_rts_wq12:20:152
29519992550,254cyclictest8097-21kworker/u16:0+efi_rts_wq08:12:513
29519992550,254cyclictest19289-21kworker/u16:3+efi_rts_wq08:40:123
29517992550,254cyclictest15186-21kworker/u16:1+efi_rts_wq10:38:181
29516992550,254cyclictest19289-21kworker/u16:3+efi_rts_wq08:50:130
29518992540,253cyclictest17296-21kworker/u16:4+efi_rts_wq10:08:122
29517992540,253cyclictest8097-21kworker/u16:0+efi_rts_wq08:10:151
29517992530,252cyclictest15186-21kworker/u16:1+efi_rts_wq10:55:121
29516992520,251cyclictest19289-21kworker/u16:3+efi_rts_wq08:22:540
29519992510,250cyclictest17296-21kworker/u16:4+efi_rts_wq10:40:113
29516992510,250cyclictest8097-21kworker/u16:0+efi_rts_wq07:15:120
29518992490,248cyclictest8097-21kworker/u16:0+efi_rts_wq08:55:132
29518992480,247cyclictest31668-21kworker/u16:3+efi_rts_wq12:15:122
29519992470,246cyclictest8097-21kworker/u16:0+efi_rts_wq08:47:573
29517992450,244cyclictest25591-21kworker/u16:1+efi_rts_wq12:05:131
29517992390,238cyclictest31668-21kworker/u16:3+efi_rts_wq12:03:351
29518992380,237cyclictest15186-21kworker/u16:1+efi_rts_wq10:30:132
29516992380,237cyclictest8097-21kworker/u16:0+efi_rts_wq08:10:150
29517992360,235cyclictest19289-21kworker/u16:3+efi_rts_wq08:35:131
29516992360,235cyclictest17296-21kworker/u16:4+efi_rts_wq10:05:120
29518992350,234cyclictest8097-21kworker/u16:0+efi_rts_wq07:17:402
29516992350,234cyclictest8097-21kworker/u16:0+efi_rts_wq09:05:130
29516992350,234cyclictest21945-21kworker/u16:0+efi_rts_wq10:48:200
29516992340,233cyclictest17296-21kworker/u16:4+efi_rts_wq10:00:130
29516992320,231cyclictest15186-21kworker/u16:1+efi_rts_wq09:40:130
29517992290,228cyclictest19289-21kworker/u16:3+efi_rts_wq09:00:141
29519992280,225cyclictest19289-21kworker/u16:3+efi_rts_wq08:35:133
29517992270,226cyclictest8097-21kworker/u16:0+efi_rts_wq08:55:131
29517992270,226cyclictest15186-21kworker/u16:1+efi_rts_wq09:45:131
29516992260,225cyclictest19289-21kworker/u16:3+efi_rts_wq08:42:570
29518992250,224cyclictest15186-21kworker/u16:1+efi_rts_wq10:55:132
29517992250,224cyclictest31668-21kworker/u16:3+efi_rts_wq11:55:121
*Timer  **Wakeup  (latency=timer+wakeup+contextswitch)

 

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