• [^] # Re: faire simple

    Posté par . En réponse au message Problème de performances avec un Crossfire sous Debian. Évalué à 1.

    J'ai dis une connerie: j'ai toujours un problème de perf. La deuxième carte reste inactive.

    Pourtant:

    # aticonfig --lscc
Master adapter: 0. 03:00.0 AMD Radeon HD 7900 Series
 Candidates: 1. 04:00.0 AMD Radeon HD 7900 Series
# aticonfig --lscs
 Candidate Combination: 
 Master: 3:0:0 
 Slave: 4:0:0 
 CrossFire is enabled on current device
 CrossFire Diagnostics:
 There is CrossFire Side port connection between GPUs
 CrossFire can work with P2P write through peer aperture
 Dongle Capabilities: support PASSTHROUGH |INTERLINK_SW_AFR | INTERLINK_AUTO_AFR | INTERLINK_BLACKING | INTERLINK_SUPERAA
# aticonfig --lsch
Multiple GPU chain for adapter 0, status: Crossfire is enabled
 0. 03:00.0 AMD Radeon HD 7900 Series
 1. 04:00.0 AMD Radeon HD 7900 Series
# glxinfo
name of display: :0
display: :0 screen: 0
direct rendering: Yes
server glx vendor string: ATI
server glx version string: 1.4
[...]
# cat /etc/X11/xorg.conf
Section "ServerLayout"
 Identifier "aticonfig Layout"
 Screen 0 "aticonfig-Screen[0]-0" 0 0
EndSection
Section "Module"
EndSection
Section "Monitor"
 Identifier "aticonfig-Monitor[0]-0"
 Option "VendorName" "ATI Proprietary Driver"
 Option "ModelName" "Generic Autodetecting Monitor"
 Option "DPMS" "true"
EndSection
Section "Monitor"
 Identifier "0-DFP5"
 Option "VendorName" "ATI Proprietary Driver"
 Option "ModelName" "Generic Autodetecting Monitor"
 Option "DPMS" "true"
 Option "PreferredMode" "1920x1080"
 Option "TargetRefresh" "120"
 Option "Position" "0 0"
 Option "Rotate" "normal"
 Option "Disable" "false"
EndSection
Section "Monitor"
 Identifier "0-DFP10"
 Option "VendorName" "ATI Proprietary Driver"
 Option "ModelName" "Generic Autodetecting Monitor"
 Option "DPMS" "true"
 Option "Disable" "true"
EndSection
Section "Monitor"
 Identifier "0-DFP11"
 Option "VendorName" "ATI Proprietary Driver"
 Option "ModelName" "Generic Autodetecting Monitor"
 Option "DPMS" "true"
 Option "Disable" "true"
EndSection
Section "Device"
 Identifier "aticonfig-Device[0]-0"
 Driver "fglrx"
 Option "Monitor-DFP5" "0-DFP5"
 Option "Monitor-DFP10" "0-DFP10"
 Option "Monitor-DFP11" "0-DFP11"
 BusID "PCI:3:0:0"
EndSection
Section "Screen"
 Identifier "aticonfig-Screen[0]-0"
 Device "aticonfig-Device[0]-0"
 DefaultDepth 24
 SubSection "Display"
 Viewport 0 0
 Depth 24
 EndSubSection
EndSection