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2010的版本,gnome环境,机器是gma4500mhd的集成显卡,启用了3d桌面,删除了panel,使用awn,发现奇卡无比,glxgears的fps只有26!!!
更让人崩溃的是,重新启动,发现流畅很多,fps达到400了。
无意又重启,发现又开始卡了,一跑,都到24了。于是乎,我又重启了,发现又流畅了。。。
极其崩溃,奇数次卡,偶数次流畅。。。
驱动用的默认配置,就是i810 and later那个。发现显卡配置里有两大系列,一个是vendor,一个是xorg,默认是vendor里的,xorg的那个intel也试过,一样的怪现状。
xorg.conf如下:
# File generated by XFdrake (rev )
# **********************************************************************
# Refer to the xorg.conf man page for details about the format of
# this file.
# **********************************************************************
Section "ServerFlags"
Option "DontZap" "False" # disable <Ctrl><Alt><BS> (server abort)
AllowMouseOpenFail # allows the server to start up even if the mouse does not work
#DontZoom # disable <Ctrl><Alt><KP_+>/<KP_-> (resolution switching)
EndSection
Section "Module"
Load "dbe" # Double-Buffering Extension
Load "v4l" # Video for Linux
Load "extmod"
Load "glx" # 3D layer
Load "dri" # direct rendering
EndSection
Section "Monitor"
Identifier "monitor1"
VendorName "Generic"
ModelName "Flat Panel 1280x800"
HorizSync 28.8-90
VertRefresh 60
# TV fullscreen mode or DVD fullscreen output.
# 768x576 @ 79 Hz, 50 kHz hsync
ModeLine "768x576" 50.00 768 832 846 1000 576 590 595 630
# 768x576 @ 100 Hz, 61.6 kHz hsync
ModeLine "768x576" 63.07 768 800 960 1024 576 578 590 616
EndSection
Section "Device"
Identifier "device1"
VendorName "Intel Corporation"
BoardName "Intel 810 and later"
Driver "intel"
Option "DPMS"
Option "MonitorLayout" "NONE,CRT+LFP"
EndSection
Section "Screen"
Identifier "screen1"
Device "device1"
Monitor "monitor1"
EndSection
Section "ServerLayout"
Identifier "layout1"
Screen "screen1"
EndSection |
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