Re: Poor 2D performance problems ..

From: Tom Poliquin (poliquin_at_softcomp.com)
Date: 08/29/03

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    Date: Thu, 28 Aug 2003 20:56:10 -0700

    On Thu, 28 Aug 2003 10:04:25 +0000, Allen wrote:

    Allen,

    Thanks a lot for the reply ..

    >
    > The only thing that looks weird to me is the two mouse drivers getting
    > completely initialized. Are you really using two mice?
    >

    I didn't notice this before .. I took out the DevInputMice ..
    Didn't seem to speed anything up ..

    Still slow,

    Tom

    > Tom Poliquin wrote:
    >
    >> My 2D screen performance is terrible ..
    >> I'm not sure if this is an X problem or
    >> a WM problem .. or something else ..
    >>
    >> I don't what to do next. I've been
    >> working on this for about 2 weeks and I
    >> am hoping someone can give me a direction
    >> to research ..
    >>
    >> Overview ...
    >>
    >> 2D Screen performance on RH 8 is quite slow ..
    >>
    >> - I can watch the menus being painted.
    >>
    >> - When I slide one window over another
    >> my CPU usage goes to 100% and I get
    >> window "tails".
    >>
    >> - The GUI speed is almost *faster* on
    >> my laptop X server.
    >>
    >>
    >> Here's what I have ..
    >>
    >> - Athlon 2000+
    >> - Radeon 7000 VE
    >> - Asus A7N8X Deluxe MB
    >> - 1GB RAM
    >>
    >> - Red Hat 8.0
    >>
    >> Here's the software I've upgraded ..
    >>
    >> - Upgraded kernel to 2.4.22-pre7
    >> - Upgraded XFree86 to 4.30
    >> - Upgraded radeon.o kernel module
    >>
    >> Here's some other things I've tried ..
    >>
    >> - Different WMs .. Gnome, KDE, WindowMaker
    >> all slow.
    >>
    >> - Told Gnome to use ugly fonts .. better
    >> performance but only a little. Sliding
    >> windows across each other used *only*
    >> 93% of the CPU instead of 100%.
    >>
    >> Here's what the logs are saying ..
    >>
    >> - All the related logs/configs I know about look fine ..
    >>
    >> Links are here:
    >> XFree86 Config
    >> http://www.softcomp.com/logs/xfconfig.html
    >> XFree86 Log
    >> http://www.softcomp.com/logs/xflog.html
    >> Kernel Log
    >> http://www.softcomp.com/logs/kernel.html
    >>
    >> - XFree86 log says that DRI acceleration
    >> is enabled and DRM is OK .. but I only
    >> really care about 2D.
    >>
    >> - I'm running the board in an AGP slot
    >> (AGP 4x) and all the kernel logs
    >> say this is fine. The board was placed
    >> at irq 5.
    >>
    >> - The only thing I can see is that DDC test
    >> fails but I've seen other posts about this
    >> and no one seemed to care.
    >>
    >> Here's some other info ..
    >>
    >> - I've looked at the radeon X options and couldn't
    >> find anything interesting.
    >>
    >> - Glxgears runs about 550 fps and this is only slightly
    >> slower when I turn 3d acceleration off .. so at
    >> least *something* is getting accelerated :-)
    >>
    >> - I had read that this Radeon board had reasonable
    >> 2D performance ..
    >>
    >> - It seems that 2D performance is an orphan, I've
    >> seen tons of info on 3D but very little on 2D (or
    >> I don't know how to find it).
    >>
    >> How do I orthogonalize this problem? ..
    >>
    >> Is it X, Gnome, Kernel, Hardware, Stupidity,
    >> Delusions of Grandeur, or Gray Davis .. ?
    >>
    >> Any help greatly appreciated ..
    >>
    >> Tom

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