[ltp] OpenGl slow or fast depending on user

Alex Deucher linux-thinkpad@linux-thinkpad.org
Mon, 17 Sep 2012 12:34:41 -0400


On Sun, Sep 16, 2012 at 4:34 PM, Florian Dorpmueller
<dorpmueller@hotmail.com> wrote:
>
> I adjusted all group privilleges for both users but it didn't help.
> Please find attached the output of "glxinfo" for both. I cannot find any
>  difference but I am not a specialist in this case.

Looks fine.  It could be a matter of resources (not enough vram, etc.
to go around).  The r1xx hw is pretty old and didn't have much vram.

Alex

>
> Florian
>
> ----------------------------------------
>> Subject: Re: [ltp] OpenGl slow or fast depending on user
>> From: alexdeucher@gmail.com
>> To: linux-thinkpad@linux-thinkpad.org
>> Date: Sat, 15 Sep 2012 09:49:13 -0400
>>
>> On Sat, Sep 15, 2012 at 8:38 AM, Florian Dorpmueller
>> <dorpmueller@hotmail.com> wrote:
>> >
>> > Hi,
>> >
>> > with my Thinkpad R51 (Radeon 7500) and Xubuntu 12.04 I have the problem, that the video performance is depending on the current user.
>> >
>> > I am using mplayer2 and smplayer2. The video adapter is "gl". In the system properties for CompizConfig for both users OpenGl is activated. But when one user plays a video it jerks where for the other no jerking is to be seen .
>> >
>> > Since I have no idea about the reason I would appreciate any hint for this matter.
>>
>> Make sure both users are in the "video" group or whatever group your
>> distro uses for 3D. run glxinfo as each user and check the renderer
>> string make sure both are using 3D acceleration.
>>
>> Alex
>>
>> >
>> > Cheers,
>> > Florian --
>> > The linux-thinkpad mailing list home page is at:
>> > http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>> --
>> The linux-thinkpad mailing list home page is at:
>> http://mailman.linux-thinkpad.org/mailman/listinfo/linux-thinkpad
>