Eric Anholt pisze:
> On Wed, 2009-02-25 at 19:13 +0100, Brice Goglin wrote:
>> Eric Anholt wrote:
>>> On Wed, 2009-02-25 at 14:10 +0100, Jacek Luczak wrote:
>>>> this release is totally unusable while running in UXA. System eats lot of
>>>> memory, including swapping. Is this that, reported earlier, ,,memory 
>>>> leak''? As
>>>> a result X are really slow and lot of lockups occur (everything freeze for 
>>>> a few
>>>> seconds). At the end I can't even switch to text console, but system 
>>>> reacts on
>>>> power button and it goes down successfully. With EXA there's no such issue:
>>>> total system memory usage around 40%, no lockups.
>>>>
>>>> If it's not know issue I will try to bisect it down.
>>>>
>>>> -Jacek
>>>>
>>>> ------------------
>>>> Details:
>>>>    1. X.Org X Server 1.5.99.903 (1.6.0 RC 3)
>>>>    2. Linux Kernel 2.6.29-rc6
>>> Can you give me exact steps to reproduce this leak?
>> Same problem here with libdrm 2.4.5, intel 2.6.2, Xserver 1.6-rc2,
>> Mesa 7.3 on
>> Intel Corporation Mobile 945GM/GMS, 943/940GML Express Integrated
>> Graphics Controller [8086:27a2] (rev 03)
>>
>> Nothing specific needed to reproduce the problem, just use X :)
>> As soon as I start a big application such as firefox ou thunderbird,
>> my 1GB RAM is entirely used after a couple seconds and the system
>> becomes verrrry slow.
>>
>> Only downgrade intel to 2.6.1 => 200MB used, no problem.
> 
> I think the problem here was the DRI2 tiling fix, which was great for
> the 915-class 3D performance regression but bad for 915-class 2D.  I've
> pushed a fix to master that should help.  If it does, I'll try to get a
> 2.6.3 out soon.
> 
> commit 5bfd73cd31ba197a62f549cdbad1a1270b571027
> Author: Eric Anholt <e...@anholt.net>
> Date:   Fri Feb 27 19:09:49 2009 -0800
> 
>     Only allocate pixmaps aligned for tiling when requested by DRI2 
> GetBuffers.
>     
>     This saves massive quantities of memory on pre-965 since the DRI2 tiling
>     enable caused the minimum size of any pixmap to be 1MB.
> 

This fixes memory leak, but ... another problem occurs. Just launch glxgears (in
UXA) and leave it for a few minutes. Glxgears stops (I mean gears stops:D) and
screen is broken. I will try to grab screen.

-Jacek
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