[Mesa-dev] Improving ralloc performance for the GLSL compiler

[Marek Olšák]

NS2 causes mmap failures on radeonsi. My guess is that there is a memory
leak somewhere. I have no evidence that the compiler is responsible for
that.

Marek

On Aug 31, 2016 11:31 AM, "Eero Tamminen" <eero.t.tamminen at intel.com> wrote:

> Hi,
>
> On 31.08.2016 08:03, Kenneth Graunke wrote:
>
>> On Tuesday, August 30, 2016 3:52:12 PM PDT Ian Romanick wrote:
>> [snip]
>>
>>> I don't recall any native Linux games encountering this, but my memory
>>> may have faded.  There were some Windows DirectX games that would
>>> exhaust VMA when run inside VMware.  Once we got to the point where the
>>> GLSL IR was freed after linking, I believe pretty much all of these
>>> problems went away.
>>>
>>> If we might do something that would dramatically increase our peak
>>> memory usage, we'll need to test it in that environment.
>>>
>>
>> Dota 2 (32-bit) used to hit this a long time ago, but hasn't in quite
>> some time.
>>
>
> Dota 2 is nowadays 64-bit.
>
> I think Natural Selection 2 (which is still 32-bit) also used to crash to
> memory issues.
>
> I don't think I saw other games with this issue, but DOTA2 & NS2 were
> probably the games that compiled largest number of shaders (many thousands
> of them).
>
>
>         - Eero
>
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