[Bf-cycles] Cycles: Add an experimental CUDA kernel.

Daniel Salazar - patazstudio.com zanqdo at gmail.com
Thu Aug 28 12:13:56 CEST 2014


We switching graphicall to 7zip a few years ago and it really helped with
bandwith and blender's big ass :)

Daniel Salazar
patazstudio.com


On Thu, Aug 28, 2014 at 1:28 AM, Greg Zaal <gregzzmail at gmail.com> wrote:

> I believe Windows 8 can handle 7z just fine. Official releases should be
> .zip for sure, but I think if you're the sort of person who likes to
> download potentially unstable nightly builds from the buildbot, you're the
> sort of person who either already has software to handle 7zip files, or
> doesn't mind getting one extra dependency.
>
>
> On 28 August 2014 09:17, Sergey Sharybin <sergey.vfx at gmail.com> wrote:
>
>> The thing about archives from the blender.org sites is that they should
>> be easy to use for everyone, minimizing external dependencies as much as
>> possible. And for my knowledge you still need to install an external 7zip
>> archiver on windows in order to be able to work with this format.
>>
>>
>> On Thu, Aug 28, 2014 at 9:45 AM, David Black <db4tech at yahoo.co.uk> wrote:
>>
>>>  Hi Thomas and Sergey,
>>>
>>> http://lists.blender.org/pipermail/bf-blender-cvs/2014-August/067323.html
>>>
>>> Firstly, thank you kindly for adding experimental GPU SSS cubin files,
>>> what an exciting, unexpected, surprise!
>>>
>>> Amazed to find Experimental cubin using exactly same amount of memory as
>>> Supported cubin in a complex scene containing SSS. Also, less memory than
>>> Blender 2.70a and 2.69.1 (GPU SSS test version).
>>> Understandably Experimental cubin are a little slower than Supported
>>> cubin due to SSS calculations, but not by a massive amount!
>>> If helpful/interested added GPGPU memory consumption and speed test
>>> results at the end of this mail.
>>>
>>>
>>> ---------------------------------------------------------------------------------------------------------------------------------------------
>>> In relation Blender file size increase (extra cubin files), is it worth
>>> switching to 7-zip, at the very least for Buildbot versions? Saving server
>>> space and bandwidth.
>>> For those on Windows not wanting to install 7-zip, there's a portable
>>> version (portableapps.com).
>>>
>>> Size compare
>>> blender-2.71-6891f1c-win64.zip    94.7MB
>>> blender-2.71-6891f1c-win64.7z     56.9MB
>>>
>>>
>>> ---------------------------------------------------------------------------------------------------------------------------------------------
>>>
>>> *Above mentioned GPGPU memory and speed test results, complex scene
>>> containing SSS (border region F12 render)*
>>> Windows 7 x64
>>> 2 GTX 580 (headless)
>>>
>>> *Blender 2.71.6 Hash 6891f1c*
>>> *Experimental (GPU SSS) cubin*
>>> Memory: Peak 2657.23
>>> Time: 02:43.32
>>>
>>> *Supported (non-GPU SSS) cubin*
>>> Memory: Peak 2657.23
>>> Time: 02:18.99
>>>
>>> *Blender 2.69.1 Hash r60701M (RC1, GPU SSS test version)*
>>> Memory: Peak 2746.60
>>> Time: 02:46.61
>>>
>>> *Blender 2.70a** Hash **f93bc76 (GPU SSS not supported)*
>>> Memory: Peak 2713.78
>>> Time: 02:10.29
>>>
>>> Thank you,
>>> David
>>>
>>> 3d-designs-davidblack.blogspot.com
>>> <http://www.3d-designs-davidblack.blogspot.com>
>>>
>>> _______________________________________________
>>> Bf-cycles mailing list
>>> Bf-cycles at blender.org
>>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>>
>>>
>>
>>
>> --
>> With best regards, Sergey Sharybin
>>
>> _______________________________________________
>> Bf-cycles mailing list
>> Bf-cycles at blender.org
>> http://lists.blender.org/mailman/listinfo/bf-cycles
>>
>>
>
> _______________________________________________
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> http://lists.blender.org/mailman/listinfo/bf-cycles
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>
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