Hi,

I would like to report success w.r.t. running the examples on my desktop 
machine, using 2 GeForce GTS 250 cards (either SLI enabled or disabled).

The issue was that the debug openmp dll was not found. I disabled openmp 
in the project files, and now the examples are running ok.

The VS2005 project files are not consistent anyway: there is a mix of 
enabled and disabled openmp in the project files.

--> Stefan, imho the solution and project files are now usable for other 
people so maybe you would like to add these to svn. Just let me know and 
I will send them to you.

The question now is: is OpenMP necessary for maximizing the performance? 
I guess so...

--> Is there anyone who knows how to get openmp installed correctly by 
Visual Studio 2008 Debug?

cheers
Raymond



On 3/10/2010 11:51 AM, Raymond de Vries wrote:
> Hi,
>
> Yes, I am building everything from svn using VS2008, with my own brewed
> solution + project files for VS2008.
>
>>> The crash happens on my desktop machine with 2 GPUs (GeForce GTS 250),
>>> non-SLI.
>>
>> How does it crash? Do you see an error message which might help (set
>> EQ_LOG_LEVEL to WARN to reduce the noise)?
>
> The apps crash even before the first line of main() is reached. The
> message is purely a windows popup saying
>
> It is even worse: I removed 1 GPU from my desktop (4 cores) so that I
> test with only 1 GPU (back to basic). eqPly crashes then as well... This
> is the same situation as on my laptop (2 cores) where I also use 1 GPU,
> and there it runs fine in debug mode.
>
> So it must be a driver issue then? I did install the most recent
> version. How can I verify that?
>
>>
>> Btw, you can't isolate a Geforce GPU using GPU_affinity. You need a Quadro 
>> card.
>
> What do you mean with 'isolate'? I don't want to combine rendering
> results into 1 window or so.
>
> First of all, I want to run the examples on my desktop, and go on from
> there, and find out what's possible and what's not.
>
>> For ATI you don't need GPU affinity for on-screen windows, and their
>> extension for off-screen buffers works also on consumer cards, afaik.
>> We still need to add support in Eq for AMD_gpu_association, though.
>
> I read that indeed.
>
> Cheers
> Raymond
>
>
>>
>>
>>
>> Cheers,
>>
>> Stefan.
>>
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>
>
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