[petsc-dev] CUDA sm_13 for double

[Lisandro Dalcin]

On 13 January 2011 00:22, Satish Balay <balay at mcs.anl.gov> wrote:
> There is deviceQuery example that shows the version. Perhaps we have
> to write a small test that replicates this example code.
>
> balay at bb30:~/NVIDIA_GPU_Computing_SDK/C/bin/linux/release>./deviceQueryDrv |grep Capability
>  CUDA Capability Major/Minor version number:    1.3
>  CUDA Capability Major/Minor version number:    1.3
>
> Potential issues:
> - the machine has 2 nvidia cards with different version
> - the card is locked by a different user - running cuda code [at configure time]
> - the compile node doesn't have the nvidia cards [like on a cluster..]
>
> satish
>

What about starting by letting users pass --with-cuda-arch=sm_20 to configure?


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Lisandro Dalcin
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