[petsc-users] Unable to configure PETSc with CUDA: Problem with thrust directory

[Christophe Ortiz]

I forgot to mention that I am using PETSc 3.4.1.


On Thu, Aug 28, 2014 at 4:13 PM, Christophe Ortiz <
christophe.ortiz at ciemat.es> wrote:

> Hi all,
>
> I have implemented a problem of coupled diffusion equations in 1D using
> PETSc. I was able to configure PETSC with and without MPI. The code runs
> well in both cases.
>
> Now I would like to test CUDA but I am unable to configure it. I get an
> error message related to thrust directory.
>
> The options I use to configure are the following:
>
> --with-x=1 --with-mpi=0 --with-cc=icc --with-cxx=icpc --with-clanguage=cxx
> --with-fc=ifort --with-cuda=1 --with-cuda-dir=/usr/local/cuda-6.0
> --with-cuda-arch=sm_35 --with-cudac=/usr/local/cuda/bin/nvcc
> --with-thrust=1 --with-thrust-dir=/usr/local/cuda-6.0/include/thrust
> --with-cusp=1 --with-cusp-dir=/usr/local/cuda-6.0/include/cusp
> --download-txpetscgpu=1 --with-debugging=1 --with-scalar-type=real
> --with-precision=double --download-f-blas-lapack
>
> The error message I get is:
>
>
> ===============================================================================
>              Configuring PETSc to compile on your system
>
>
> ===============================================================================
> TESTING: checkInclude from
> config.headers(config/BuildSystem/config/headers.py:86)
>
> *******************************************************************************
>          UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for
> details):
>
> -------------------------------------------------------------------------------
> --with-thrust-dir=/usr/local/cuda-6.0/include/thrust did not work
>
> *******************************************************************************
>
>
> Did I miss something ?
> My GPU is a GeForce Titan Black and I am using CUDA 6.0.
>
> Many thanks in advance for your help.
> Christophe
>
>
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