[petsc-users] configuration option for PETSc on cluster

[Satish Balay]

On Tue, 24 Apr 2018, Samuel Lanthaler wrote:

> Hi there,
> 
> I was wondering if you could help me with the correct configuration of
> PETSc-dev version on a cluster (https://www.cscs.ch/)? I'm not sure which
> information would be useful to you, but basically the problem seems to be in
> correctly compiling it with intel compiler and the existing mkl library.
> 
> The pre-installed mkl version is
> 
> intel/17.0.4.196
> 
> I have tried various things and finally, I got it at least to compile with the
> following options (options chosen in reference to the mkl link advisor...):
> 
> ./configure --with-fc=ftn --with-cc=cc --with-cxx=CC --with-debugging=0
> --with-scalar-type=complex --download-scalapack --download-mumps=yes
> --download-superlu --with-batch --known-mpi-shared-libraries=1
> *--with-blaslapack-lib=*" ${MKLROOT}/lib/intel64/libmkl_blas95_lp64.a
> ${MKLROOT}/lib/intel64/libmkl_lapack95_lp64.a -Wl,--start-group
> ${MKLROOT}/lib/intel64/libmkl_intel_lp64.a
> ${MKLROOT}/lib/intel64/libmkl_sequential.a
> ${MKLROOT}/lib/intel64/libmkl_core.a -Wl,--end-group -lpthread -lm -ldl"
> *--with-blaslapack-include*="[/opt/intel/compilers_and_libraries_2017.4.196/linux/mkl/include,/opt/intel/compilers_and_libraries_2017.4.196/linux/mkl/include/intel64/lp64]"

Can you remove the above 2 options [--with-blaslapack-lib, --with-blaslapack-include] and use:

--with-blas-lapack-dir=${MKLROOT}

And see if you still have this problem?

Satish

> --known-64-bit-blas-indices=0
> 
> After compilation, when trying to compile
> /users/lanthale/petsc-git/src/snes/examples/tutorials/ex5f I get linking
> errors (attached). Would anyone be able to help me out here? I really don't
> have a good understanding of this.
> 
> I'm attaching the configuration.log file, as well as the linking errors when
> trying to compile ex5f.
> 
> Thank you very much in advance!
> 
> Best regards,
> Samuel
>