[petsc-users] configuration option for PETSc on cluster

[Matthew Knepley]

On Tue, Apr 24, 2018 at 9:42 AM, Samuel Lanthaler <s.lanthaler at gmail.com>
wrote:

> Dear Satish and Stefano,
>
> Thank you for your answers. I believe I had initially tried to use the
> option --with-blaslapack-dir=[...], instead of specifying lib and include
> directly. But that gives me an error message:
>

Satish, should this be

  --with-blaslapack-dir=/opt/intel/compilers_and_libraries_2017.4.196/linux/mkl/lib

?

   Matt


> ************************************************************
> *******************
>          UNABLE to CONFIGURE with GIVEN OPTIONS    (see configure.log for
> details):
> ------------------------------------------------------------
> -------------------
> You set a value for --with-blaslapack-dir=<dir>, but
> /opt/intel/compilers_and_libraries_2017.4.196/linux/mkl cannot be used
> ************************************************************
> *******************
>
> I attach the new configure.log. Do you think there is something wrong with
> the mkl version that I'm trying to use? Or is it only related to petsc?
>
> Cheers,
> Samuel
>
>
> On 04/24/2018 02:55 PM, Satish Balay wrote:
>
>> 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
>>> ${MKLROOT}/lib/intel64/libmkl_core.a -Wl,--end-group -lpthread -lm -ldl"
>>> *--with-blaslapack-include*="[/opt/intel/compilers_and_libra
>>> ries_2017.4.196/linux/mkl/include,/opt/intel/compilers_
>>> and_libraries_2017.4.196/linux/mkl/include/intel64/lp64]"
>>>
>> Can you remove the above 2 options [--with-blaslapack-lib,
>> --with-blaslapack-include] and use:
>>
>> --with-blas-lapack-dir=${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
>>>
>>>
>


-- 
What most experimenters take for granted before they begin their
experiments is infinitely more interesting than any results to which their
experiments lead.
-- Norbert Wiener

https://www.cse.buffalo.edu/~knepley/ <http://www.caam.rice.edu/~mk51/>
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