We build slurm with GCC, drop the -pthread arg in the .la files, and
have never seen any problems related to that. And we do build quite a
lot of code. And lots of versions of OpenMPI with multiple different
compilers (and versions).
On 04/03/2017 04:51 PM, Prentice Bisbal wrote:
> This is the second suggestion to rebuild Slurm
>
> The other from Åke Sandgren, who recommended this:
>
>> This usually comes from slurm, so we always do
>>
>> perl -pi -e 's/-pthread//' /lap/slurm/${version}/lib/libpmi.la
>> /lap/slurm/${version}/lib/libslurm.la
>>
>> when installing a new slurm version. Thus no need for a fakepg wrapper.
>
> I don't really have the luxury to rebuild Slurm at the moment. How would
> I rebuild Slurm to change this behavior? Is rebuilding Slurm with PGI
> the only option to fix this in slurm, or use Åke's suggestion above?
>
> If I did use Åke's suggestion above, how would that affect the operation
> of Slurm, or future builds of OpenMPI and any other software that might
> rely on Slurm, particulary with regards to building those apps with
> non-PGI compilers?
>
> Prentice
>
> On 04/03/2017 10:31 AM, Gilles Gouaillardet wrote:
>> Hi,
>>
>> The -pthread flag is likely pulled by libtool from the slurm libmpi.la
>> <http://libmpi.la> and/or libslurm.la <http://libslurm.la>
>> Workarounds are
>> - rebuild slurm with PGI
>> - remove the .la files (*.so and/or *.a are enough)
>> - wrap the PGI compiler to ignore the -pthread option
>>
>> Hope this helps
>>
>> Gilles
>>
>> On Monday, April 3, 2017, Prentice Bisbal <pbis...@pppl.gov
>> <mailto:pbis...@pppl.gov>> wrote:
>>
>> Greeting Open MPI users! After being off this list for several
>> years, I'm back! And I need help:
>>
>> I'm trying to compile OpenMPI 1.10.3 with the PGI compilers,
>> version 17.3. I'm using the following configure options:
>>
>> ./configure \
>> --prefix=/usr/pppl/pgi/17.3-pkgs/openmpi-1.10.3 \
>> --disable-silent-rules \
>> --enable-shared \
>> --enable-static \
>> --enable-mpi-thread-multiple \
>> --with-pmi=/usr/pppl/slurm/15.08.8 \
>> --with-hwloc \
>> --with-verbs \
>> --with-slurm \
>> --with-psm \
>> CC=pgcc \
>> CFLAGS="-tp x64 -fast" \
>> CXX=pgc++ \
>> CXXFLAGS="-tp x64 -fast" \
>> FC=pgfortran \
>> FCFLAGS="-tp x64 -fast" \
>> 2>&1 | tee configure.log
>>
>> Which leads to this error from libtool during make:
>>
>> pgcc-Error-Unknown switch: -pthread
>>
>> I've searched the archives, which ultimately lead to this work
>> around from 2009:
>>
>> https://www.open-mpi.org/community/lists/users/2009/04/8724.php
>> <https://www.open-mpi.org/community/lists/users/2009/04/8724.php>
>>
>> Interestingly, I participated in the discussion that lead to that
>> workaround, stating that I had no problem compiling Open MPI with
>> PGI v9. I'm assuming the problem now is that I'm specifying
>> --enable-mpi-thread-multiple, which I'm doing because a user
>> requested that feature.
>>
>> It's been exactly 8 years and 2 days since that workaround was
>> posted to the list. Please tell me a better way of dealing with
>> this issue than writing a 'fakepgf90' script. Any suggestions?
>>
>>
>> --
>> Prentice
>>
>> _______________________________________________
>> users mailing list
>> users@lists.open-mpi.org
>> https://rfd.newmexicoconsortium.org/mailman/listinfo/users
>> <https://rfd.newmexicoconsortium.org/mailman/listinfo/users>
>>
>>
>>
>> _______________________________________________
>> users mailing list
>> users@lists.open-mpi.org
>> https://rfd.newmexicoconsortium.org/mailman/listinfo/users
>
>
>
> _______________________________________________
> users mailing list
> users@lists.open-mpi.org
> https://rfd.newmexicoconsortium.org/mailman/listinfo/users
>
--
Ake Sandgren, HPC2N, Umea University, S-90187 Umea, Sweden
Internet: a...@hpc2n.umu.se Phone: +46 90 7866134 Fax: +46 90-580 14
Mobile: +46 70 7716134 WWW: http://www.hpc2n.umu.se
_______________________________________________
users mailing list
users@lists.open-mpi.org
https://rfd.newmexicoconsortium.org/mailman/listinfo/users
