[mvapich-discuss] Segfault when running osu benchmarks on PSM2 hardware

[Hari Subramoni]

Hello Dr. Brennan,

Thanks for the report. Let us try this out locally and get back to you in
some time.

Best,
Hari.

On Tue, Oct 18, 2016 at 1:23 PM, Brennan, Sean M <brennan at lanl.gov> wrote:

> Hi,
> I get a SIGSGEV at psm_queue.c line 125 using slurm/pmi2 on
> omnipath/psm2, only for PGI compiled code.
>
> My build:
> module load pgi/15.10 (or pgi/16.4)
>
> ./configure --prefix=/opt/mvapich2/2.2_pgi-16.4 --enable-f77 --enable-
> fc --enable-cxx --enable-shared --enable-sharedlibs=gcc --enable-g=dbg
> --enable-debuginfo --with-mpe --with-ch3-rank-bits=32 --with-
> device=ch3:psm --with-psm2=/usr --enable-romio --with-file-
> system=ufs+nfs+lustre --with-pmi=pmi2 --with-pm=slurm
>
> make  && make install
>
> To run in an interactive session:
> srun --mpi=pmi2 -n 2 /opt/mvapich2/2.2_pgi-15.10/libexec/osu-micro-
> benchmarks/mpi/pt2pt/osu_latency
>
> Fails on all benchmarks.
>
> My best guess is that PGI does not initialize the variables in
> psm_progress_wait() properly/as expected; gblstatus.context is set to
> 0x1. (debugging with DDT)
>
> Multiple versions of the gcc and intel compilers have no problems with
> the same build invocation.
>
> Suggestions?
> Thanks.
>
> --
> ############################
>
> Sean M. Brennan, Ph.D.
>
> High Performance Computing Systems
> Los Alamos National Laboratory
> PO Box 1663, MS T080
> Los Alamos, NM 87545
>
> (505) 667-1092, fax: (505) 667-7665
>
> _______________________________________________
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>
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