[mvapich-discuss] MPI_Comm_spawn broken in 2.1rc1

[Hari Subramoni]

Hi Nicolas,

Can you please try to run with the environment variable MV2_SUPPORT_DPM=1?

Regards,
Hari.

On Mon, Mar 9, 2015 at 12:13 PM, Nicolas Niclausse <
nicolas.niclausse at inria.fr> wrote:

> Hello
>
> I'm unable to use  MPI_Comm_spawn with mvapich 2.1rc1
>
> it just crash:
>
> mpirun -np 1 ./spawntest.mvapich
> [nef020:mpi_rank_0][error_sighandler] Caught error: Segmentation fault
> (signal 11)
>
> bt:
>
> #0  0x00007fc616e5ae75 in vfprintf () from /lib64/libc.so.6
> #1  0x00007fc616e86852 in vsnprintf () from /lib64/libc.so.6
> #2  0x00007fc616e62782 in snprintf () from /lib64/libc.so.6
> #3  0x00007fc6175174ee in PMI_Spawn_multiple () from
> /home/nniclaus/softs/mvapich2_2.1rc1fail/lib/libmpi.so.12
> #4  0x00007fc617517b96 in UPMI_JOB_SPAWN () from
> /home/nniclaus/softs/mvapich2_2.1rc1fail/lib/libmpi.so.12
> #5  0x00007fc617482fb4 in MPIDI_Comm_spawn_multiple () from
> /home/nniclaus/softs/mvapich2_2.1rc1fail/lib/libmpi.so.12
> #6  0x00007fc617447b7e in PMPI_Comm_spawn () from
> /home/nniclaus/softs/mvapich2_2.1rc1fail/lib/libmpi.so.12
> #7  0x0000000000400819 in main ()
>
>
> MVAPICH2 Version:       2.1rc1
> MVAPICH2 Release date:  Thu Dec 18 20:00:00 EDT 2014
> MVAPICH2 Device:        ch3:mrail
> MVAPICH2 configure:     --prefix=/home/nniclaus/softs/mvapich2
> --with-device=ch3:mrail --with-rdma=gen2
> MVAPICH2 CC:    gcc    -DNDEBUG -DNVALGRIND -O2
> MVAPICH2 CXX:   g++   -DNDEBUG -DNVALGRIND -O2
> MVAPICH2 F77:   gfortran -L/lib -L/lib   -O2
> MVAPICH2 FC:    gfortran   -O2
>
>
> it was working with version 2.1a
>
> --
> Nicolas NICLAUSSE                          Service DREAM
> INRIA Sophia Antipolis                     http://www-sop.inria.fr/
> 2004 route des lucioles - BP 93            Tel: (33/0) 4 92 38 76 93
> 06902  SOPHIA-ANTIPOLIS cedex (France)     Fax: (33/0) 4 92 38 76 02
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