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Subject: Re: [OMPI users] Problems with memchecker in version 1.4.2
From: Eloi Gaudry (eg_at_[hidden])
Date: 2010-06-22 04:58:18


Hi Michele,

You may actually need to have gdb/valgrind installed before configuring and building OpenMPI with the --enable-memchecker option.

Regards,
Eloi

On Tuesday 22 June 2010 10:44:16 Michele De Stefano wrote:
> Good morning.
>
> I'm experiencing some problems with Open MPI 1.4.2, built on a CentOS
> 5.5, on a 32 bit machine.
>
> I've configured it with
>
> ./configure --prefix=/usr/local/openmpi --enable-debug
> --enable-memchecker --enable-heterogeneous
>
> When I run "/usr/local/openmpi/bin/mpiexec -np 3 ls", Open MPI crashes
> with this error message:
>
> --------------------------------------------------------------------------
> It looks like opal_init failed for some reason; your parallel process is
> likely to abort. There are many reasons that a parallel process can
> fail during opal_init; some of which are due to configuration or
> environment problems. This failure appears to be an internal failure;
> here's some additional information (which may only be relevant to an
> Open MPI developer):
>
> opal_memchecker_base_select failed
> --> Returned value -13 instead of OPAL_SUCCESS
> --------------------------------------------------------------------------
> [ccdestefanolinux:06037] [[INVALID],INVALID] ORTE_ERROR_LOG: Not found
> in file ../../orte/runtime/orte_init.c at line 77
> [ccdestefanolinux:06037] [[INVALID],INVALID] ORTE_ERROR_LOG: Not found
> in file ../../../../orte/tools/orterun/orterun.c at line 543
>
>
> It seems that the memchecker does not work, because after
> reconfiguring without "--enable-memchecker" and rebuilding, I don't
> receive the same error anymore.
>
> May any of the Open MPI developers verify this problem, please ?
>
> Thank you very much.
> Best regards.

-- 
Eloi Gaudry
Free Field Technologies
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