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Subject: Re: [OMPI users] Segfault on mpirun with OpenMPI 1.4.5rc2
From: Daniel Milroy (Daniel.Milroy_at_[hidden])
Date: 2012-02-01 12:16:01


Hi Jeff,

Pending further testing, your suggestion seems to have fixed the
issue. Thank you very much.

Dan Milroy

2012/1/31 Jeff Squyres <jsquyres_at_[hidden]>:
> We have heard reports of failures with the Intel 12.1 compilers.
>
> Can you try with rc4 (that was literally just released) with the --without-memory-manager configure option?
>
>
> On Jan 31, 2012, at 2:19 PM, Daniel Milroy wrote:
>
>> Hello,
>>
>> I have built OpenMPI 1.4.5rc2 with Intel 12.1 compilers in an HPC
>> environment.  We are running RHEL 5, kernel 2.6.18-238 with Intel Xeon
>> X5660 cpus.  You can find my build options below.  In an effort to
>> test the OpenMPI build, I compiled "Hello world" with an mpi_init call
>> in C and Fortran.  Mpirun of both versions on a single node results in
>> a segfault.  I have attached the pertinent portion of gdb's output of
>> the "Hello world" core dump.  Submitting a parallel "Hello world" job
>> to torque results in segfaults across the respective nodes.  However,
>> if I execute mpirun of C or Fortran "Hello world" following a segfault
>> the program will exit successfully.  Additionally, if I strace mpirun
>> on either a single node or on multiple nodes in parallel "Hello world"
>> runs successfully.  I am unsure how to proceed- any help would be
>> greatly appreciated.
>>
>>
>> Thank you in advance,
>>
>> Dan Milroy
>>
>>
>> Build options:
>>
>>        source /ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/iccvars.sh intel64
>>        source /ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/ifortvars.sh
>> intel64
>>        export CC=/ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/intel64/icc
>>        export CXX=/ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/intel64/icpc
>>        export F77=/ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/intel64/ifort
>>        export F90=/ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/intel64/ifort
>>        export FC=/ics_2012.0.032/composer_xe_2011_sp1.6.233/bin/intel64/ifort
>>        ./configure --prefix=/openmpi-1.4.5rc2_intel-12.1
>> --with-tm=/torque-2.5.8/ --enable-shared --enable-static --without-psm
>> <GDB_hello.c_core_dump>_______________________________________________
>> users mailing list
>> users_at_[hidden]
>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
>
> --
> Jeff Squyres
> jsquyres_at_[hidden]
> For corporate legal information go to:
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>
>
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