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From: Brian Barrett (brbarret_at_[hidden])
Date: 2007-10-02 15:54:49


By the way, I filed a bug on this issue:

   https://svn.open-mpi.org/trac/ompi/ticket/1155

Brian

On Oct 2, 2007, at 8:57 AM, Brian Barrett wrote:

> No, actually, my report isn't about that issue at all. I'm not
> talking about making an entirely statically built application. I'm
> talking about a statically compiled Open MPI with a dynamically
> linked application and OFED. Take a look at the output of mpicc -
> showme -- it's not adding *ANY* -l or -L options for InfiniBand.
> This is something wrong with Open MPI's configure, which has
> changed since v1.2. On v1.2, the same commands result in:
>
> [10:54] brbarret_at_odin:pts/27 v1.2> mpicc -showme
> gcc -I/u/brbarret/Software/x86_64-unknown-linux-gnu/ompi/devel/
> include -pthread -L/usr/local/ofed/lib64 -L/u/brbarret/Software/
> x86_64-unknown-linux-gnu/ompi/devel/lib -lmpi -lopen-rte -lopen-pal
> -libverbs -lrt -lnuma -ldl -Wl,--export-dynamic -lnsl -lutil -lm -ldl
> [10:55] brbarret_at_odin:pts/27 examples> make ring_c
> mpicc -g ring_c.c -o ring_c
> [10:55] brbarret_at_odin:pts/27 examples>
>
>
> Brian
>
>
> On Oct 1, 2007, at 10:21 PM, Jeff Squyres wrote:
>
>> This is a known issue; no one had expressed any desire to have it
>> fixed:
>>
>> http://www.open-mpi.org/faq/?category=mpi-apps#static-mpi-apps
>> http://www.open-mpi.org/faq/?category=mpi-apps#static-ofa-mpi-apps
>>
>> Feel free to file a ticket and fix if you'd like...
>>
>>
>> On Oct 1, 2007, at 11:56 PM, Brian Barrett wrote:
>>
>>> Hi all -
>>>
>>> There's a problem with the OpenIB components when statically
>>> linking. For whatever reason, the configure logic is not adding the
>>> right -L and -l flags to the mpicc wrapper flags.
>>>
>>> [17:26] brbarret_at_odin:pts/8 examples> mpicc -showme
>>> gcc -I/u/brbarret/Software/x86_64-unknown-linux-gnu/ompi/devel/
>>> include -pthread -L/u/brbarret/Software/x86_64-unknown-linux-gnu/
>>> ompi/
>>> devel/lib -lmpi -lopen-rte -lopen-pal -lnuma -ldl -Wl,--export-
>>> dynamic -lnsl -lutil -lm -ldl
>>> [17:42] brbarret_at_odin:pts/8 examples> make hello_c
>>> mpicc -g hello_c.c -o hello_c
>>> /u/brbarret/Software/x86_64-unknown-linux-gnu/ompi/devel/lib/
>>> libmpi.a
>>> (btl_openib_component.o)(.text+0x895): In function `openib_reg_mr':
>>> /u/brbarret/odin/ompi/trunk/ompi/mca/btl/openib/
>>> btl_openib_component.c:304: undefined reference to `ibv_reg_mr'
>>>
>>> and many more, obviously.
>>>
>>> Good luck,
>>>
>>> Brian
>>> _______________________________________________
>>> devel mailing list
>>> devel_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/devel
>>
>>
>> --
>> Jeff Squyres
>> Cisco Systems
>>
>> _______________________________________________
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>