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Subject: Re: [OMPI users] Installation problems
From: Ralph Castain (rhc_at_[hidden])
Date: 2009-07-28 00:41:56


Have you tried just adding -x LD_LIBRARY_PATH to your mpirun cmd line?
This will pickup your local LD_LIBRARY_PATH value and propagate it for
you to the remote node.

On Jul 27, 2009, at 9:58 PM, Jacob Balthazor wrote:

>
>
> Hey,
>
> I suspect that my not changing my .bash_profile is indeed the
> problem unfortunately I do not know were yum placed open's lib and
> bin directories. I tried looking in /usr/local/ but did not find and
> openmpi directory, I suspect this has something to my Fedora
> distribution as apposed to the Debian bellow. Could anybody tell me
> where I could suspect to find the directory to place in my profile
> on a Fedora or Red hat system when installed through yum? Much
> appreciated.
>
> -Jacob B.
>
>
> On Jul 27, 2009, at 8:24 PM, Ashika Umanga Umagiliya wrote:
>
>> I had a same problem like this.
>> I am using Debian on my nodes, the problem was with non-interactive
>> shell invocations,
>> I added "export LD_LIBRARY_PATH=/usr/local/openMPI/lib" at the top
>> of the ~/.bashrc files in all nodes then it worked.
>>
>> Regards.
>> jacob Balthazor wrote:
>>>
>>>
>>> Hey,
>>>
>>> Please help me out as I cannot figure out from all the
>>> online documentation why my cluster wont work.
>>>
>>> 1) I started with two computers with a fresh install of Fedora 10.
>>> 2) Created two user accounts on the two computers with the same
>>> user name.
>>> 3) Created an rsa keyed ssh between the two computers going both
>>> directions, so that each computer can log into one another without
>>> being prompted for a password.
>>> 4) Installed openmpi on both via yum with the command "yum install
>>> openmpi openmpi-devel openmpi-libs".
>>> 5) Compiled and ran hello.c with a host file containing the IP
>>> addresses of both computers with slot numbers. But openmpi only
>>> hangs for minutes, until I kill it.
>>>
>>> I am able to run hello.c locally and even with a hostfile
>>> containing only the local machines address, but am not able to
>>> started a multi node program from either computer. Have I done all
>>> the correct steps, am I missing something?
>>>
>>> - Jacob B.
>>>
>>>
>>>
>>>
>>> _______________________________________________
>>> users mailing list
>>> users_at_[hidden]
>>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>>
>> _______________________________________________
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>> http://www.open-mpi.org/mailman/listinfo.cgi/users
>
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