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From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2006-02-15 08:03:31


Great!

Let us know if you have any further problems.

On Feb 15, 2006, at 5:38 AM, Andy Vierstraete wrote:

> Hello Jeff,
>
> the problem is solved, I installed openmpi-1.1a1r9045, and now it
> works.
>
> Thanks,
>
> Andy
>
> Jeff Squyres wrote:
>> Ok, we've finally migrated over all the I/O forwarding fixes to
>> the v1.0 branch. They've been on the trunk for a little while, but
>> we have certain procedures that have to be followed to get things
>> committed on the release branch and it took a little time -- sorry
>> about that. Can you try a nightly tarball from tonight -- either
>> the trunk or a v1.0 tarball and let us know how it goes? On Feb
>> 13, 2006, at 9:46 AM, Andy Vierstraete wrote:
>>> Hi Peter, I tried first with 2 nodes, but is was the same
>>> problem, it hang. Then I tried with 1 node, and copied that
>>> output in my previous mail. When I checked the process status
>>> (with 2 nodes), one of the migrate processes was using 100 %, the
>>> other was sleeping. But after 15 minutes, still no output change.
>>> Andy Peter Beerli wrote:
>>>> Dear Andy, you wrote that with openmpi:
>>>>> avierstr_at_muscorum:~> mpiexec --hostfile hostfile -np 1 migrate-n
>>>> it does not work, but with lam-mpi
>>>>> avierstr_at_muscorum:~/thomas> mpiexec -np 2 migrate-n
>>>> you started openmpi on only _one_ node, migrate needs at least
>>>> _two_ nodes to run (as you did in lam-mpi) migrate actually
>>>> aborts when running on only one node, it should show an error
>>>> message so, like this zork>which mpirun /usr/local/openmpi/bin/
>>>> mpirun zork>mpirun -machinefile ~/onehost -np 1 migrate-n
>>>> migrate-n =============================================
>>>> MIGRATION RATE AND POPULATION SIZE ESTIMATION using Markov Chain
>>>> Monte Carlo simulation
>>>> ============================================= compiled for a
>>>> PARALLEL COMPUTER ARCHITECTURE Version debug 2.1.3 [x] Program
>>>> started at Mon Feb 13 09:03:45 2006 Reading N ... Reading S ...
>>>> In file main.c on line 697 This program was compiled to use a
>>>> parallel computer and you tried to run it on only a single node.
>>>> This will not work because it uses a "single_master-many_worker"
>>>> architecture and needs at least TWO nodes Peter
>>>> _______________________________________________ users mailing
>>>> list users_at_[hidden] http://www.open-mpi.org/mailman/
>>>> listinfo.cgi/users
>>> --
>>> ********************************************************************
>>> * * Youth is a wonderful thing. What a crime to waste it on
>>> children. * * (George Bernard Shaw) *
>>> ********************************************************************
>>> * Andy Vierstraete Department of Biology University of Ghent K.
>>> L. Ledeganckstraat 35 B-9000 Gent Belgium phone : 09-264.52.66
>>> fax : 09-264.87.93 http://allserv.UGent.be/~avierstr/
>>> _______________________________________________ users mailing
>>> list users_at_[hidden] http://www.open-mpi.org/mailman/
>>> listinfo.cgi/users
>
> --
> *********************************************************************
> * Youth is a wonderful thing. What a crime to waste it on children.
> * * (George Bernard Shaw) *
> *********************************************************************
> Andy Vierstraete Department of Biology University of Ghent K. L.
> Ledeganckstraat 35 B-9000 Gent Belgium phone : 09-264.52.66 fax :
> 09-264.87.93 http://allserv.UGent.be/~avierstr/
> _______________________________________________
> users mailing list
> users_at_[hidden]
> http://www.open-mpi.org/mailman/listinfo.cgi/users

-- 
{+} Jeff Squyres
{+} The Open MPI Project
{+} http://www.open-mpi.org/