[mvapich-discuss] Announcing the release of MVAPICH2 1.2

[Jaidev Sridhar]

Hi Christian,

On Tue, Nov 11, 2008 at 04:14:17PM +0100, Christian Guggenberger wrote:
 > > - Scalable and robust daemon-less job startup
 > >    - Enhanced and robust mpirun_rsh framework (non-MPD-based) to
 > >      provide scalable job launching on multi-thousand core clusters
 > >    - Available for OpenFabrics (IB and iWARP) and uDAPL interfaces
 > >      (including Solaris)
 > >    - Support for Totalview debugger
 > > 
 > 
 > is there a way to tell 'mpirun_rsh' to look for a default hostfile (i.e.
 > when no '-hostfile' option is supplied) ?
 > 

If a hostfile is not specified, mpirun_rsh expects hostnames on the
command-line. For example, 
    mpirun_rsh -np 2 host1 host2 ./a.out

It doesn't look for a default hostfile.

-Jaidev

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