Open MPI logo

Open MPI Development Mailing List Archives

  |   Home   |   Support   |   FAQ   |  

This web mail archive is frozen.

This page is part of a frozen web archive of this mailing list.

You can still navigate around this archive, but know that no new mails have been added to it since July of 2016.

Click here to be taken to the new web archives of this list; it includes all the mails that are in this frozen archive plus all new mails that have been sent to the list since it was migrated to the new archives.

From: Jeff Squyres (jsquyres_at_[hidden])
Date: 2005-09-28 13:44:41

On Sep 28, 2005, at 2:40 PM, Jeff Squyres wrote:

> and it should do the Right ordering for you. If you don't want this,
> you can change the default mapping to be "by node", so it will allocate
> one process per node until all slots are taken. For example:
> mpirun -np 2 --hostfile hostfile ./x
> will put MCW rank 0 on host1 and MCW rank 1 on host2.

That should be:

        mpirun -np 2 --hostfile hostfile --bynode ./x

Sorry for the confusion...

{+} Jeff Squyres
{+} The Open MPI Project