Re: [OMPI devel] RFC: hostfile setting of #slots

2012-09-04 Thread Jeff Squyres
PC is not virtualized as such. >> >> Ken >> >> -Original Message- >> From: devel-boun...@open-mpi.org [mailto:devel-boun...@open-mpi.org] On >> Behalf Of Kenneth A. Lloyd >> Sent: Sunday, September 02, 2012 7:14 AM >> To: 'Open MPI Dev

Re: [OMPI devel] RFC: hostfile setting of #slots

2012-09-02 Thread Ralph Castain
is not virtualized as such. > > Ken > > -Original Message- > From: devel-boun...@open-mpi.org [mailto:devel-boun...@open-mpi.org] On > Behalf Of Kenneth A. Lloyd > Sent: Sunday, September 02, 2012 7:14 AM > To: 'Open MPI Developers' > Subject: Re: [OM

Re: [OMPI devel] RFC: hostfile setting of #slots

2012-09-02 Thread Kenneth A. Lloyd
To: 'Open MPI Developers' Subject: Re: [OMPI devel] RFC: hostfile setting of #slots This is a tricky issue, isn't it? With the differences between AMD & Intel, and between base operating systems "touching" & heaps (betw. Linux & Windows), and various virtual m

Re: [OMPI devel] RFC: hostfile setting of #slots

2012-09-02 Thread Kenneth A. Lloyd
ou trust the user to do the right thing? What happens if you are wrong? Only my opinion. Ken -Original Message- From: devel-boun...@open-mpi.org [mailto:devel-boun...@open-mpi.org] On Behalf Of Ralph Castain Sent: Saturday, September 01, 2012 3:54 AM To: Open MPI Developers Subject: [OMP

[OMPI devel] RFC: hostfile setting of #slots

2012-09-01 Thread Ralph Castain
This is not a notice of intended change, but rather a solicitation for comment. We currently default the number of slots on a host provided via hostfile or -host to 1. This is a historical "feature" driven by the fact that our initial launch system spawned daemons on the remote nodes after we ha