Re: [OMPI users] MPI_Spawn and process allocation policy

2012-10-01 Thread Brian Budge
On Mon, Oct 1, 2012 at 10:33 AM, Ralph Castain wrote: > Yes, that is the expected behavior as you describe it. > > If you want to run on hosts that are not already provided (via hostfile in > the environment or on the command line), then you need to use the "add-host" > or "add-hostfile" MPI_Inf

Re: [OMPI users] MPI_Spawn and process allocation policy

2012-10-01 Thread Ralph Castain
Yes, that is the expected behavior as you describe it. If you want to run on hosts that are not already provided (via hostfile in the environment or on the command line), then you need to use the "add-host" or "add-hostfile" MPI_Info key. See "man MPI_Comm_spawn" for details. On Oct 1, 2012, a

Re: [OMPI users] MPI_Spawn and process allocation policy

2012-10-01 Thread Brian Budge
On Wed, Sep 12, 2012 at 10:23 AM, Ralph Castain wrote: > > On Sep 12, 2012, at 9:55 AM, Brian Budge wrote: > >> On Wed, Aug 17, 2011 at 12:05 AM, Simone Pellegrini >> wrote: >>> On 08/16/2011 11:15 PM, Ralph Castain wrote: I'm not finding a bug - the code looks clean. If I send you a p

Re: [OMPI users] MPI_Spawn and process allocation policy

2012-09-12 Thread Ralph Castain
On Sep 12, 2012, at 9:55 AM, Brian Budge wrote: > On Wed, Aug 17, 2011 at 12:05 AM, Simone Pellegrini > wrote: >> On 08/16/2011 11:15 PM, Ralph Castain wrote: >>> >>> I'm not finding a bug - the code looks clean. If I send you a patch, could >>> you apply it, rebuild, and send me the resulting

Re: [OMPI users] MPI_Spawn and process allocation policy

2012-09-12 Thread Brian Budge
On Wed, Aug 17, 2011 at 12:05 AM, Simone Pellegrini wrote: > On 08/16/2011 11:15 PM, Ralph Castain wrote: >> >> I'm not finding a bug - the code looks clean. If I send you a patch, could >> you apply it, rebuild, and send me the resulting debug output? > > yes, I could do that. No problem. > > tha

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-17 Thread Simone Pellegrini
On 08/16/2011 11:15 PM, Ralph Castain wrote: I'm not finding a bug - the code looks clean. If I send you a patch, could you apply it, rebuild, and send me the resulting debug output? yes, I could do that. No problem. thanks again, Simone On Aug 16, 2011, at 10:18 AM, Ralph Castain wrote: S

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Ralph Castain
I'm not finding a bug - the code looks clean. If I send you a patch, could you apply it, rebuild, and send me the resulting debug output? On Aug 16, 2011, at 10:18 AM, Ralph Castain wrote: > Smells like a bug - I'll take a look. > > > On Aug 16, 2011, at 9:10 AM, Simone Pellegrini wrote: > >

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Ralph Castain
Smells like a bug - I'll take a look. On Aug 16, 2011, at 9:10 AM, Simone Pellegrini wrote: > On 08/16/2011 02:11 PM, Ralph Castain wrote: >> That should work, then. When you set the "host" property, did you give the >> same name as was in your machine file? >> >> Debug options that might help

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Simone Pellegrini
On 08/16/2011 02:11 PM, Ralph Castain wrote: That should work, then. When you set the "host" property, did you give the same name as was in your machine file? Debug options that might help: -mca plm_base_verbose 5 -mca rmaps_base_verbose 5 You'll need to configure --enable-debug to get the ou

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Ralph Castain
That should work, then. When you set the "host" property, did you give the same name as was in your machine file? Debug options that might help: -mca plm_base_verbose 5 -mca rmaps_base_verbose 5 You'll need to configure --enable-debug to get the output, but that should help tell us what is hap

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Simone Pellegrini
On 08/16/2011 12:30 PM, Ralph Castain wrote: What version are you using? OpenMPI 1.4.3 On Aug 16, 2011, at 3:19 AM, Simone Pellegrini wrote: Dear all, I am developing a system to manage MPI tasks on top of MPI. The architecture is rather simple, I have a set of scheduler processes which

Re: [OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Ralph Castain
What version are you using? On Aug 16, 2011, at 3:19 AM, Simone Pellegrini wrote: > Dear all, > I am developing a system to manage MPI tasks on top of MPI. The architecture > is rather simple, I have a set of scheduler processes which takes care to > manage the resources of a node. The idea is

[OMPI users] MPI_Spawn and process allocation policy

2011-08-16 Thread Simone Pellegrini
Dear all, I am developing a system to manage MPI tasks on top of MPI. The architecture is rather simple, I have a set of scheduler processes which takes care to manage the resources of a node. The idea is to have 1 (or more) of those scheduler allocated on each node of a cluster and then creat