"Lane, William" writes:
> So qsort_args is supposed to be set to NONE? I had thought when the
> FAQ said qsort_args is
> "necessary" that meant a value other than NONE had to be put there.
It means the PE definition for the current version includes qsort_args,
as in the example and the man page.
Re: [OMPI users] Son of Grid Engine, Parallel Environments and
OpenMPI 1.8.7
"Lane, William" writes:
> Our issues with OpenMPI 1.8.7 and Son-of-Gridengine turned out to be
> down to using the wrong Parallel Environment. Having a PE with
> control_slaves set to TRUE and start
"Lane, William" writes:
> Our issues with OpenMPI 1.8.7 and Son-of-Gridengine turned out to be
> down to using the wrong Parallel Environment. Having a PE with
> control_slaves set to TRUE and start_proc_args and stop_proc_args set
> to NONE cleared up all our issues, at least for my MPI test cod
.
-Bill L.
From: users [users-boun...@open-mpi.org] on behalf of Gilles Gouaillardet
[gilles.gouaillar...@gmail.com]
Sent: Wednesday, August 12, 2015 7:40 AM
To: Open MPI Users
Subject: Re: [OMPI users] Son of Grid Engine, Parallel Environments and OpenMPI
1.8.7
basically, without --hetero-nodes, ompi assumes all nodes have the same
topology (fast startup)
with --hetero-nodes, ompi does not assume anything and request node
topology (slower startup)
I am nor sure if this is still 100% true on all versions.
iirc, at least on master, a hwloc signature is che
"Lane, William" writes:
> I can successfully run my OpenMPI 1.8.7 jobs outside of Son-of-Gridengine but
> not via qrsh. We're
> using CentOS 6.3 and a heterogeneous cluster of hyperthreaded and
> non-hyperthreaded blades
> and x3550 chassis. OpenMPI 1.8.7 has been built w/the debug switch as we
___
From: users [users-boun...@open-mpi.org] on behalf of Dave Love
[d.l...@liverpool.ac.uk]
Sent: Tuesday, August 11, 2015 9:34 AM
To: Open MPI Users
Subject: Re: [OMPI users] Son of Grid Engine, Parallel Environments and
OpenMPI 1.8.7
"Lane, William" writes:
> I
"Lane, William" writes:
> I read @
>
> https://www.open-mpi.org/faq/?category=sge
>
> that for OpenMPI Parallel Environments there's
> a special consideration for Son of Grid Engine:
>
>'"qsort_args" is necessary with the Son of Grid Engine distribution,
>version 8.1.1 and later, and prob
e_verbose 5
mpirun switches.
-Bill L.
From: users [users-boun...@open-mpi.org] on behalf of Ralph Castain
[r...@open-mpi.org]
Sent: Wednesday, August 05, 2015 4:41 PM
To: Open MPI Users
Subject: Re: [OMPI users] Son of Grid Engine, Parallel Environments and OpenM
appropriate settings
> and see if that makes a difference.
>
> -Bill L
>
> --
> *From:* users [users-boun...@open-mpi.org] on behalf of Ralph Castain [
> r...@open-mpi.org]
> *Sent:* Wednesday, August 05, 2015 1:18 PM
> *To:* Open MP
_
From: users [users-boun...@open-mpi.org] on behalf of Ralph Castain
[r...@open-mpi.org]
Sent: Wednesday, August 05, 2015 1:18 PM
To: Open MPI Users
Subject: Re: [OMPI users] Son of Grid Engine, Parallel Environments and OpenMPI
1.8.7
You know, I honestly don't know - there is a patch in
You know, I honestly don't know - there is a patch in there for qsort, but
I haven't checked it against SGE. Let us know if you hit a problem and
we'll try to figure it out.
Glad to hear your cluster is working - nice to have such challenges to
shake the cobwebs out :-)
On Wed, Aug 5, 2015 at 12:
I read @
https://www.open-mpi.org/faq/?category=sge
that for OpenMPI Parallel Environments there's
a special consideration for Son of Grid Engine:
'"qsort_args" is necessary with the Son of Grid Engine distribution,
version 8.1.1 and later, and probably only applicable to it. For
very
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