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From: s anwar (sanwar_at_[hidden])
Date: 2006-07-11 19:21:27


Thanks.
Saadat.

On 7/11/06, Ralph Castain <rhc_at_[hidden]> wrote:
>
> I'm afraid that the current comm_spawn system really can't run unless
> started via mpirun. I'm going to take a shot at fixing it in the near future
> and can let you know when that is accomplished, but it might take a little
> while before I get the time.
>
> Ralph
>
>
>
> On 7/11/06 4:26 PM, "s anwar" <sanwar_at_[hidden]> wrote:
>
> Jeff:
>
> I've tried my application with MPICH2 and OpenMPI only. The readline stuff
> works in OpenMPI as long as I don't start my application with mpirun. It
> does not work in MPICH2 irrespective of whether I start my application with
> mpirun or not.
>
> My application starts on a workstation and spawns slave processes on
> cluster nodes. The application provides an interactive command shell and
> provides some GUI functionality using X.
>
> Do you know how bad is the MPI_Comm_spawn issue if I don't start my
> application via an mpirun?
>
> Thanks.
> Saadat.
>
> On 7/11/06, *Jeff Squyres (jsquyres)* <jsquyres_at_[hidden]> wrote:
>
> Sorry for not replying earlier.
>
> It is likely that Open MPI won't work properly in this situation -- Open
> MPI provides basic I/O forwarding. I don't know if curses-based or
> readline-based applications will work through our forwarding.
>
> Do you know if this application works with other MPI implementations?
>
> ------------------------------
> *From:* users-bounces_at_[hidden] [mailto: users-bounces_at_[hidden]<mailto:
> users-bounces_at_[hidden]> ] *On Behalf Of *s anwar
>
>
> *Sent:* Friday, July 07, 2006 12:46 PM
> *To:* Open MPI Users
> *Subject:* [OMPI users] readline and mpirun
>
>
>
> When I run my MPI enabled application via mpirun, my application
> command-prompt looses its readline editing capability. I was wondering if
> there is workaround.
>
> Thanks.
> Saadat.
>
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