On Thu, 8 May 2003, Rohan Inamdar wrote:
> I am using MPI_Comm_spawn to spawn processes on the fly. However, the
> output of the newly spawned processes does not get displayed on any of
> the machines (displays), including the machine from where i run the
> application. Is this the expected behavior.
Unfortunately, yes. LAM's current support for stdio redirection upon
spawn is somewhat limited.
> Is there any way to associate TTY to the child processes while using
> MPI_Comm_spawn. I want newly spawned processes dump there output to the
> respective machine, and not send to the host machine through lamd.
Your best bet is probably to either close file descriptors 0 and 1 and
re-open them into files, or just direct all output to files directly.
--
{+} Jeff Squyres
{+} jsquyres_at_[hidden]
{+} http://www.lam-mpi.org/
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