Newsgroups: comp.parallel.mpi
From: markus@sylt.iti.mu-luebeck.de (Franz-Josef Markus)
Subject: Re: Problem with LAM6.0
Organization: Inst. f. Med. Informatik, Med. Univ. Luebeck
Date: 7 Jun 1996 08:59:07 GMT
Message-ID: <4p8r0r$frk@gwsun.medinf.mu-luebeck.de>

Dear Reader,


|> 
|> I am currently porting some scheduling software to MPI and selected
|> LAM6.0 because of its dynamic processing capabilities.
|> 
|> In particular I want to create one single process by calling MPIL_Spawn
|> in one other process. I have written a small test program (father & child)
|> to ensure that I understood the principles and everything works fine.
|> 
|> Doing the MPIL_Spawn in my scheduling code I get the Error:
|>   MPIL_Spawn: unclassified: invalid address tag (rank 0, comm 4)
|> 

in the meanwhile I found out that all works well if the spawn is
called by a process on node n0 (HOST) but not if it is called
on any other node.

This holds true for my simple test program and for the mentioned
scheduling software.

May this be a bug in LAM6.0???


Greetinx
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