[MPICH] MPICH2 and OpenMPI ?

[Rajeev Thakur]

MPICH2 and Open MPI are two different MPI implementations. You can't run one
process of one implementation and one of another.

Rajeev 

> -----Original Message-----
> From: owner-mpich-discuss at mcs.anl.gov 
> [mailto:owner-mpich-discuss at mcs.anl.gov] On Behalf Of Samuel Brunel
> Sent: Wednesday, September 20, 2006 8:12 AM
> To: mpich
> Subject: [MPICH] MPICH2 and OpenMPI ?
> 
> Hi,
> 
> I installed MPICH2 1.0.3-1 on two hosts, Windows host and Linux host.
> 
> I run correctly my program (a simply helloworld)  with Windows  as 
> master and Linux as slave with smpd daemon. But when I try to use 
> Windows as master and Linux  with OpenMPI as slave, I have :
> 
> C:\mpich2\step2>mpiexec -ssh -np 4 -host development1 
> /home/sp/bin/helloworld
> Hello world ! I'm process 0 on development1.backend out of 1
> Hello world ! I'm process 0 on development1.backend out of 1
> Hello world ! I'm process 0 on development1.backend out of 1
> Hello world ! I'm process 0 on development1.backend out of 1
> 
> I use OpenSSH with a share public key in each user .ssh 
> directory. I can 
> connect without prompt.
> 
> I don't understand ! An idea ?
> 
> Regards
> 
> Sam
> 
> 
> 
>