I need to make that error string be google-able -- I'll add it to the
The problem is likely that you have multiple IP addresses, some of
which are not routable to each other (but fail OMPI's routability
assumptions). Check out these FAQ entries:
Does this help?
On Apr 19, 2007, at 11:07 AM, Babu Bhai wrote:
> I have migrated from LAM/MPI to OpenMPI. I am not able to
> execute simple mpi code in which master sends an integer to slave.
> If i execute code on single machine i.e start 2 instance on same
> machine (mpirun -np 2 hello) this works fine.
> If i execute in cluster using mpirun --prefix /usr /local -
> np 2 --host 220.127.116.11,18.104.22.168 hello
> it gives following error "btl_tcp_endpoint.c:
> 572:mca_btl_tcp_endpoint_complete_connect] connect() failed with
> I am using openmpi-1.2
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