On Nov 13, 2009, at 6:14 PM, Charles Salvia wrote:
> I am using OMPI 1.3.3.
> I didn't realize that earlier versions may behave differently. Is
> there perhaps an advantage/disadvantage to using 1 socket to connect
> to each process, versus 2 sockets (one for sending and one for
Not really. There's still only 1 network wire. The kernel already
has separate sending and receiving buffers for a single socket.
Adding another socket would just consume more kernel resources.