[OMPI devel] open mpi

hello, can anyone tell how to get idea about which interface of master node is being used while i m running open mpi program on cluster from master node ?? thanking you khushi

[OMPI devel] open mpi error

hello everyone, I have set up one cluster with two nodes.one node is having two network intewrface both are up...i have defined one of them ip address with interface eno1 in /etc/hosts file and when i try to run send recv program with mpirun it works welll.. but when i off eno1 interface it work