You can use hostfile file which containts name or ip address of nodes.
Nodes name are in line by line . If you add or remove name of node and
check if node in run or nor. The command are shell$ mpirun --hostfile
my_hostfile -np 4 my_parallel_application
On 26-Mar-2012 8:58 PM, "Tom Bryan" <tombry_at_[hidden]> wrote: