Package pdsh

Parallel remote shell program

https://pdsh.googlecode.com/

Pdsh is a multithreaded remote shell client which executes commands
on multiple remote hosts in parallel. Pdsh can use several different
remote shell services, including standard "rsh", Kerberos IV, and ssh.

General Commands
Command Description
dshbak format output from pdsh command
pdcp copy files to groups of hosts in parallel
pdsh issue commands to groups of hosts in parallel