Parallel SSH

Parallel SSH is the name of an easy-to-configure tool that launch, copy, kill the same processes simultaneously

URL: (http://www.theether.org/pssh/)

Step 1:
If you are using CentOS, make sure you download from RPMForge
# yum install pssh

Step 2:
Create a text file in which you will add IP Addresses
# touch server.txt
# vi server.txt (Add Servers IP Addresses into the server.txt)

Step 3:
# pssh -h -l -v -o 
# For example pssh -h server.txt -l root -v -o /root/Desktop/test "uname -i"