Cluster SSH: execute the same command in multiple hosts

The routine of a network administrator include need to apply the same change over multiple hosts, such as install a certain package or setup an application. One alternative is make a script that spread your command in a list of hosts. However, the same command can have different results on different hosts, so it’s useful to follow, in the screen, if it was successful applied. Cluster SSH provide this issue. It can be instaled using apt-get:

sudo apt-get install clusterssh

Following some previews:

See ya