[CentOS] about backup of centos instead of fresh install

[m.roth at 5-cent.us]

Brian Mathis wrote:
> You should setup separate test and production systems.  Use the test
> system to experiment and figure out what you want to get done and how
> to do it, then apply it to the production system.
>
> Setting up a test server is easy and you do not need to buy another
> computer.  Use VirtualBox or other virtualization software on your
> personal computer and install the test system there.  Then you can
> create snapshots and rollback the system state as you need to.

I *strongly* second that. In real, professional work environments, you've
got developers, testers, and production, on *separate* boxes; if you're
short on hardware and cash, a VM on the dev box is the way to go.

      mark