From the course: Red Hat Enterprise Linux 8 Essential Training

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Virtual machine snapshots

Virtual machine snapshots

From the course: Red Hat Enterprise Linux 8 Essential Training

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Virtual machine snapshots

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- [Instructor] VirtualBox allows us to take snapshots of the virtual machine state. The purpose of a snapshot is to save a state or version of our VM. This includes the running state of programs in the contents of the system memory. We can have a number of snapshots that we can roll back to at any time. For this exercise, you'll want your rhhost1 VM running. So if it is not, start it now. Once it's booted up, log in and open a program. I'm going to choose the files program on the dock. Whenever I install a new VM, I like to take a snapshot of the fresh install. This way if I want to go back to a freshly installed operating system, I can just roll back to this snapshot without having to install all over again. I also take snapshots every time I install and configure anything major. For instance, if I installed and configured a web server, I would take a snapshot once I got it working the way I wanted. If later…

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