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Windows Server 2012 Hyper-V Cookbook by Leandro Carvalho

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Using snapshots in virtual machines

In the IT field, it is easy to have problems, errors, mistakes, and other issue that might need a deep troubleshooting process or even worse, such as a system restore. With virtual machines, the administrators have a very interesting option that is not available in physical servers. What if you could rollback a VM before the error occurred? What if you could prepare the VM for some change that can cause an issue. That's what snapshots are made for. You can take a VM snapshot on the fly, do whatever you need to do, and roll it back in case of errors.

This comes very handy and can save our lives, making the problem prevention two clicks away.

To illustrate some scenarios to use snapshots, consider the following ...

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