OK, if you had ZFS (Solaris, and others) you could use ZFS snapshot for
this purpose. Search the Internet, Oracle definitely have whitepaper on
this use and VirtualBox.
On Monday, 15 September 2014, Buday Gergely <[email protected]> wrote:
> Hi there,
>
>
>
> my scenario is the following: I have a classroom with two dozens of
> Windows 7 machines.
>
>
>
> I would like to create a read-only virtual disk that is placed on a
> network drive. That disk would contain a standard install of Fedora 20.
>
>
>
> Now I would like to have an overlay filesystem that is based on the
> virtual disk above, and, per user we would have the difference. Since I
> would not encourage the installation of large packages, that overlay
> filesystems would contain only configuration modifications mostly. I would
> share these diffs through Samba to have password protection.
>
>
>
> Is this doable with Virtualbox? How? Would it make acceptable speeds for
> running basic services like httpd and mysqld?
>
>
>
> Cheers
>
>
>
> - Gergely
>
>
>
>
>
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