Re: Backup Software
On Thu, Jul 21, 2011 at 3:57 AM, Johann Spies <jspies@sun.ac.za> wrote:
> On Thu, Jul 21, 2011 at 08:20:26AM +0200, lee wrote:
>> Ethan Rosenberg <ethros@earthlink.net> writes:
>>
>> > What software would you recommend to backup a Debian system on a
>> > stand-alone computer?
>>
>> That depends on what you want to back up and what the backup media is
>> and on a lot of other factors. And what is a stand-alone computer?
>
> I will be less philosophical and assume two things: a stand-alone
> computer is a computer without network connection and that you will
> backup to an external hard disk.
>
> I have tried various backup programs over the years and have settled
> with rsync. To be able to go back to previous versions of files I use a
> script like the one below which you can modify for your circumstances.
> This will create a top level directory on the destination device
> containing the date of the today and move all the changed files to that
> directory.
If possible, tie rsync to rsnapshot to provide hardlinked daily,
weekly, or monthly snapshots. It's incredibly useful to be able to go
back and get the file you *know* you had yesterday or last week.
Johann? All the work of your scripting, and more useful sophisticaton,
is built right into the "rsnapshot" tool. I urge you to check it out
for a supported tool that does just what you need.
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