Re: backup

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On 19Mar2008 17:24, Tom Holroyd <[email protected]> wrote:
| Show of hands: compress backups? Or 1:1 copy.

My choice? No per file compression. Let the storage substrate compress if
possible - eg modern tape drives do it on their own. Or if it doesn't, you
might compress the "archive of everything" file (eg a tar or dump file).
Otherwise you have to do "special" stuff on restore; it's untidy. 

This position is a gross simplification of things of course.

Example: there are systems I backup with rsync to a new hardlinked tree from
yesterday's snapshot. Obviously this is 1:1, with incremental cost.  It goes
to tape from an uncompressed tar file because the tape drive does some
Cameron Simpson <[email protected]> DoD#743

MS-DOS, you can't live with it, you can live without it.
        - [email protected]

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