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Re: i bought a walmart cheapie


From: Dave Clarke
Subject: Re: i bought a walmart cheapie
Date: Thu, 08 Jul 2004 23:17:41 +0100
User-agent: KNode/0.7.7

On Wednesday 07 July 2004 21:00 The Ghost In The Machine wrote:

> There are backups and there are backups.  I'd have to look regarding
> what Norton Ghost can do precisely, but one of the things I know it
> can do is a physical backup omitting unused blocks, which tend to
> contain garbage data.  There's no point in backing up such blocks.
> 
> (A *very* rough analogue in Linux is to do something like the following:
> 
> $ dd if=/dev/zero of=/volume/junk.dat
> dd: No space left on device
> $ umount /dev/hdxy
> $ bzip < /dev/hdxy > /backup/somewhere.tbz
> $ mount /dev/hdxy
> $ rm /volume/junk.dat

Or simply use partimage, which has the advantage of supporting more
filesystems than Ghost.
-- 
Dave Clarke



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