[CentOS] Backup solution to backup /var/spool/imap above 150GB data

David Hrbáč hrbac.conf at seznam.cz
Wed Feb 24 09:38:32 UTC 2010

Dne 24.2.2010 10:00, Agnello George napsal(a):
> Hi
> We have  an issue with one of our clients , they have a mail server with
> the  /var/spool/imap partition as 150 GB . They need to take differential
> backup on to /backup partition ( a different HDD  of total 250 GB space )  .
> We have tried dar , rsync, rdiff and impasync . But its is not sufficing the
> need as to take a lot of time and consumes a lot of I/O .
> Is there any back up solution that you can think of , that can work in this
> situation  - open source or proprietary

Is seems to me, that you are using mbox format. So, differential backup
is hard to achieve. Migrate to maildir, every mail is a file, easy to
backup differentially.

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