[CentOS] Samba or NFS

Sat Feb 12 15:52:59 UTC 2011
Jerry McAllister <jerrymc at msu.edu>

On Sat, Feb 12, 2011 at 07:54:17AM -0500, Nico Kadel-Garcia wrote:

> On Fri, Feb 11, 2011 at 8:14 PM, John R Pierce <pierce at hogranch.com> wrote:
> > On 02/11/11 5:12 PM, Robert Heller wrote:
> >>
> >> OTOH, for mere backup using rsync and ssh might work even better and be
> >> somewhat simplier.
> >
> > except that provides no point in time restoration ability.
> >
> > I prefer backup schemes that use dump/restore to do occasional full and
> > regular incremental backups, and for these, NFS is quite useful.
> rsnapshot is a perl script wrapper for rsync. Works *beautifully* to
> provide hardlinked temporal snapshot repositories, I've used it
> effectively for years.
> dump/restore is also deprecated because it's reading the raw
> fileystem, and modern Linux (such as CentOS 5.x) does a lot of paging.
> So data that is still paged out yet, and not yet written to disk, is
> not backed up correctly and likely to be corrupt. Definitely switch to
> tar, or star if you need SELinux permissions backed up, to write to
> disk or for temporal snapshots of your OS.

dump/restore deprecated???  Sounds like your own personal pronouncement.
dump/restore is very actively used.

> Rsync, unfortunately, has issues with SELinux restoration in my experience.

SELinux has lots of issues with lots of things making its value suspect.


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