backups

seth vidal skvidal at phy.duke.edu
Mon Sep 20 14:14:21 UTC 2004


On Mon, 2004-09-20 at 10:09, Russell Coker wrote:
> On Mon, 20 Sep 2004 11:48, Colin Walters <walters at redhat.com> wrote:
> > > Are these all features of ext3? If so, wouldn't dump do the job?
> >
> > Well, it's not quite the same thing.  You can't safely dump a live
> > filesystem, making it unusable for me.  Also it's far less granular than
> > an archiver like tar or dar.
> 
> LVM snapshots will allow dump to be used on live file systems.
> 
> Dump does not work across file systems, so if you want to convert an Ext3 file 
> system to ReiserFS or XFS then dump will not help.
> 
> Dump is tied to Inode numbers and I believe that this has some implications 
> for restoring deleted files if the machine has continued operation and 
> created other files with the same Inode numbers.
> 
> We do need a better backup solution, a friend investigated backups some time 
> ago (without regard to SE Linux) and reached the conclusion that extending 
> "dar" offered the best promise of all the Linux backup options.  So dar may 
> be worth considering.
> 

Has anyone looked into bacula's ability to store extended attributes?
Does it have any?

-sv






More information about the fedora-devel-list mailing list