[CentOS] Backup

--On Thursday, January 03, 2008 6:01 PM -0500 Jason Pyeron 
<jpyeron at pdinc.us> wrote:

> man dump

Agreed. dump takes a "snapshot" of an ext2/ext3 system. You can use 
"restore -C" (compare mode) to verify the resulting backup.

dump is independently supported on its own mailing list at dump.sf.net. 
(Not a lot of activity, because it's such a stable program.)