--On Thursday, January 03, 2008 6:01 PM -0500 Jason Pyeron jpyeron@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.)