If you have installed your root filesystem over LVM you can periodically snapshot the LV, and while the live copy is running, back up the snapshot.

One the snapshot has finished backing up you can delete the snapshot. (How to automate that?)

http://www.howtoforge.com/linux_lvm

http://www.howtoforge.com/linux_lvm_snapshots

None: SnapshotAndBackupRootFilesystem (last edited 2008-05-21 16:51:07 by HuangJianDeleted2)