Re: [Dar-support] Help with trying to backup home directory.

[Wayne <inf...@fa...>]

On Sun, 2009-02-15 at 13:07 +0530, dar...@ca... wrote:
> Hello Wayne  :-)
> 
> The list has given very good advice.
> 
> Here is an outline /home backup to DVD using dar; you could enter these
> commands at the command prompt or turn them into a bash script.
> 
> # Make backup file using dar
> sync ; sleep 2; sync ; sleep 2
> dar --create /var/dar/home --fs-root /home \
>     --alter=atime --empty-dir --noconf --verbose \
>     --prune lost+found \
>     --prune '*/.local/share/Trash' --prune '*/.mozilla/firefox/*/Cache' \
>     --prune c/d/Archive --prune c/d/Audio --prune c/d/Pictographic \
>     --exclude WXPsystemdrive.vdi \
>     --gzip=5 --alter=no-case --exclude-compression '*.jpg' 
> 
> # Verify backup file against original files
> # (if /home is changing this may produce a lot of output; the solution is to
> use an LVM snapshot)
> dar --diff  /var/dar/home --fs-root /home
> 
> # Copy backup file to DVD
> umount /dev/scd0 
> growisofs -Z /dev/scd0 -speed=1 -iso-level 4 -r /var/dar/home.1.dar
> /usr/bin/dar_static 
> 
> # Verify backup file on DVD against original files
> mount /dev/scd0 /media/cdrom0 
> dar --diff /media/cdrom0/home --fs-root /home 
> eject /dev/scd0
> 
> # Check that some (*.ods -- assumes you use OpenOffice Calc) files can be
> restored
> dar_static --extract /var/dar/home --fs-root /tmp/trash \
>     --alter=atime --noconf --verbose \
>     --alter=no-case --alter=mask \
>     --exclude '*' --include '*.ods'
> 
> This is not a recipe for you; it is a set of clues.  Each system and each
> user's requirements are different.  My own backup script, based on the above
> skeleton, is now 6+ months in development and 1500+ lines long.  As an
> example of the specificity and refinement from the above skeleton, the
> prunes have now grown to  c/Archive c/d/Archive c/d/Audio c/Downloads
> c/d/Pictographic */.gqview/metadata */.gqview/thumbnails */.gvfs
> */.local/share/Trash */.macromedia/Flash_Player */.metacity /sessions
> */.mozilla/firefox/*/Cache */.nautilus/metafiles/file:*
> */.nautilus/saved-session* */.opera/cache4 */.opera/opcache */.thumbnails
> */.VirtualBox/Machines/*/Snapshots
> 
> Best
> 
> Charles
> 
Hi Charles,
Thanks much, This will help me figure out how to
create by backups.
Wayne


> 
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