> 
> I want to make a Tape Backup (LTO3) of the data in this Samba share
> (about 1TB) but I cannot change the tape for filling all the data in the
> night because the office is closed. In the day, the samba share is
> continuously changing and the backup is not possible.

consider installing bacula-fd on the machine where samba runs.

> 
> There's a solution like VSS for Linux to make a copy or snapshot of the
> data an the backup this while the original share is changing?
> 
> The share is a LV in a LVM group. I've read about LVM capability of
> clone LV's but if the data grows I'll have not enough space in the
> server for cloning the data LV to make the backup before.

have a look here about lvm snapshots:

http://tldp.org/HOWTO/LVM-HOWTO/snapshotintro.html


> 
> Setting compression (Hard or Soft) maybe don't fills my 1TB of data into
> the LTO3 cartdrige, then...

your LTO3 will can compress data. more infos about tape compression and 
bacula
http://www.bacula.org/en/rel-manual/
Testing_Your_Tape_Drive.html#SECTION004036000000000000000


- Thomas


------------------------------------------------------------------------------
Apps built with the Adobe(R) Flex(R) framework and Flex Builder(TM) are
powering Web 2.0 with engaging, cross-platform capabilities. Quickly and
easily build your RIAs with Flex Builder, the Eclipse(TM)based development
software that enables intelligent coding and step-through debugging.
Download the free 60 day trial. http://p.sf.net/sfu/www-adobe-com
_______________________________________________
Bacula-users mailing list
Bacula-users AT lists.sourceforge DOT net
https://lists.sourceforge.net/lists/listinfo/bacula-users