mirror whole hard disk with rsync

[Dick Streefland]

On Thursday 2004-02-19 10:38, Ramón Oliver wrote:
| I want to create an exact copy of a whole hard disk and to maintain this copy 
| synchronised with the "original" one. The idea is to have a safe backup that 
| allows me, in case the "original" disk fails, to change it by the "clone" 
| disk and start the computer as if nothing had happened. The computer runs 
| Linux.
| 
| I heard a good option for this purpose is to use dd to make the copy of the 
| whole hard disk followed by rsync (launched via crontab) to synchronise the 
| "original" and "clone" drives. rsync seems ideal for this task, but
| 
| How do I do that with rsync!?

Why don't you use RAID-1?

-- 
Dick Streefland                      ////                      Altium BV
dick.streefland at altium.nl           (@ @)          http://www.altium.com
--------------------------------oOO--(_)--OOo---------------------------