[CentOS] Backup

[Stephen John Smoogen]

On Jan 3, 2008 3:57 PM, Ruslan Sivak <rsivak at istandfor.com> wrote:
> We have a RHEL2 server that has had one of the drives in the raid array
> fail.  I would like to do a full backup of the system before we replace
> the raided drive, in case the second drive decides to die during the
> procedure.
>
> What is the recommended way to back up a linux system?  I was thinking
> of doing a snapshot, but the system is ext3 with no LVM.  It has been
> suggested to hook up a usb drive and do an rsync of /.  Are there any
> better solutions?
>
> The reason I wanted a snapshot is that I wanted to get an image of the
> disk, so that I wouldn't have to reinstall and reconfigure all the apps.
>

On an EL-2 system you do not have much in the way of 'snap-shot'
technology and in the case of failed drives etc.. they wouldn't be
much better than an rsync, dump, tar etc of the system.

rsync -avSHP --exclude proc / system2:/snapshots/system1/





-- 
Stephen J Smoogen. -- CSIRT/Linux System Administrator
How far that little candle throws his beams! So shines a good deed
in a naughty world. = Shakespeare. "The Merchant of Venice"