Re: [Nolug] Backing up linux

rsync will handle changes in the text files easily. Also, for MySQL,
consider a script which does a per-DB dump instead of a full dump to one
file. Less stuff changes that way.

--
Puryear Information Technology, LLC
Baton Rouge, LA * 225-706-8414
http://www.puryear-it.com
Author, "Best Practices for Managing Linux and UNIX Servers"
   http://www.puryear-it.com/pubs/linux-unix-best-practices
Identity Management, LDAP, and Linux Integration
Chris Jones wrote:
> Probably only a few gigs a day, at the most...going by past experience.  
> I highly doubt all of it changes regularly.  There is a MySQL db that is 
> probably close to a gig, so probably back that up fully every day, but 
> as far as the files...an rsync incremental backup would probably be perfect.
> 
> On Fri, Feb 15, 2008 at 9:20 AM, Dustin Puryear <dustin@puryear-it.com 
> <mailto:dustin@puryear-it.com>> wrote:
> 
>     Ah. The real question is: How often does that 100GB change?
> 
>     --
>     Puryear Information Technology, LLC
>     Baton Rouge, LA * 225-706-8414
>     http://www.puryear-it.com
> 
>     Author, "Best Practices for Managing Linux and UNIX Servers"
>       http://www.puryear-it.com/pubs/linux-unix-best-practices
> 
>     Identity Management, LDAP, and Linux Integration
> 
> 
>     Chris Jones wrote:
>      > I found out late last night that the amount of data is fairly
>      > significant, so I'm thinking rsync would be the better option,
>     even over
>      > LAN.  It's over 100GB of data, so it would be a lot of stress on
>     all the
>      > hardware to back that up nightly.  It might be better to run rsync
>      > regularly, and maybe have the backup server archive it on a regular
>      > basis with tar/gz.  I'll also check out that BackupPC software,
>     it looks
>      > really nice.  Especially with the web interface that lets you
>     manage it,
>      > makes it almost like a commercial product like BackupExec.
>      >
>      > On Fri, Feb 15, 2008 at 7:53 AM, Dustin Puryear
>     <dustin@puryear-it.com <mailto:dustin@puryear-it.com>
>      > <mailto:dustin@puryear-it.com <mailto:dustin@puryear-it.com>>> wrote:
>      >
>      >     I've never been a big a fan of the 'local tar via crontab'
>     approach.
>      >     What about using something like BackupPC? It's much smarter
>     in the way
>      >     it uses disk space, can use rsync, and works on- or off-site.
>     We use it
>      >     all the time. Also, you can setup pre- and post-jobs for
>     things like
>      >     running mysqldump.
>      >
>      >     --
>      >     Puryear Information Technology, LLC
>      >     Baton Rouge, LA * 225-706-8414
>      >     http://www.puryear-it.com
>      >
>      >     Author, "Best Practices for Managing Linux and UNIX Servers"
>      >       http://www.puryear-it.com/pubs/linux-unix-best-practices
>      >
>      >     Identity Management, LDAP, and Linux Integration
>      >
>      >
>      >     Chris Jones wrote:
>      >      > I have a client that's needing to back up their linux web
>     servers, so
>      >      > I'm thinking of recommending an additional server.  Set it
>     up as
>      >     an NFS
>      >      > server, and let the other servers mount it.
>      >      >
>      >      > Write a bash script to essentially:
>      >      > use mysqldump to dump the databases to files
>      >      > tar/gz the web folder, email folders, and probably /etc to
>     a file
>      >     on the NFS
>      >      > put the date into the filenames it generates, and have it
>     delete
>      >     backups
>      >      > that are over, say 14 days old
>      >      >
>      >      > And then put the script into cron to run daily, every 6
>     hours, or
>      >      > whatever...
>      >      >
>      >      >
>      >      >
>      >      > Is this a good solution?  Does anybody know a better way?  Can
>      >     this be
>      >      > done on a live system, without having to take everything
>     offline
>      >     first?
>      >      >
>      >      > Eventually they might want to do offsite backup and have
>     hot spare
>      >      > servers in a data center somewhere that they could use for
>     disaster
>      >      > recovery, I'm thinking rsync would be perfect if this need
>     arises.
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>      >
>      >
>      >
>      >
>      > --
>      > Chris Jones
>      > http://www.industrialarmy.com
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> 
> 
> 
> 
> -- 
> Chris Jones
> http://www.industrialarmy.com
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