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Date:      Mon, 3 Nov 2008 15:22:02 -0800
From:      Jeremy Chadwick <koitsu@FreeBSD.org>
To:        Jordi Espasa Clofent <jespasac@minibofh.org>
Cc:        freebsd-stable@freebsd.org
Subject:   Re: Replication system
Message-ID:  <20081103232202.GA32276@icarus.home.lan>
In-Reply-To: <490F6EBF.5000102@minibofh.org>
References:  <490F6EBF.5000102@minibofh.org>

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On Mon, Nov 03, 2008 at 10:35:59PM +0100, Jordi Espasa Clofent wrote:
> I have to build a clustered website with FreeBSD 7.x as SO and Apache  
> 2.x as httpd. As load-balancing solution I'll use HAProxy (or maybe a  
> OpenBSD relayd, I'm not sure).
>
> Because of several technical (and especially non-technical) reasons, I  
> haven't the possibility to mount a shared storage layer (NFS, SAN...) so  
> I have to share the local data among the different httpd servers.
>
> At first approach I've thought in rsync+cron, but
>
> ¿anyone knows another replication-data solution in the described scenario?
>
> PD. Please, don't advice to me to using a pure shared-data layer... I  
> know it will be the optimal structure, but as I've said above, I can't  
> use it because various reasons.

Try ggatec(8) and ggated(8).  They perform replication at the filesystem
level, over the network.  I do not have experience using them.

-- 
| Jeremy Chadwick                                jdc at parodius.com |
| Parodius Networking                       http://www.parodius.com/ |
| UNIX Systems Administrator                  Mountain View, CA, USA |
| Making life hard for others since 1977.              PGP: 4BD6C0CB |




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