[rabbitmq-discuss] RabbitMQ warrens

[Joe Van Dyk]

On Tue, Aug 9, 2011 at 3:02 PM, Jason J. W. Williams
<jasonjwwilliams at gmail.com> wrote:
> Hi Joe,
>
>
>> I don't get how this prevents message loss.  If there's messages in
>> the master's queue and it goes down (hard drive explodes), those
>> messages are lost, right?
>
> I'm the guy who wrote that. It guarantees messages won't be lost from
> the point of view of the software. As is normal whether you're running
> a database, mail server, or anything else, protect your hard drives
> with RAID at the hardware level to keep from a single drive failure
> causing message loss.

Hm, ok.  I'm running on EC2 where instances can disappear instantly,
so ideally stuff would be mirrored across multiple instances.  Perhaps
the Active/Active HA stuff Alexis mentioned will help this.