[rabbitmq-discuss] Disaster Recovery / Disaster tolerance Features

[Marek Majkowski]

On Tue, Jul 20, 2010 at 10:38, Sunil Kini <sunkini at gmail.com> wrote:
> I wanted to know what kind of Disaster recovery / Disaster tolerance
> features are available in RabbitMQ.

We support active-passive HA scenario, but that requires shared storage.
See our tutorial:
  http://www.rabbitmq.com/pacemaker.html

> How does RabbitMQ guarantee complete recovery of messages after the
> disaster(broker down)? and also how does it perform a fail-over?

RabbitMQ looses the state of messages that aren't marked as persistent.
The persistent messages, which were successfully written to the disk
before disaster will be available after the recovery.

Persistent metadata, like bindings and exchanges will be recovered.

Marek