[rabbitmq-discuss] How to use more than 4GB of RAM ?

Thu Sep 30 14:35:25 BST 2010

On Thu, Sep 30, 2010 at 14:30, Vincent Barat <vbarat at ubikod.com> wrote:
> I run RabbitMQ 1.7.2 on a 8GB RAM 64bits machine.
>
> When the RabbitMQ process reach a 4GB limit of heap size, it crashes.
> Do you know if it is a limitation of the RabbitMQ server or Erlang VM itself
> ?
> Is there a workarround ?

On releases pre 2.0.0 there is a limit of 4GB persistent messages in one queue.
If you're using many persistent(durable) messages in a single queue please:
 - upgrade to at least 2.0.0
 - split your one huge queue into many smaller and make sure that you
   never reach 4GB/queue limit.

Cheers,
  Marek