[rabbitmq-discuss] Crash - Total persistent queue content loss - 2.5.1

Tue Apr 3 19:53:32 BST 2012

Thanks so much!

On Tue, Apr 3, 2012 at 5:15 AM, Emile Joubert <emile at rabbitmq.com> wrote:

> Hi Joseph,
>
> On 02/04/12 21:15, Joseph Marlin wrote:
> > I know I'm working on a version that's pretty old by now. I looked at
> > the log contents and was completely mystified. I'd like to understand
> > what went wrong here.
> >
> > The Story: RabbitMQ crashes and when I bring it back up, all queue
> > contents from all my persistent queues are no longer there.
> >
> > -If it was my fault, what can I do to fix it?
> > -If it is Rabbit's fault, has the issue been fixed?
> >
> > Attached are the 'rabbitmqctl report' and the appropriate log from
> > /var/log/rabbitmq/
>
> The log contains {error,enospc}. This means the disk ran out of space.
> The only way to prevent this condition is to monitor the disk free space
> and stop publishers or provision more space before space runs out.
>
> If you restart the broker while out of disk space then recovery of
> messages will fail. The broker makes a backup of the data directory
> first, but this would have failed.
>
> The next version of RabbitMQ (after v2.8.1) will deal with this
> condition more gracefully by throttling producers when disk space runs
> low as well as when RAM runs low.
>
>
> -Emile
>
>
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