[rabbitmq-discuss] Upgrading...

Wed Oct 19 19:39:07 BST 2011

Hi, James...

Ah, good to hear that you didn't lose any data!

Best regards,
Jerry

----- Original Message -----
From: "James Carr" <james.r.carr at gmail.com>
To: "Jerry Kuch" <jerryk at vmware.com>
Cc: "rabbitmq-discuss" <rabbitmq-discuss at lists.rabbitmq.com>
Sent: Wednesday, October 19, 2011 11:38:01 AM
Subject: Re: [rabbitmq-discuss] Upgrading...

I'm stupid... as part of upgrading our test environment we added a new
node to the test cluster. I was viewing that node's management panel
and hadn't joined it yet. :)

On Wed, Oct 19, 2011 at 1:24 PM, Jerry Kuch <jerryk at vmware.com> wrote:
> Rabbit's generally pretty smart (at least with upgrades between modern
> versions) about migrating over and updating Mnesia contents and the
> like.  What probably happened with the RPM upgrade is that the RPM
> install process blew away the directories where that stuff lives.
>
> I think one could make note of where all that stuff is, move it aside
> for safekeeping before doing the RPM upgrade/install, and then move it
> back, and allow the broker to up-version the stuff at its next start up.
> Rabbit's logic for doing the right thing is fairly sophisticated and I'd
> think it should work in that scenario, although I've not tried it
> myself.
>
> Somebody else on the Rabbit team with more day to day experience on that
> stuff is likely able to comment more authoritatively, or at least refute
> what I just said if it's obviously wrongheaded...?
>
> Best regards,
> Jerry
>
> ----- Original Message -----
> From: "James Carr" <james.r.carr at gmail.com>
> To: "rabbitmq-discuss" <rabbitmq-discuss at lists.rabbitmq.com>
> Sent: Wednesday, October 19, 2011 11:02:03 AM
> Subject: [rabbitmq-discuss] Upgrading...
>
> Is there a nice simple way to upgrade rabbitMQ and have all of the
> queues. exchanges, and users ported over?
>
> I just upgraded on our test servers using the noarch RPM on Oracle
> Enterprise Linux and noticed that all of the users, queues, and
> exchanges  are now gone.
>
> Thanks,
> James
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