[rabbitmq-discuss] cluster upgrade 3.0 -> 3.1 - Downtime.

Thu Oct 3 09:44:07 BST 2013

On oct 3, 2013, at 12:27 p.m., Santi Nuñez-Cacho <brian.santiago at gmail.com> wrote:

> In order to take the cluster down, or find a method to not to, I want to know if this will be fixed in the future. I mean, this "not same versions running in the same cluster"

Unlikely. Inter-node communication protocol and many other things may change between
minor or major (but not point/patch) releases.

If you are looking for full cluster upgrade options, a separate hot standby cluster
that's connected over Shovel or Federation plugins is one way to do it.

MK

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