[Pacemaker] Mysql master-master replication and moving vip

Andrew Beekhof andrew at beekhof.net
Tue Apr 26 02:53:52 EDT 2011

On Thu, Apr 21, 2011 at 6:26 PM, Viacheslav Biriukov
<v.v.biriukov at gmail.com> wrote:
> Hello.
> I have next schema of pacemaker cluster:
> Fo1 - Mysql Master  |
>                               | - VIP for read and write.
> Fo2 - Mysql Master  |
> Mysql started as cloned resources.
> So my questions are:
> 1. When I want to move VIP from one node to other -- can I get a data
> consistent corruption?
> 2. How will persistent connections behave?

The answers to these questions are specific to your application (ie. Mysql).
Pacemaker just starts and stops things - it does not get involved in
data replication nor place itself between the application and its

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