| From: | "Albe Laurenz" <laurenz(dot)albe(at)wien(dot)gv(dot)at> |
|---|---|
| To: | "Rob Cowell *EXTERN*" <Rob(dot)Cowell(at)transversal(dot)com>, <pgsql-general(at)postgresql(dot)org> |
| Subject: | Re: Daisy chaining replication slaves ? |
| Date: | 2012-06-14 07:37:28 |
| Message-ID: | D960CB61B694CF459DCFB4B0128514C20800B933@exadv11.host.magwien.gv.at |
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| Thread: | |
| Lists: | pgsql-general |
Rob Cowell wrote:
> I'm just wondering if there is a way to slave from a slave server?
>
> I have a Postgres9.1.3 master serving up data quite happily to the web
applications, and I have also
> set up a slave via streaming replication.
>
> I've now been asked by my manager to set up a secondary slave, slaving
off the first slave
That is not possible in 9.1.
In 9.2 there will be such a feature:
http://www.postgresql.org/docs/devel/static/warm-standby.html#CASCADING-
REPLICATION
You can try it with the beta version, that will also benefit
development.
Yours,
Laurenz Albe
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