Re: Teaching pg_receivexlog to follow timeline switches

Heikki Linnakangas <hlinnakangas@vmware.com>

From: Heikki Linnakangas <hlinnakangas@vmware.com>
To: Dimitri Fontaine <dimitri@2ndQuadrant.fr>
Cc: Phil Sorber <phil@omniti.com>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2013-01-22T13:10:17Z
Lists: pgsql-hackers
On 22.01.2013 15:02, Dimitri Fontaine wrote:
> Phil Sorber<phil@omniti.com>  writes:
>> What do you think about the idea of a full WAL proxy? Probably not for
>> 9.3 at this point though.
>
> I was thinking that a WAL proxy nowadays is called a cascading standby
> with local archiving enabled. I'm not sure why you would want to trust
> your archiving and WAL relaying to another piece of software…

You might not want to keep a copy of the whole data directory around, as 
you have to in a cascading standby. I can see value in a separate WAL 
proxy software, especially if it's integrated into a larger backup 
manager program like barman or wal-e.

- Heikki