Re: pg_basebackup for streaming base backups

Magnus Hagander <magnus@hagander.net>

From: Magnus Hagander <magnus@hagander.net>
To: Simon Riggs <simon@2ndquadrant.com>
Cc: Peter Eisentraut <peter_e@gmx.net>, PostgreSQL-development <pgsql-hackers@postgresql.org>
Date: 2011-01-17T13:55:35Z
Lists: pgsql-hackers
On Mon, Jan 17, 2011 at 14:49, Simon Riggs <simon@2ndquadrant.com> wrote:
> On Mon, 2011-01-17 at 13:43 +0100, Magnus Hagander wrote:
>> Downthread you say that this tool is also useful for making base
>> backups
>> > independent of replication functionality.  Sounds good.  But then
>> the
>> > documentation says that the connection must be with a user that has
>> the
>> > replication permission.  Something is conceptually wrong here: why
>> would
>> > I have to grant replication permission just to take a base backup
>> for
>> > the purpose of making a backup?
>>
>> It uses the replication features for it. You also have to set
>> max_walsenders > 0, which is in the replication section of the
>> postgresql.conf file.
>>
>> The point I wanted to make downthread was that it's useful without
>> having a replication *slave*. But yes, you need the master.
>
> Suggest calling this utility pg_replication_backup
> and the other utility pg_replication_stream
>
> It will be easier to explain the connection with replication.

Hmm. I don't like those names at all :(

But that's just me - and I don't totally hate them. So I'm opening the
floor for other peoples votes :-)

-- 
 Magnus Hagander
 Me: http://www.hagander.net/
 Work: http://www.redpill-linpro.com/