From: Stéphane Schildknecht <stephane.schildknecht@postgres.fr>
To: pgsql-admin@postgresql.org
Subject: Re: Removal of $PGDATA/base files that existed before streaming replication (v9.2.4)
Date: Wed, 28 Aug 2013 16:22:34 +0200
Message-ID: <521E07AA.1070401@postgres.fr> (raw)
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Le 28/08/2013 15:50, Dana Rea a écrit :
> Dear pgsql-admin,
>
> I set up streaming replication using the rsync base backup described in
> the wiki: http://wiki.postgresql.org/wiki/Binary_Replication_Tutorial
>
> However, before starting replication I had previously loaded some
> databases on the "Secondary" server for testing. Folders for those db's
> are still in base/ and are consuming a lot of disk space. du reports that
> the base on my Secondary is twice as large as on the Primary.
>
> Do I have safe options for removing this unused data, beyond clearing the
> Secondary's $PGDATA folder and re-doing the synchronization?
>
> Cheers,
>
Hi,
You should try "rsync" with --delete option.
Therefore you'll be able to not synchronize what's already on slave, and
delete what's not on the master anymore.
Regards,
- --
Stéphane Schildknecht
http://www.Loxodata.com
Contact régional PostgreSQL
http://bistri.me/sas
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To: pgsql-admin@postgresql.org
Cc: stephane.schildknecht@postgres.fr
Subject: Re: Removal of $PGDATA/base files that existed before streaming replication (v9.2.4)
In-Reply-To: <521E07AA.1070401@postgres.fr>
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