On Thu, May 1, 2014 at 12:39:44PM -0700, bricklen wrote:
>
> On Thu, May 1, 2014 at 8:54 AM, Shaun Thomas <stho...@optionshouse.com> wrote:
>
> On 05/01/2014 10:31 AM, Edson Richter wrote:
>
>
> I'm wondering if would be possible to execute these backups in the
> slave
> server instead, so I can avoid the overhead of backups on master
> system?
>
>
> If you're on PostgreSQL 9.3, you can backup the slave server safely. If
> not, you'll need to run this command on the master system first:
>
> SELECT pg_start_backup('some-label');
>
> After the backup is done, run this on the master server:
>
> SELECT pg_stop_backup();
>
>
> Or alternatively, if "backup" = pg_dump, then backups can taken from the slave
> too. Have a look at pg_xlog_replay_pause() + pg_dump +
> pg_xlog_replay_resume().
> http://www.postgresql.org/docs/current/static/functions-admin.html#
> FUNCTIONS-RECOVERY-CONTROL-TABLE
Uh, what is the pause for? So the transaction will not be cancelled?
--
Bruce Momjian <br...@momjian.us> http://momjian.us
EnterpriseDB http://enterprisedb.com
+ Everyone has their own god. +
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