Re: Adding Additional Standby - Mailing list pgsql-general

From Andreas Kretschmer
Subject Re: Adding Additional Standby
Date
Msg-id 20110903163045.GA12956@tux
Whole thread Raw
In response to Adding Additional Standby  (Andrew Hannon <ahannon@fiksu.com>)
List pgsql-general
Andrew Hannon <ahannon@fiksu.com> wrote:

> Hello,
>
> We have an existing master-slave setup running on 9.0. I was looking
> into adding a new hot standby into this setup — I have added a script
> that satisfies the requirements of the archive_command, but it isn't
> clear to me how to add this new standby into the mix. Is it as simple
> as calling pg_start_backup to create a new base backup and then
> starting postgresql on the new machine once the base backup has
> completed?

Yes, that's all. You should increase max_wal_senders (on the server) to
(count of clients) + reserve (maybe 3 or so)

And you need a propper recovery.conf on the new client.


Andreas
--
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unintentional side effect.                              (Linus Torvalds)
"If I was god, I would recompile penguin with --enable-fly."   (unknown)
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