From: | "Amit S(dot)" <comeonamit(at)gmail(dot)com> |
---|---|
To: | Greg Sabino Mullane <greg(at)turnstep(dot)com> |
Cc: | pgsql-novice(at)postgresql(dot)org, austen(dot)birchall(at)metoffice(dot)gov(dot)uk |
Subject: | Re: Changing the value of data_directory |
Date: | 2015-07-29 07:15:21 |
Message-ID: | CAC-OOAtYT4TMoiw-zU2_F8_drhS32X0DT+L6FPC4X79ws3QvKQ@mail.gmail.com |
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Thread: | |
Lists: | pgsql-novice |
Try, ps -ef | grep postgres and see how many postgres processes are
running. You might only need one.
On Mon, Jul 27, 2015 at 6:01 PM, Greg Sabino Mullane <greg(at)turnstep(dot)com>
wrote:
>
> -----BEGIN PGP SIGNED MESSAGE-----
> Hash: RIPEMD160
>
>
> Austen Birchall wrote:
> > postgres=# SHOW data_directory;
> > /var/lib/pgsql/data
> ...
> > postgres=# SHOW data_directory;
> /var/lib/pgsql/9.4/data
> ...
> > 1. How/when is the value of data_directory set - is it set as part of
> the install?
>
> Yes. It is set when Postgres starts up, and cannot be changed without a
> restart. The value
> can be hard-coded in your postgresql.conf file, but usually defaults to
> the PGDATA
> environment variable, or the -D option to the 'postgres' program.
>
> > 2. Is it possible to change the value of data_directory without doing a
> frest install?
>
> Yes. But I would be careful, it looks like you have may have two active
> clusters. I'd
> document everything clearly before proceeding: use "show port" and
> "show unix_socket_directories" to learn why you can connect to both
> clusters at the
> same time, if that is the case.
>
> - --
> Greg Sabino Mullane greg(at)turnstep(dot)com
> End Point Corporation http://www.endpoint.com/
> PGP Key: 0x14964AC8 201507270811
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>
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--
Amit Sharma
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