From: Gergely CZUCZY <phoemix@harmless.hu>
To: Jonah H. Harris <jonah.harris@gmail.com>
Cc: Tena Sakai <tsakai@gallo.ucsf.edu>
Cc: pgsql-admin@postgresql.org
Subject: Re: connection limit exceeded
Date: Fri, 30 Nov 2007 21:43:01 +0100
Message-ID: <20071130204301.GA93231@harmless.hu> (raw)
In-Reply-To: <36e682920711301203g7fdb1b81vc7d2bbb2e4018827@mail.gmail.com>
References: <FE44E0D7EAD2ED4BB2165071DB8E328C03062DED@egcrc-ex01.egcrc.org>
<36e682920711301203g7fdb1b81vc7d2bbb2e4018827@mail.gmail.com>
Hi,
I also have this issue (I'm using 8.2.4), but whenever this happens
I see only a few (4-6) postgresql processes in the system, and my
connection limit is set to 128. Kinda strange. Next time when I
notice it I will check pg_stat_activity and report back.
On Fri, Nov 30, 2007 at 03:03:31PM -0500, Jonah H. Harris wrote:
> On Nov 30, 2007 2:55 PM, Tena Sakai <tsakai@gallo.ucsf.edu> wrote:
> > On my postgres 8.1.1, I get a response
> > psql: FATAL: connection limit exceeded for non-superusers
>
> > 1) Is this to do with max_connections setting in the postgres
> > configuration file? (my setting is 100 (I think this is the
> > default).)
>
> Yep.
>
> > 2) how would I look at the "open/used" connections?
>
> select * from pg_stat_activity;
>
> > 3) should I try restarting postgres without changing the setting?
>
> Has to be restarted for change to take effect.
>
> > 4) what repercussion would there be if I increase this number to,
> > say, 200? (and would that be a good idea?)
>
> A little overhead, nothing bad.
>
> > 5) finally, what's the best fix? (Do I need to go to pgpool?)
>
> see pgbouncer
>
> --
> Jonah H. Harris, Sr. Software Architect | phone: 732.331.1324
> EnterpriseDB Corporation | fax: 732.331.1301
> 499 Thornall Street, 2nd Floor | jonah.harris@enterprisedb.com
> Edison, NJ 08837 | http://www.enterprisedb.com/
Sincerely,
Gergely Czuczy
mailto: gergely.czuczy@harmless.hu
--
Weenies test. Geniuses solve problems that arise.
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Reply to all the recipients using the --to and --cc options:
reply via email
To: pgsql-admin@postgresql.org
Cc: phoemix@harmless.hu, jonah.harris@gmail.com, tsakai@gallo.ucsf.edu
Subject: Re: connection limit exceeded
In-Reply-To: <20071130204301.GA93231@harmless.hu>
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
This inbox is served by DDX for PostgreSQL; see mirroring instructions
for how to clone and mirror all data and code used for this inbox