Re: changing sort_mem on the fly? - Mailing list pgsql-general

From Lonni J Friedman
Subject Re: changing sort_mem on the fly?
Date
Msg-id 7c1574a905012718147bc6b2c8@mail.gmail.com
Whole thread Raw
In response to Re: changing sort_mem on the fly?  ("Jim C. Nasby" <decibel@decibel.org>)
List pgsql-general
On Thu, 27 Jan 2005 20:05:19 -0600, Jim C. Nasby <decibel@decibel.org> wrote:
> On Thu, Jan 27, 2005 at 05:52:41PM -0800, Lonni J Friedman wrote:
> > On Thu, 27 Jan 2005 18:23:21 -0600, Jim C. Nasby <decibel@decibel.org> wrote:
> > > On Thu, Jan 27, 2005 at 02:57:22PM -0800, Lonni J Friedman wrote:
> > > > Is there any way to increase sort_mem without having to perform a full
> > > > restart of the DB?  Will just doing a 'kill -HUP $PID" work as long as
> > > > i've made the change in postgresql.conf first?
> > > >
> > > > As a side question, are the options that will take effect with a kill
> > > > -HUP documented somewhere?
> > >
> > > If you just want to change it for one connection, you can do 'set
> > > sort_mem=newvalue;'. You might need to be an admin to do it, though.
> >
> > I need to do it for all future connections, not just one.
>
> 'm guessing pg_ctl reload would take effect on all new connections. Try
> it, and see what psql -c 'show sort_mem' says.

excellent, that worked!  thanks!


--
~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~
L. Friedman                                    netllama@gmail.com
LlamaLand                       http://netllama.linux-sxs.org

pgsql-general by date:

Previous
From: "Jim C. Nasby"
Date:
Subject: Re: changing sort_mem on the fly?
Next
From: Alonso "García"
Date:
Subject: How to read sql commans from file resolved