If you change shared_buffers to 2000, remove the comment and reload, the
variable is now 2000. If you comment out the variable and reload again,
it is still 2000, not the default.
---------------------------------------------------------------------------
Marc G. Fournier wrote:
> On Fri, 6 Aug 2004, Bruce Momjian wrote:
>
> > Marc G. Fournier wrote:
> >>
> >> Hrmmm, stupid question here, but why not just change hte postgresql.conf
> >> to be those variables that *are* changed from the default, with a simple
> >> comment pointing to the documention for the rest? the benefit of that is
> >> that at lesat the documentation has fuller descriptions of what the
> >> variables are for ...
> >>
> >> *that* could be easily done after beta ...
> >
> > Not sure why removing the comments is seen as good myself, but I think
> > the idea was that if you comment out something and change the default,
> > you assume that commenting it out returns it to the default, though it
> > does not.
>
> 'k, now you've totally confused me ... if you comment something out, and
> it doesn't return to the default, where does it go to?
>
> my understanding was that the 'beef' was that the defaults that are
> displayed on each of the variables in postgresql.conf file don't
> necessarily match the defaults compiled into the backend ... which, I
> *think* is what you meant in the above? :)
>
> Right now, if you install postgresql, there are various variables
> added/set in the postgresql.conf file (notably the stuff that Tom did with
> the shared memory buffer) ... with the rest being "what could be the
> default, but may not be" for the commented out variables ... my suggestion
> is to remove the commented out variables altogether, and change the file
> to something like:
>
> #
> # for a complete list of GUC variables, see ...
> #
> <put 'live/set' variables here>
>
>
> ----
> Marc G. Fournier Hub.Org Networking Services (http://www.hub.org)
> Email: scrappy@hub.org Yahoo!: yscrappy ICQ: 7615664
>
-- Bruce Momjian | http://candle.pha.pa.us pgman@candle.pha.pa.us | (610)
359-1001+ If your life is a hard drive, | 13 Roberts Road + Christ can be your backup. | Newtown Square,
Pennsylvania19073