Re: Diskspace

VACUUM or VACUUM FULL. Only the second actually reclaims diskspace...

On Mon, Dec 20, 2004 at 03:21:51PM -0400, Jeff MacDonald wrote:
> well, i did a "delete from email_log" and then a vacuum and the files
> are still lingering around...
>
> still huge. the postmaster did die due to a diskspace issue, so i
> wonder if it's still just keeping a wierd lock on those files or
> something.. idea's ?
>
>
> On Mon, 20 Dec 2004 11:01:32 -0300, Alvaro Herrera
> <alvherre@dcc.uchile.cl> wrote:
> > On Mon, Dec 20, 2004 at 09:57:35AM -0400, Jeff MacDonald wrote:
> >
> > > # select relname,relfilenode,relpages from pg_class  where relfilenode
> > > = 13312279;
> > >   relname  | relfilenode | relpages
> > > -----------+-------------+----------
> > >  email_log |    13312279 |    36821
> > >
> > > It just so happens that email_log has around 700,000 rows, that would
> > > explain the space issues.
> > >
> > > I do know that email_log is 100% deleteable, so I'll proceed with hosing that.
> > >
> > > Does all this sound reasonable ?
> >
> > Certainly.
> >
> > --
> > Alvaro Herrera (<alvherre[@]dcc.uchile.cl>)
> > "Para tener más hay que desear menos"
> >
>
>
> --
> Jeff MacDonald
> http://www.halifaxbudolife.ca
>
> ---------------------------(end of broadcast)---------------------------
> TIP 4: Don't 'kill -9' the postmaster

--
Martijn van Oosterhout   <kleptog@svana.org>   http://svana.org/kleptog/
> Patent. n. Genius is 5% inspiration and 95% perspiration. A patent is a
> tool for doing 5% of the work and then sitting around waiting for someone
> else to do the other 95% so you can sue them.