Re: Size of /pgdata

The command du -ch 327101* picks all files 327202, 327101.1, 327101.2
.......and give each of them sizes and also total size of all files listed
as u see in my earlier screenshot

On Mon, 15 Jun 2026, 11:47 Laurenz Albe, <laurenz(dot)albe(at)cybertec(dot)at> wrote:

> On Mon, 2026-06-15 at 06:48 +0530, Raj wrote:
> > On Mon, 15 Jun 2026, 01:00 Laurenz Albe, <laurenz(dot)albe(at)cybertec(dot)at>
> wrote:
> > > On Sat, 2026-06-13 at 12:18 +0530, Raj wrote:
> > > > I took one big sample table which is 73GB, and using
> relfilenode(327683) I tried finding the
> > > > underlying file size du -sh 327683* and able to find the total size
> the files occpuing and
> > > > found 113gb.......so for one table itself it is 40Gb additional...
> > >
> > > Investigate more:
> > >
> > > - Make sure that you don't get files from another filenode like
> 3276838.
> > >
> > > - If the relation (as shown by pg_relation_size('tablename')) is 73GB,
> > > it should consist of 327683, 327683.1, 327683.2, ..., 327683.72.
> > > Check what additional files there are.
> > >
> > > - Extra files can be left behind after a crash. Were there any?
> >
> > No, I am using the command du -ch 327101*
>
> That reply does not make any sense to me.
>
> Yours,
> Laurenz Albe
>