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help / color / mirror / Atom feedFrom: Raj <[email protected]>
To: Laurenz Albe <[email protected]>
Cc: Pgsql-admin <[email protected]>
Subject: Re: Size of /pgdata
Date: Mon, 15 Jun 2026 06:48:23 +0530
Message-ID: <CAJk5AtburOY2ugaH-6+8OHgOBwyyaq1V3LLozCAf57c5jtmR+w@mail.gmail.com> (raw)
In-Reply-To: <[email protected]>
References: <CAJk5Atb1v7=x-wsS-tL7Lxs7yXQy8Ng-GhXG+zzZ1gVAx=Xzjw@mail.gmail.com>
<[email protected]>
No, I am using the command du -ch 327101*
On Mon, 15 Jun 2026, 01:00 Laurenz Albe, <[email protected]> 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?
>
> Yours,
> Laurenz Albe
>
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Subject: Re: Size of /pgdata
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