Re: Bogus temp file reporting?

231*TB* seems, to me, an unreasonably large number.

On 7/27/23 02:30, kg(dot)postgresql(at)olympiakos(dot)com wrote:
> Hello,
>
> Is there a known issue with temp file reporting?  I have a production db
> that is reporting 231TB of temp space usage, which can’t be true.
>  temp_blks_written in pg_stat_statements sort of confirms this, as the
> reported queries show just a few MB of temp space usage.  I suspect a
> reboot will clear this (to do) and wanted to check with you to see if
> someone else has had similar experiences.
>
> Regards,
> Kiriakos Georgiou
>
>
> select version();
> version
> -----------------------------------------------------------------------------------------------------------------------------------
> PostgreSQL 14.8 (Ubuntu 14.8-1.pgdg20.04+1) on x86_64-pc-linux-gnu,
> compiled by gcc (Ubuntu 9.4.0-1ubuntu1~20.04.1) 9.4.0, 64-bit
> (1 row)
> select
>     datname,
>     temp_files as "# of temp files",
>     pg_size_pretty(temp_bytes) as "size of temp files"
> from
> pg_stat_database;
>
>    datname     | # of temp files | size of temp files
> ---------------+-----------------+--------------------
>                |               0 | 0 bytes
> postgres       |               0 | 0 bytes
> testdb         |          269647 | 231 TB
> template0      |               0 | 0 bytes
> template1      |               0 | 0 bytes

--
Born in Arizona, moved to Babylonia.