On Friday, June 6, 2025, Fujii Masao <masao.fu...@oss.nttdata.com> wrote:

> Hi,
>
> Since last_vacuum and vacuum_count in pg_stat_all_tables explicitly mention
> that they don't include VACUUM FULL ("not counting VACUUM FULL"), I think
> we should add the same clarification to the description of
> total_vacuum_time.
> This field also excludes VACUUM FULL, and without this note, users might
> mistakenly think the time spent on VACUUM FULL is included. Thought?
>
>         <structfield>total_vacuum_time</structfield> <type>double
> precision</type>
>        </para>
>        <para>
> -       Total time this table has been manually vacuumed, in milliseconds.
> +       Total time this table has been manually vacuumed, in milliseconds
> +       (not counting <command>VACUUM FULL</command>).
>         (This includes the time spent sleeping due to cost-based delays.)
>        </para></entry>
>       </row>
>

 Makes sense.  Our naming this table rewrite vacuum full does confuse
people into thinking it is related to vacuum.

David J.

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