On fre, 2009-09-11 at 07:39 -0600, Joshua Tolley wrote:
> The current docs for autovacuum_max_workers suggest it should be modifiable
> with a reload, unless I'm reading in awfully silly ways this morning (which
> isn't entirely out of the question). Anyway, in the 8.3.7 and 8.5devel
> instances I've tried, autovacuum_max_workers can only be set at server start.
> I propose this:
>
> diff --git a/doc/src/sgml/config.sgml b/doc/src/sgml/config.sgml
> index 7c82835..26a8ddf 100644
> --- a/doc/src/sgml/config.sgml
> +++ b/doc/src/sgml/config.sgml
> @@ -3589,8 +3589,7 @@ COPY postgres_log FROM '/full/path/to/logfile.csv' WITH csv;
> <para>
> Specifies the maximum number of autovacuum processes (other than the
> autovacuum launcher) which may be running at any one time. The default
> - is three. This parameter can only be set in
> - the <filename>postgresql.conf</> file or on the server command line.
> + is three. This parameter can only be set at server start.
> </para>
> </listitem>
> </varlistentry>
While your discovery is accurate and the change makes it consistent with
other similar parameters, note that the previous wording is also
completely correct. This while way of phrasing things is suboptimal.
I've committed it anyway for now.