Re: Add "io worker" as backend_type to the pg_stat_activity documentation

On Wed, 2026-07-22 at 01:48 +0900, Fujii Masao wrote:
> > > On Tue, Jul 21, 2026 at 09:58:34AM +0200, Laurenz Albe wrote:
> > > > I happened to notice that "io worker" was missing in the list of
> > > > backend types in the pg_stat_activity documentation.
>
> Isn't it better to add the other missing process names as well, such as
> slotsync worker, data checksums launcher, data checksums worker, and
> REPACK decoding worker?
>
> Also, the current list says "logical replication worker", but that isn't
> an actual process name. It refers to four different worker types:
> logical replication apply worker, logical replication parallel worker,
> logical replication sequence synchronization worker, and logical replication
> table synchronization worker. Isn't it better to list those actual
> process names instead?

You are right. Here is patch v3 with a completed list; I hope I didn't
forget anything.

Yours,
Laurenz Albe