Subject: Add WAL recovery messages with log_wal_traffic GUC (was: add recovery, backup, archive, streaming etc. activity messages to server logs along with ps display)

From: Bharath Rupireddy <[email-masked]>
Date: Sun, 27 Feb 2022 12:50:25 +0530

On Wed, Dec 29, 2021 at 6:50 AM Bharath Rupireddy
<[email-masked]> wrote:
>
> On Thu, Dec 9, 2021 at 9:28 PM Alvaro Herrera <[email-masked]> wrote:
> >
> > Maybe some tunable like
> > log_wal_traffic = { none, medium, high }
> > where "none" is current behavior of no noise, "medium" gets (say) once
> > every 256 segments (e.g., when going from XFF to (X+1)00), "high" gets
> > you one message per segment.
>
> On Fri, Dec 24, 2021 at 7:19 PM Justin Pryzby <[email-masked]> wrote:
> >
> > If you're talking about a new feature that uses the infrastructre from 9ce3,
> > but is controlled by a separate GUC like log_wal_traffic, that could be okay.
>
> Thanks for the suggestion. I've added a new GUC log_wal_traffic as
> suggested above. PSA  v7 patch.

Here's the rebased v8 patch, please review it.

https://commitfest.postgresql.org/37/3443/

Regards,
Bharath Rupireddy.