Re: add recovery, backup, archive, streaming etc. activity messages to server logs along with ps display

On Thu, Nov 11, 2021 at 6:07 PM Alvaro Herrera <alvherre(at)alvh(dot)no-ip(dot)org>
wrote:

> On 2021-Nov-10, Bossart, Nathan wrote:
>
> > On 11/10/21, 9:43 AM, "Bharath Rupireddy" <
> bharath(dot)rupireddyforpostgres(at)gmail(dot)com> wrote:
> > > As discussed in [1], isn't it a better idea to add some of activity
> > > messages [2] such as recovery, archive, backup, streaming etc. to
> > > server logs at LOG level?
>
> > I think this would make the logs far too noisy for many servers. For
> > archiving alone, this could cause tens of thousands more log messages
> > per hour on a busy system. I think you can already see such
> > information at a debug level, anyway.
>
> Yeah. If we had some sort of ring buffer in which to store these
> messages, the user could examine them through a view; they would still
> be accessible in a running server, but they would not be written to the
> server log.
>

That's a good idea. How about also adding some GUC(s) to the log archive,
recovery related log messages just like we have for checkpoints, autovacuum
etc? Maybe something like log_archive, log_recovery etc.

--
With Regards,
Ashutosh Sharma.