Re: backend type in log_line_prefix?

Julien Rouhaud <rjuju123@gmail.com>

From: Julien Rouhaud <rjuju123@gmail.com>

To: Peter Eisentraut <peter.eisentraut@2ndquadrant.com>

Cc: pgsql-hackers <pgsql-hackers@postgresql.org>

Date: 2020-02-13T09:14:28Z

Lists: pgsql-hackers

Commits

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Add backend type to csvlog and optionally log_line_prefix
- 70a7b4776be4 13.0 landed
Remove am_syslogger global variable
- d90bd24391fd 13.0 landed
Unify several ways to tracking backend type
- 8e8a0becb335 13.0 landed
Refactor ps_status.c API
- bf68b79e50e3 13.0 landed
Add background worker type
- 5373bc2a0867 11.0 cited

On Thu, Feb 13, 2020 at 09:56:38AM +0100, Peter Eisentraut wrote:
> Attached is a demo patch that adds a placeholder %b for log_line_prefix (not
> in the default setting) that contains the backend type, the same that you
> see in pg_stat_activity and in the ps status.  I would have found this
> occasionally useful when analyzing logs, especially if you have a lot of
> background workers active.  Thoughts?

+1, I'd also have been happy to have it multiple times.