Re: [HACKERS] log_autovacuum_min_duration doesn't log VACUUMs

On Mon, Feb 13, 2017 at 5:19 PM, Simon Riggs <simon@2ndquadrant.com> wrote:
> On 13 February 2017 at 17:12, Robert Haas <robertmhaas@gmail.com> wrote:
>> On Sun, Feb 12, 2017 at 9:20 PM, Jim Nasby <Jim.Nasby@bluetreble.com> wrote:
>>> On 2/10/17 2:33 PM, Robert Haas wrote:
>>>> That having been said, I think it could certainly be useful to have
>>>> more control over what DDL gets logged in foreground processes.
>>>
>>> FWIW, this is a significant problem outside of DDL. Once you're past 1-2
>>> levels of nesting SET client_min_messages = DEBUG becomes completely
>>> useless.
>>>
>>> I think the ability to filter logging based on context would be very
>>> valuable. AFAIK you could actually do that for manual logging with existing
>>> plpgsql support, but obviously that won't help for anything else.
>>
>> Well, that's moving the goalposts a lot further and in an unrelated
>> direction.  I don't think that it's a good idea to change the
>> semantics of log_autovacuum_min_duration in the way Simon is proposing
>> for the reasons I noted, but I think that an acceptable patch could be
>> 100 lines of pretty straightforward code and documentation, like a new
>> GUC that controls this output for the vac-non-autovac case.
>
> If my idea would not log manual ANALYZE, well, we can add that in
> easily. There is no reason to block the patch for such a minor foible.
>
> This is a short patch to address a specific minor issue, not a blue
> sky redesign of logging.
>
> If someone else wants to add more, they can, later. Incremental
> change, just as happens all the time everywhere else.

Please don't ignore the other points in my original response.

Thanks,

-- 
Robert Haas
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