Re: PATCH: numeric timestamp in log_line_prefix

From: Fabien COELHO <coelho(at)cri(dot)ensmp(dot)fr>
To: Tomas Vondra <tomas(dot)vondra(at)2ndquadrant(dot)com>
Cc: PostgreSQL Developers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: PATCH: numeric timestamp in log_line_prefix
Date: 2015-08-23 07:28:14
Message-ID: alpine.DEB.2.10.1508230920200.29146@sto
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>>> 1) fix the docs (explicitly say that it's a Unix epoch)
>>
>> I would add the word "numeric" in front of timestamp both in the doc and
>> in the postgresql.conf.sample, as it justifies the chosen %n.
>
> I think we're already using 'unix epoch' in the docs without explicitly
> stating that it's a numeric value, so I don't think we should use it here as
> it'd be inconsistent.

The point was to justify the choice of 'n' somehow.

>>> 2) handle 'padding' properly
>
> Hmmm, I'm not entirely sure how exactly the padding is supposed to work (IIRC
> I've never used it), and I thought it behaved correctly. But maybe not - I
> think the safest thing is copy what 't' does, so I've done that in attached
> v3 of the patch.

Ok. Version 3 applies and compiles, and padding now works as expected.

Here is a v4 that I also tested, and where I just removed a spurious '.'
in the millisecond format.

--
Fabien.

Attachment Content-Type Size
log-line-prefix-numeric-timestamp-v4.patch text/x-diff 1.9 KB

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