Re: Patch: raise default for max_wal_segments to 1GB

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: Tom Lane <tgl(at)sss(dot)pgh(dot)pa(dot)us>
Cc: hlinnaka(at)iki(dot)fi, Andres Freund <andres(at)2ndquadrant(dot)com>, pgsql-hackers(at)postgresql(dot)org, Petr Jelinek <petr(at)2ndquadrant(dot)com>, Venkata Balaji N <nag1010(at)gmail(dot)com>, Peter Eisentraut <peter_e(at)gmx(dot)net>, Heikki Linnakangas <hlinnakangas(at)vmware(dot)com>, Robert Haas <robertmhaas(at)gmail(dot)com>
Subject: Re: Patch: raise default for max_wal_segments to 1GB
Date: 2015-03-03 19:59:32
Message-ID: 54F612A4.1080606@agliodbs.com
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On 03/03/2015 11:57 AM, Tom Lane wrote:
> Josh Berkus <josh(at)agliodbs(dot)com> writes:
>> Do we want to remove unit comments from all settings which accept
>> "MB,GB" or "ms,s,min"? There's more than a few. I'd be in favor of
>> this, but seems like (a) it should be universal, and (b) its own patch.
>
> Meh. Doing this strikes me as a serious documentation failure, since it
> is no longer apparent what happens if you put in a unitless number.

Well, you know my opinion about documentation in the pg.conf file.
However, I'm not confident I'm in the majority there.

> Now, if we were to change the server so that it *refused* settings that
> didn't have a unit, that argument would become moot. But I'm not going
> to defend the castle against the villagers who will show up if you do
> that.

No, thanks!

--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com

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