Re: Separating bgwriter and checkpointer

From: "Dickson S(dot) Guedes" <listas(at)guedesoft(dot)net>
To: Simon Riggs <simon(at)2ndquadrant(dot)com>
Cc: PostgreSQL-development <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Separating bgwriter and checkpointer
Date: 2011-10-19 11:40:10
Message-ID: CAHHcrep+nvHw_VqbGMGDYqTtMuVcsQQgqCzjkQGwZdK5vLyaOQ@mail.gmail.com
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2011/10/18 Simon Riggs <simon(at)2ndquadrant(dot)com>:
> On Wed, Oct 5, 2011 at 8:02 AM, Simon Riggs <simon(at)2ndquadrant(dot)com> wrote:
>> On Wed, Oct 5, 2011 at 5:10 AM, Dickson S. Guedes <listas(at)guedesoft(dot)net> wrote:
>>
>>> Ah ok! I started reviewing the v4 patch version, this is my comments:
>>
>> ...
>>
>>> Well, all the tests was running with the default postgresql.conf in my
>>> laptop but I'll setup a more "real world" environment to test for
>>> performance regression. Until now I couldn't notice any significant
>>> difference in TPS before and after patch in a small environment. I'll
>>> post something soon.
>>
>> Great testing, thanks. Likely will have no effect in non-I/O swamped
>> environment, but no regression expected either.
>
>
> Any reason or objection to committing this patch?

I didn't see any performance regression (as expected) in the
environments that I tested. About the code, I prefer someone with more
experience to review it.

Thanks.
--
Dickson S. Guedes
mail/xmpp: guedes(at)guedesoft(dot)net - skype: guediz
http://guedesoft.net - http://www.postgresql.org.br

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