Re: Clock sweep not caching enough B-Tree leaf pages?

From: Peter Geoghegan <pg(at)heroku(dot)com>
To: Bruce Momjian <bruce(at)momjian(dot)us>
Cc: Pg Hackers <pgsql-hackers(at)postgresql(dot)org>
Subject: Re: Clock sweep not caching enough B-Tree leaf pages?
Date: 2014-04-15 00:45:56
Message-ID: CAM3SWZQcnjAXSmNrh+Px=YmpxSbGX6k=mWYjyRf=op1BQDEEpg@mail.gmail.com
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On Mon, Apr 14, 2014 at 5:30 PM, Bruce Momjian <bruce(at)momjian(dot)us> wrote:
> I am glad you are looking at this. You are right that it requires a
> huge amount of testing, but clearly our code needs improvement in this
> area.

Thanks.

Does anyone recall the original justification for the recommendation
that shared_buffers never exceed 8GiB? I'd like to revisit the test
case, if such a thing exists.

--
Peter Geoghegan

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