Re: 8192 BLCKSZ ?

From: Bruce Momjian <pgman(at)candle(dot)pha(dot)pa(dot)us>
To: Don Baccus <dhogaza(at)pacifier(dot)com>
Cc: Mitch Vincent <mitch(at)venux(dot)net>, Christopher Kings-Lynne <chriskl(at)familyhealth(dot)com(dot)au>, pgsql-hackers(at)postgresql(dot)org
Subject: Re: 8192 BLCKSZ ?
Date: 2000-11-28 06:53:47
Message-ID: 200011280653.BAA07833@candle.pha.pa.us
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> At 09:30 PM 11/27/00 -0500, Bruce Momjian wrote:
>
> >> Well, true, but when you have 256 MB or a half-gig or more to devote to
> >> the cache, you get plenty of blocks, and in pre-PG 7.1 the 8KB limit is a
> >> pain for a lot of folks.
> >
> >Agreed. The other problem is that most people have 2-4MB of cache, so a
> >32k default would be too big for them.
>
> I've always been fine with the default, and in fact agree with it. The
> OpenACS project recommends a 16KB default for PG 7.0, but that's only so
> we can hold reasonable-sized lzText strings in forum tables, etc.
>
> I was only lamenting the fact that the world seems to have the impression
> that it's not a default, but rather a hard-wired limit.

Agreed.

--
Bruce Momjian | http://candle.pha.pa.us
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