Re: 8192 BLCKSZ ?

> At 08:39 PM 11/27/00 -0500, Bruce Momjian wrote:
> >[ Charset ISO-8859-1 unsupported, converting... ]
> >> If it breaks anything in PostgreSQL I sure haven't seen any evidence -- the
> >> box this database is running on gets hit pretty hard and I haven't had a
> >> single ounce of trouble since I went to 7.0.X
> >
> >Larger block sizes mean larger blocks in the cache, therefore fewer
> >blocks per megabyte.  The more granular the cache, the better.
> 
> 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.

--  Bruce Momjian                        |  http://candle.pha.pa.us pgman@candle.pha.pa.us               |  (610)
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