Re: What limits Postgres performance when the whole database lives in cache?

From: "dandl" <david(at)andl(dot)org>
To: "'Bruce Momjian'" <bruce(at)momjian(dot)us>, "'Andres Freund'" <andres(at)anarazel(dot)de>
Cc: "'Scott Marlowe'" <scott(dot)marlowe(at)gmail(dot)com>, "'pgsql-general'" <pgsql-general(at)postgresql(dot)org>
Subject: Re: What limits Postgres performance when the whole database lives in cache?
Date: 2016-09-03 00:45:47
Message-ID: 003e01d2057c$847b1c70$8d715550$@andl.org
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> Agreed. Stonebraker measured Shore DBMS, which is an academic
> database:
>
> http://research.cs.wisc.edu/shore/
>
> If he had measured a production-quality database that had been
> optimized like Postgres, I would take more stock of his "overhead"
> numbers.

Exactly! And that's what I'm asking: has anyone done or know of any figures for Postgres, to set against these?

Regards
David M Bennett FACS

Andl - A New Database Language - andl.org

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