Re: random_page_cost vs seq_page_cost

From: Josh Berkus <josh(at)agliodbs(dot)com>
To: pgsql-hackers(at)postgresql(dot)org
Subject: Re: random_page_cost vs seq_page_cost
Date: 2012-01-06 00:17:20
Message-ID: 4F063D90.2090405@agliodbs.com
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On 1/5/12 3:00 PM, Jeremy Harris wrote:
> On 2012-01-05 10:04, Benedikt Grundmann wrote:
>> I have a question of how to benchmark hardware to determine
>> the appropriate ratio of seq_page_cost vs random_page_cost.
>
> It'd be really nice if the DBMS measured actual experienced values......

Certainly it would. It would also require a whole lot of
instrumentation. Feel free to write some ...

--
Josh Berkus
PostgreSQL Experts Inc.
http://pgexperts.com

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