Re: random_page_cost vs seq_page_cost

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От Josh Berkus
Тема Re: random_page_cost vs seq_page_cost
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Msg-id 4F063D90.2090405@agliodbs.com
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Ответ на Re: random_page_cost vs seq_page_cost  (Jeremy Harris <jgh@wizmail.org>)
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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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