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Re: seq scan cache vs. index cache smackdown

From: Greg Stark <gsstark(at)mit(dot)edu>
To: PFC <lists(at)boutiquenumerique(dot)com>
Cc: "Magnus Hagander" <mha(at)sollentuna(dot)net>,"Merlin Moncure" <merlin(dot)moncure(at)rcsonline(dot)com>,"Josh Berkus" <josh(at)agliodbs(dot)com>, pgsql-performance(at)postgresql(dot)org
Subject: Re: seq scan cache vs. index cache smackdown
Date: 2005-02-16 04:19:25
Message-ID: 873bvx2l2q.fsf@stark.xeocode.com (view raw or flat)
Thread:
Lists: pgsql-performance
PFC <lists(at)boutiquenumerique(dot)com> writes:

> 	You can also read 'internal not yet developed postgres cache manager'
> instead of OS if you don't feel like talking kernel developers into
> implementing this thing.

It exists already, it's called aio. 

But there are a *lot* of details you skipped over. 
And as always, the devil is in the details.

-- 
greg


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