Re: [PATCH] Prefetch index pages for B-Tree index scans

From: John Lumby <johnlumby(at)hotmail(dot)com>
To: pgsql hackers <pgsql-hackers(at)postgresql(dot)org>
Cc: <klaussfreire(at)gmail(dot)com>
Subject: Re: [PATCH] Prefetch index pages for B-Tree index scans
Date: 2012-10-23 12:44:31
Message-ID: COL116-W18B4751F56639189084571A3790@phx.gbl
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> From: Claudio Freire <klaussfreire(at)gmail(dot)com>
> I hope I'm not talking to myself.

Indeed not. I also looked into prefetching for pure index scans for b-trees (and extension to use async io).
http://archives.postgresql.org/message-id/BLU0-SMTP31709961D846CCF4F5EB4C2A3930%40phx.gbl

I am not where I have a proper setup this week but will reply at greater length next week.

John

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