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Re: testing HS/SR - 1 vs 2 performance - Mailing list pgsql-hackers

From Simon Riggs
Subject Re: testing HS/SR - 1 vs 2 performance
Date
Msg-id 1271976347.4161.61.camel@ebony
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In response to Re: testing HS/SR - 1 vs 2 performance  ("Erik Rijkers" <er@xs4all.nl>)
Responses Re: testing HS/SR - 1 vs 2 performance  (Simon Riggs <simon@2ndQuadrant.com>)
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On Thu, 2010-04-22 at 20:39 +0200, Erik Rijkers wrote:
> On Sun, April 18, 2010 13:01, Simon Riggs wrote:

> any comment is welcome...

Please can you re-run with -l and post me the file of times

Please also rebuild using --enable-profile so we can see what's
happening.

Can you also try the enclosed patch which implements prefetching during
replay of btree delete records. (Need to set effective_io_concurrency)

Thanks for your further help.

--
 Simon Riggs           www.2ndQuadrant.com
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