Postgres Pro
Downloads
Home   >   mailing lists

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
Whole thread Raw
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
List pgsql-hackers
Tree view 
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
Attachment

pgsql-hackers by date:

Previous
From: "Erik Rijkers"
Date:
Subject: Re: testing HS/SR - 1 vs 2 performance
Next
From: Fujii Masao
Date:
Subject: Re: recovery_connections cannot start (was Re: master in standby mode croaks)