Re: Optimize kernel readahead using buffer access strategy - Mailing list pgsql-hackers

From Mitsumasa KONDO
Subject Re: Optimize kernel readahead using buffer access strategy
Date
Msg-id CADupcHUgh=tJEiEqjeMWEkW8fgb7tV0Ue16G1aVsy2H7OCyiNA@mail.gmail.com
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In response to Re: Optimize kernel readahead using buffer access strategy  (Simon Riggs <simon@2ndQuadrant.com>)
Responses Re: Optimize kernel readahead using buffer access strategy
List pgsql-hackers
2013/12/12 Simon Riggs <simon@2ndquadrant.com>
On 14 November 2013 12:09, KONDO Mitsumasa
<kondo.mitsumasa@lab.ntt.co.jp> wrote:

> For your information of effect of this patch, I got results of pgbench which are
> in-memory-size database and out-memory-size database, and postgresql.conf
> settings are always used by us. It seems to improve performance to a better. And
> I think that this feature is going to be necessary for business intelligence
> which will be realized at PostgreSQL version 10. I seriously believe Simon's
> presentation in PostgreSQL conference Europe 2013! It was very exciting!!!

Thank you.

I like the sound of this patch, sorry I've not been able to help as yet.

Your tests seem to relate to pgbench. Do we have tests on more BI related tasks?
Yes, off-course!  We will need another benchmark test before conclusion of this patch.
What kind of benchmark do you have? 

Regards,
--
Mitsumasa KONDO
NTT Open Source Software Center

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