From: | "Gary Doades" <gpd(at)gpdnet(dot)co(dot)uk> |
---|---|
To: | pgsql-performance(at)postgresql(dot)org |
Subject: | Re: PostgreSQL and Linux 2.6 kernel. |
Date: | 2004-04-04 14:50:22 |
Message-ID: | 40702EBE.5594.38BE2E3@localhost |
Views: | Raw Message | Whole Thread | Download mbox | Resend email |
Thread: | |
Lists: | pgsql-performance |
It says:
Using anticipatory io scheduler.
This then fits with the earlier post on other observations of up to 10
times better performance, which I what I was seeing in in certain
circumstances.
Cheers,
Gary.
On 4 Apr 2004 at 6:04, Cott Lang wrote:
> On Sun, 2004-04-04 at 01:56, Gary Doades wrote:
> > Unfortunately I don't understand the question!
> >
> > My background is the primarily Win32. The last time I used a *nix OS
> > was about 20 years ago apart from occasional dips into the linux OS
> > over the past few years. If you can tell be how to find out what you want
> > I will gladly give you the information.
>
> There are two available io schedulers in 2.6 (new feature), deadline and
> anticipatory. It should show be listed in the boot messages:
>
> dmesg | grep scheduler
>
> I've seen people arguing for each of the two schedulers, saying one is
> better than the other for databases. I'm curious which one you're
> using. :)
>
>
>
>
> ---------------------------(end of broadcast)---------------------------
> TIP 1: subscribe and unsubscribe commands go to majordomo(at)postgresql(dot)org
>
>
> --
> Incoming mail is certified Virus Free.
> Checked by AVG Anti-Virus (http://www.grisoft.com)
> Version: 7.0.230 / Virus Database: 262.6.5 - Release Date: 31/03/2004
>
From | Date | Subject | |
---|---|---|---|
Next Message | Leeuw van der, Tim | 2004-04-04 21:06:11 | Re: single index on more than two coulumns a bad thing? |
Previous Message | Cott Lang | 2004-04-04 13:04:35 | Re: PostgreSQL and Linux 2.6 kernel. |