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Re: H800 + md1200 Performance problem

From: Scott Marlowe <scott(dot)marlowe(at)gmail(dot)com>
To: Cesar Martin <cmartinp(at)gmail(dot)com>
Cc: "pgsql-performance(at)postgresql(dot)org" <pgsql-performance(at)postgresql(dot)org>
Subject: Re: H800 + md1200 Performance problem
Date: 2012-04-16 15:45:57
Message-ID: CAOR=d=0FNC4L5YXuUQfV3=JVStrm=sDzPXy7xY2W=_T61UqrAA@mail.gmail.com (view raw or flat)
Thread:
Lists: pgsql-performance
On Mon, Apr 16, 2012 at 8:13 AM, Cesar Martin <cmartinp(at)gmail(dot)com> wrote:
> Hi,
>
> Finally the problem was BIOS configuration. DBPM had was set to "Active
> Power Controller" I changed this to "Max
> Performance". http://en.community.dell.com/techcenter/power-cooling/w/wiki/best-practices-in-power-management.aspx
> Now wirite speed are 550MB/s and read 1,1GB/s.

Why in the world would a server be delivered to a customer with such a
setting turned on?  ugh.

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