Re: Increased IO Overhead in 10g?

From: Robert Klemme <shortcutter_at_googlemail.com>
Date: Wed, 28 Mar 2007 10:40:11 +0200
Message-ID: <56unupF29slsdU2@mid.individual.net>

On 28.03.2007 10:36, Cristian Cudizio wrote:
> On Mar 28, 10:21 am, Robert Klemme <shortcut..._at_googlemail.com> wrote:

>> I know this question is going to sound a bit fuzzy as I cannot disclose
>> a lot of detail.  However my intention is to get a rather general
>> statement about your experience.  My question is basically: is anybody
>> here aware of higher overhead in Ora 10g disk IO vs., say 8.1.7?  One
>> thing that came to mind are all the management features; I know that
>> they are using functionality that has been available for several
>> versions but maybe more of these introspecting features are enabled by
>> default.

>
> i've little experience with 8.1.7, but with 9.2. we have our
> application running both on 9.2 and 10.1
> and 10.2. I've not seen appreciable differences in disk I/O. moreover
> i i think taht management options
> do not put any overhead on disk i/o, may be a little on CPU, but it is
> nothing to bother with.

Thanks for the quick reply! This is what I have expected.

Kind regards

robert Received on Wed Mar 28 2007 - 03:40:11 CDT