Re: RAC or Large SMP...?

From: DA Morgan <>
Date: Tue, 07 Oct 2008 22:18:37 -0700
Message-ID: <> wrote:

>> If you have your mind set on x86, I would suggest looking into IBM xSeries.
>> They can scale way beyond 24 cores.- Hide quoted text -

> Yeah x86_64 is the chosen platform.
> I thought 24 cores was the limit for xSeries. How far can you go..?
> I heard that the architecture of the high and IBM xSeries is NUMA
> based (rather than SMP) and I was concerned at whether an Oracle
> database with a large SGA would be able to scale on a NUMA based box
> considering the relatively high latencies of non-local memory access.
> Do you have any experience with Oracle on high end xSeries..?
> Thanls

How big can you scale x86?
About this big: Which seems to be large enough for

Daniel A. Morgan
University of Washington (replace x with u to respond)
Received on Wed Oct 08 2008 - 00:18:37 CDT

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