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JEDIDIAH wrote:
> On 2006-06-20, Chuck <skilover_nospam_at_bluebottle.com> wrote:
>> DA Morgan wrote: >>> Here are some of the more obvious advantages. >>> 4. Incremental scalability >> Is the scalability any closer to linear than it was with OPS in 8i or is >> there still a fairly low point of diminishing returns?
>
> RAC is MUCH better.
>
> In many cases, RAC scales better than NUMA.
>
> Oracle re-engineered the part of OPS that sucked so badly.
Oracle's published RAC scaling number is 84%. That is roughly what I have seen in my lab too: Usually a bit better. -- Daniel A. Morgan University of Washington