Re: Number of CPUs vs. Speed of CPUs

Power units are history.

You can renew them, but you can't buy more.

It's by CPU or named user per server.

Jared

On Thursday 18 April 2002 14:20, Seefelt, Beth wrote:
> I'm not positive, but I'm pretty sure you still pay by power units. a 4
> x 200Mhz costs the same as a 1 x 800Mhz.
>
> I agree to some extent, but fewer and faster should not be a hard and
> fast rule. There are other things to consider, like how many concurrent
> cpu intensive processes are running on the system. On a single cpu
> system, it only takes 1 bad query to hog the entire system, with 2 cpus,
> they can only suck up 50% of it at most...and can your application
> benefit from parallelism?
>
>
>
> -----Original Message-----
> Sent: Thursday, April 18, 2002 3:44 PM
> To: Multiple recipients of list ORACLE-L
>
>
>
> I may be blowing smoke out my back side but here is my opinion: Fewer
> and Faster
>
> Reasons:
>
> I think Oracle has started to license by cpu instead of the power units
> thing. So if it is cpu number, then fewer and faster is cheaper.
>
> Oracle also "was" and may still be licensing based on maximum box
> capacity. So if you have 2 machines that are both 4 way (4 cpu's
> installed), but machine one max'es at a 4 way and the second machine
> max'es at a 10 way, you pay more for each license on the 10 way than the
> 4 way even thought the 10 way is using just 4 cpu's. Doesn't make much
> sense to me but that's how pricing worked last fall.
>
> From an OS level, when cpu's are added it's a diminishing return issue.
> So historically a "4 x 800mhz" is faster than a "8 x 400mhz".
>
>
>
> Brian P. MacLean
> Oracle DBA, OCP8i
>
>
>
>
>
> YTTRI Lisa
>
> <lisa.yttri_at_cn To: Multiple recipients of
> list ORACLE-L <ORACLE-L_at_fatcity.com>
> h.com> cc:
>
> Sent by: Subject: Number of CPUs vs.
> Speed of CPUs
> root_at_fatcity.c
>
> om
>
>
>
>
>
> 04/18/02 08:58
>
> AM
>
> Please respond
>
> to ORACLE-L
>
>
>
>
>
>
> We are in the process of sizing a new server for multiple Oracle
> instances. What factors are useful as input in determining how many CPUs
> and the relative speed of them? For example, do we want fewer, faster
> CPUs or do we want more, slower CPUs? Are there any good guidelines to
> determine what the number of CPUs should be?
>
> Thanks in advance -
> Lisa

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Author: Jared Still
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