From: <>
Date: Fri, 04 Sep 2009 20:32:19 +0200
Message-ID: <>

On Fri, 4 Sep 2009 11:09:15 -0700 (PDT), Sue <> wrote:

>Does anyone know what CPU_COUNT means on a mulit-core machine? Say
>you have a four core cpu. Does setting CPU_COUNT to 1 use all 4 cores
>on 1 CPU or 1 core on a CPU?

Why do you plan to *set* CPU_COUNT? One DOESN'T set CPU_COUNT.

And yes: if you have a four core cpu, Oracle sets cpu_count to 4, so if *you* set to 1, Oracle will use only *one* core.

Sybrand Bakker
Senior Oracle DBA
Received on Fri Sep 04 2009 - 13:32:19 CDT

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