Re: How to activate a hyperthreading processor

From: Marc F. Neininger <doesnt.exist_at_champagnierle.de>
Date: Fri, 19 Oct 2007 10:25:09 +0200
Message-ID: <471869a9$1@10.36.219.15>

csn schrieb:

> On Oct 18, 8:50 pm, "Marc F. Neininger"
> <doesnt.ex..._at_champagnierle.de> wrote:

>> Hello,
>>
>> Is the number of CPUs determined and configured at boot time or at
>> installation time?
>>
>> I installed 10g EE on a Debian Linux system. During installation the
>> distro kernel was not capable of hyperthreading but worked.
>>
>> Now I changed the kernel to a custom built one which uses HT. My scripts
>> do use both CPUS, the DBMS doesn't. The DMBS just switches from one to
>> the second virtual CPU.
>>
>> TIA
>>
>> Marc

> 
> What is the cpu_count parameter set to?
> 

Hi CSN,

I read a lot about this parameter but I don't find where to look for it. Enterprise Manager only shows one CPU...

Marc Received on Fri Oct 19 2007 - 03:25:09 CDT