[prev in list] [next in list] [prev in thread] [next in thread] 

List:       opensuse
Subject:    Re: [opensuse] Nehalem Support?
From:       Per Jessen <per () opensuse ! org>
Date:       2009-07-08 11:51:08
Message-ID: h3217c$uav$1 () saturn ! local ! net
[Download RAW message or body]

Alexey Eremenko wrote:

>> We'v been test driving one box with openSUSE 11.0 on an i7 920 since
>> around 1 June.   The only issue I've seen is in the /proc/cpuinfo
>> display :
>>
>> processor          : 7
>> vendor_id          : GenuineIntel
>> cpu family         : 6
>> model                : 26
>> model name         : Intel(R) Core(TM) i7 CPU   920   @ 2.67GHz
>> stepping            : 5
>> cpu MHz             : 1600.000
>> cache size         : 8192 KB
>> physical id       : 0
>>
>>
>> I can't quite figure out why the cpu MHZ is quoted as 1600 when it's
>> otherwise a 2.67GHz cpu.
> 
> I think it is power-saving feature. When there are no heavy apps
> running CPU is working at 1.6 GHz, but when u launch some heavy apps,
> it goes full speed at 2.66 GHz.
> 

That sounds like a reasonable explanation - do you happen to know how to
check if the CPU is in power saving mode?  This server will likely
never be that heavily loaded, but it would be interesting to check. 

/Per


-- 
Per Jessen, Zürich (17.6 °C)

--
To unsubscribe, e-mail: opensuse+unsubscribe@opensuse.org
For additional commands, e-mail: opensuse+help@opensuse.org

[prev in list] [next in list] [prev in thread] [next in thread]