[tesla-dev] Power Consumption test

[Li, Aubrey]

>-----Original Message-----
>From: tesla-dev-bounces at opensolaris.org [mailto:tesla-dev-
>bounces at opensolaris.org] On Behalf Of Mark Haywood
>Sent: Monday, July 23, 2007 8:46 PM
>To: Aubrey Li
>Cc: tesla-dev at opensolaris.org
>Subject: Re: [tesla-dev] Power Consumption test
>
>Aubrey Li wrote:
>> Hi list,
>>
>> I got a chance to measure the power consumption on linux and solaris,
>> and of course on the same machine
>> The following is the result from the power meter.
>>
>> 1) Ubuntu 7.04, linux kernel 2.6.20-15, Zero workload.
>> No. Watt  PF       Vol       Cur
>> 0     375 .871 PF,    237V,  1.816A,
>> 1     375 .871 PF,    237V,  1.815A,
>> 2     376 .874 PF,    237V,  1.814A,
>> 3     375 .871 PF,    237V,  1.816A,
>> 4     375 .872 PF,    237V,  1.814A,
>> 5     375 .872 PF,    237V,  1.814A,
>> 6     376 .874 PF,    237V,  1.815A,
>> 7     376 .874 PF,    237V,  1.816A,
>> 8     375 .871 PF,    237V,  1.815A,
>> 9     375 .872 PF,    237V,  1.814A,
>>
>> 2) Solaris community express, solaris kernel onnv_b67, Zero workload.
>> No.  Watt  PF          Vol        Cur
>> 0     408 .892 PF,    237V,   1.93A,
>> 1     408 .892 PF,    237V,   1.93A,
>> 2     408 .900 PF,    236V,   1.93A,
>> 3     409 .900 PF,    236V,   1.93A,
>> 4     409 .900 PF,    236V,   1.93A,
>> 5     408 .900 PF,    236V,   1.93A,
>> 6     409 .900 PF,    236V,   1.93A,
>> 7     408 .900 PF,    236V,   1.93A,
>> 8     410 .900 PF,    236V,   1.94A,
>> 9     408 .900 PF,    236V,   1.93A,
>
>Well with build 67 of Solaris there is no P-state support and no deep
>C-state support. Do you know whether the Linux measurement had either
of
>these enabled?

I checked just now and found both C-state and P-state are enabled in
Linux.
So it makes no sense to make this comparison.

-Aubrey