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[irtf-discuss] Re: [E-impact] [Green] Re: Network Equipment Energy Efficiency Metric

Tony Li <tony.li@tony.li> Tue, 12 November 2024 20:47 UTC

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From: Tony Li <tony.li@tony.li>
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References: <CAFvDQ9ruuSkrxU4wQz21Ldfp4T4s2MnojJ3H9TFBHdBsQdZm5w@mail.gmail.com> <361466.1731421949@dyas> <ZzOBaQSBNHxdugoV@faui48e.informatik.uni-erlangen.de> <C2C1832C-26A8-4880-ADB7-85E685741C16@tony.li> <ZzO8RnaxafkI835u@faui48e.informatik.uni-erlangen.de>
To: Toerless Eckert <tte@cs.fau.de>
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CC: Michael Richardson <mcr+ietf@sandelman.ca>, E-Impact IETF <e-impact@ietf.org>, irtf-discuss@irtf.org
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Subject: [irtf-discuss] Re: [E-impact] [Green] Re: Network Equipment Energy Efficiency Metric
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Hi Toerless,


> On Tue, Nov 12, 2024 at 10:40:11AM -0800, Tony Li wrote:
>> [-green, as this is inappropriate]
> 
> ? You don't think green WG members would find the explanation you provided
> useful to the extend that they may wonder if/what of it they want to see
> modelled in their work ?


No, since this is all internal behavior and does not have any bearing on anything that we should be standardizing.


>> Data sheet power usage for networking gear is typically peak, worst-case power utilization, as this is necessary for provisioning purposes.
> 
> I've also not always found this being broken apart into the modular components, so
> you may only know what the maximum config (e.g.: all-fastest-linecards) would
> consume. I guess/hope green-WG would have that info though.


It’s wholly out of scope for IETF to collect manufacturer data.  It is up to the manufacturers to provide that data, hopefully through GREEN specified models.


T

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