6
SNIA announces Green Storage
Power Measurement Specification
Storage system taxonomy and idle power measurement metric to
WSFILE
provide guidelines for standards-setting organisations,
NE
governmental agencies, and industry stakeholders.
The Storage Networking Industry energy savings,” said Juergen Arnold, small home/office applications
Association (SNIA) has announced SNIA Europe Chairman and European (SOHO) to larger enterprise–oriented
the availability for public review and Liaison to SNIA Green Storage applications. The feature criteria for
comment its initial Green Storage Initiative. “SNIA Europe has been each storage system class are based
Initiative (GSI) Green Storage Power contributing to the EU Code of on the required level of data
Measurement Specification. Conduct on Data Centres Energy protection, component redundancy,
The initial Green Storage Power Efficiency driven by the European serviceability, data access time, and
Measurement Specification includes Commission to facilitate the range of energy consumption.
a “Green Storage Taxonomy” for promotion of greener storage and I The storage system categories
classifying storage products based am looking forward to becoming covered under the Green Storage
on energy consumption characteris- involved in more such initiatives.” Taxonomy are; Online
tics and application environments, Examples of best practices for the EU Near-Online, Removable Media
as well as a baseline standard for Code of Conduct on Data Centres Libraries, Non-Removable Media
idle power metrics which can be Energy Efficiency related to storage Libraries, Infrastructure Appliances,
applied as a uniform method for include: and Infrastructure Switches.
collecting idle power consumption circle6 When selecting storage hardware The Idle Power Measurement
measurements. evaluate the energy efficiency in specification outlines a standard for
“This initial release of the Green terms of the service delivered per testing and measuring storage power
Storage Power Measurement Watt between options. This may be consumption at idle. The idle power
Specification will play an important deployment specific and should measurements will be reported in
role moving forward in helping the include the achieved performance raw GB per Watt (GB/W) based on:
storage industry, standards-setting and storage volume per Watt as well circle6 Manufacturer model number
organisations, and global govern- as additional factors where circle6 Raw storage capacity
mental agencies, measure and appropriate, such as the achieved circle6 Storage media RPM and interface
shape the energy and power levels of data protection, performance of each type of storage media within
efficiency of storage systems,” said availability and recovery capability the storage device
Leah Schoeb, Chairperson of the required to meet the business service circle6 The number of enclosures/systems
SNIA Green Storage Initiative. “The level requirements defined in the data in the online or near-online taxonomy
Green Storage Initiative is dedicated management policy. category
to applying the technical and educa- circle6 Evaluate both the in use power circle6 The number of tape drives for
tional expertise of our members to draw and the peak power of the systems in the removable-media
help develop more energy efficient storage device(s) as configured, both library taxonomy category
solutions for the IT industry.” impact per device cost and energy Throughout 2009, SNIA’s GSI intends to
“There are many technologies on consumption through provisioning. expand the Green Storage Power
the market today that allow organi- The Green Storage Taxonomy was Measurement Specification to include
sations to better manage their designed to classify storage systems development of standardised active
storage environments and reduce based on feature criteria for the power measurement guidelines and
their power and cooling require- application environments that they metrics, standardised storage system
ments and in EMEA as in the rest of are intended to support. The applica- power supply efficiency specifications
the world, SNIA supports local tion environments are divided into 5 as well as promotion and publication of
government initiatives around categories (classes) ranging from each vendor’s completed test metrics.
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