ASHRAE: Warmer Data Centers Good for Some, Not All

by Mike Rinaldi on 10/5/12 3:23 PM

Don Beaty has built some of the world’s most efficient data centers. Between 2004 and 2011,  Beaty has been resonsible for crafting recommendations on data center cooling for the leading industry group for heating and cooling professionals. Those dual roles have provided Beaty with a unique vantage point on the evolution of new strategies to cool servers – implementing cutting-edge techniques for the industry’s leading innovator as his “day job,” while working to develop standards and recommendations that can work for a broad spectrum of data center operators.

Beaty has grown accustomed to managing the heat. This week marks the release of the latest guidelines on data center cooling from ASHRAE  (American Society of Heating, Refrigerating and Air-Conditioning Engineers), which reflect the growing momentum for operating servers at higher levels of temperature and humidity. “Thermal Guidelines for Data Processing Environments” is published by ASHRAE’s Technical Committee (TC) 9.9, which was co-founded by Beaty and IBM’s Roger Schmidt to provide specialized guidance on data center cooling.
Published on October 5, 2012 by Rich Miller-Data Center Knowledge
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Allowable vs. Recommended ASHRAE Guidelines - Design Your Data Center

The majority of data centers have multiple generations of technology, some type of spinning disc, some type of tape storage and maybe even some mainframe systems.  These data centers can still be extremely energy efficient, but are not going to see the extremes of the ASHRAE design guidelines.  They are the data centers that should probably stay with the ASHRAE recommended guidelines.  Below is an example of the recommended versus allowable ASHRAE Guidelines.  Please note that the recommended temperature guidelines didn’t change in 2011, only the allowable.

•       Temperature

•       2004 – 20C to 25C - Recommended

•       2008 – 18C to 27C - Recommended

•       2011 – 5C to 40C - Allowable

•       Humidity

•       2004 – 40 to 55% - Recommended

•       2008 – 35 to 60% - Recommended

•       2011 – 20 to 80% - Recommended

One thing we are seeing more and more of today is confusion over what temperature and humidity parameters data centers should be designed for.  Most of the discussion seems to assume that there is a monolithic block of data centers that can all be designed the same way.  Nothing could be further from the truth. 

Most of the data centers in existence today have a mixture of technologies and systems that all have varying environmental requirements.  We typically refer to these as mixed use data centers.  Unlike an E-Bay, Google, Microsoft or Apple data center, there is not rack after rack of the same equipment, all with similar operating requirements. 

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Topics: Data Center, kW per rack, data center energy, PUE, electrical distribution, reduce downtime, data center outages, 7x24 exchange

Is your organization trained on the new NFPA 70E requirements?

by Mike Rinaldi on 9/24/12 3:30 PM

New NFPA Electrical Safety Rules Mean Changes for Your Data Center

A service professional is working on a piece of electrical equipment. He’s done it hundreds of times before, but in a moment of carelessness or by total accident, an arc flash occurs. Most of us think this couldn’t happen to us. The truth is that electrocutions are the fourth leading cause of traumatic occupational fatalities, and according to the American Society of Safety Engineers, more than 3,600 workers suffer disabling electrical contact injuries annually.

Check out the Is Your Data Center Prepared for an Outage? whitepaper

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To help prevent electrical injuries and deaths, the new 2012 version of the National Fire Protection Association (NFPA) 70E: Standard for Electrical Safety in the Workplace makes important changes in the areas of safety, maintenance and training.

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Proper gear and procedures are critical when working with energized electrical equipment. Employees working on electrical equipment without adequate Personal Protective Equipment (PPE) risk serious injury or death when an electrical arc occurs.

Is your organization trained on NFPA 70E requirements?

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Topics: Emerson Network Power, data center infrastructure, Data Center, data center design, data center infrastructure management, robust data center, electrical distribution, reduce downtime, data center outages, critical air conditioning

LEED Silver Data Center

by Mike Rinaldi on 9/7/12 11:42 AM

NTT: Taking the LEED lead in Hong Kong

NTT Communications now operates Hong Kong’s first LEED:EBOM certified data center. Taylor Man, NTT Com Asia’s Executive Vice President for New Business, explains why the standard is becoming so important for the country’s data center industry.

The focus on Corporate social responsibility (CSR) by governments, regulators and increasingly customers is driving sustainability in the data center sector. And market volatility, focus on expenditures and rising operational costs has further led to demands for process efficiency, the streamlining of operations and lower energy usage.

While operating right at the heart of bustling at the heart of bustling Hong Kong, NTT Communications started to look for ways of being more ‘green’. We found the answer with LEED:EBOM, the Leadership in Energy and Environmental Design standard issued by the Green Building Council for Existing buildings, Operations and Maintenance).

NTT became the first data center in Hong Kong to receive LEED Silver certification EBOM for its Hong Kong Data Centre after proving large energy savings due to efficiency measures. The data center is in a seven-floor building, which covers 212,000 sq ft that was launched in 2009. It provides high-availability services and has been built to handle mission critical environments, with a Tier III infrastructure.

 > Read more here

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Topics: Emerson Network Power, data center infrastructure, Data Center, PUE, robust data center, Containment, electrical distribution, Green Technology, energy, critical air conditioning

Uptime Institute Announces Results of Data Center Industry Survey

by Mike Rinaldi on 7/13/12 10:57 AM

NEW YORK, Jul 11, 2012 (BUSINESS WIRE) -- Uptime Institute, a division of The 451 Group, today announced the complete results of its second annual data center industry survey. The survey was developed to collect data on an annual basis around Digital Infrastructure deployment trends, procurement plans, measurement and standards practices, and other topics that impact the mission-critical data center industry.

"Among many interesting upward trends, we continue to see an increase in data center budgets, which is a pleasant surprise as many budgets in the IT sector are on the decline," said Matt Stansberry, Uptime Institute Director of Content and Publications. "Our survey, which has already piqued industry recognition in its early stages, is a true picture of where the industry is headed as our sample base represents many of the top data center owners and operators across the globe."

Click here to view the key findings of the survey

The 2012 survey represents responses from more than 2,000 owners, operators, vendors, consultants and users from around the world. The survey report focuses on the 1,100 owners and operators from this pool. Respondents were largely represented by the financial industry, technology service providers, manufacturing and government agencies. Over 75% manage more than one data center, with North America being the best-represented region.

Uptime Institute’s complete survey report drills down on many of the data points, carving out segments by company size, geography and vertical industry. It includes Uptime Institute’s expert analysis on Data Center Infrastructure Management (DCIM) adoption, equipment manufacturer market share, energy saving strategies for data center operators, and much more. Complimentary access to the full report is available for download with registration: http://uptimeinstitute.com/2012-survey-results.

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Topics: Emerson Network Power, data center infrastructure, Data Center, Green IT, data center design, cloud computing, kW per rack, data center energy, data center infrastructure management, PUE, electrical distribution, Green Technology, data center outages

Cloud Burst - Data Center Outages

by Mike Rinaldi on 7/11/12 10:32 AM

Muliple Generator Failures Cause 2nd Amazon Outage

cloud burst

Amazon Web Services says that the repeated failure of multiple generators in a single data center caused last Friday night’s power outage, which led to downtime for Netflix, Instagram and many other popular web sites. The generators in this facility failed to operate properly during two utility outages over a short period Friday evening when the site lost utility power, depleting the emergency power in the uninterruptible power supply (UPS) systems.

Amazon said the data center outage affected a small percentage of its operations, but was exacerbated by problems with systems that allow customers to spread workloads across multiple data centers. The company apologized for the outage and outlined the steps it will take to address the problems and prevent a recurrence.

> Read full article here now  
Rich Miller [Data Center Knowledge]

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