This is very important information to help companies
understand why it’s essential to create more eco-friendly data centers.
There’s no doubt that technologies such as smartphones have
slowed down quite a bit over the past few years but data just continues growing
in leaps and bounds. In 2012, there were
500,000 data centers around the world to handle global traffic. Now, that number has risen to over 8
million! The growth in smartphone usage,
taking on IoT, and huge data analytics have contributed to the growth of data
centers but there is a price to pay.
Each year, millions of these data centers are dumping tons
of hardware, exhausting more electricity than can be imagined, and producing
carbon emissions that can only be matched by the airlines.
It has always been a challenge trying to predict the growth
in technology, but several resources predict that data center’s usage of energy
could absorb more than 10% of the supply by the year 2030 if left to its own
devices. This growth could very well add
to gas emissions along with an increase of e-waste. Researchers, including Britain’s leading expert,
Ian Bitterlin, said that the amount of energy used by these data centers is
expected to double every four years.
Surveys by Informa were conducted with hundreds of IT
leaders regarding their data center practices and the findings are
incredible! Data centers are using
approximately 3% of the world’s electrical supply while energy efficiency has
ranked in fourth place in priorities when constructing or leasing new data
centers. Most of the people who took the
survey knew nothing about their data center’s
PUE or Power Usage Effectiveness.
They also had no idea regarding the primary measure of their data
center’s efficiency and usually kept their data centers at unnecessary cold
temperatures, wasting even more power.
This has led to an uncomfortable image of the environment’s
future. Thanks to some industry leaders
who have stepped back and taken a closer look have adopted innovative ways to
address this conflict.
The Upside:
Over the past 5 years, the U.S. Department of Energy found
the increase in Internet traffic and data loads were being addressed by a wide
range of new technologies and designs, decreasing the data center’s consumption
of energy.
The Lawrence Berkeley National Laboratory estimated that if
80% of the servers in the United States were shifted over to optimized
facilities required in the distributed computing environments to effectively
scale from just a few servers to thousands.
This would result in a 25% drop in the use of energy.
For businesses that do not need or cannot afford a hyperspace
data center, a new concept of resource-optimized systems for data centers have
increased on the market. Over the past
few years, new server technologies and data center engineering have been
focusing on escalating resources and efficiency while limiting energy
needs. These solutions are looking for
new improvements in design and rethinking how standard data centers are being
created to achieve advanced performance and efficiencies.
The development of superior cooling techniques has become
one of the leading areas of improvement.
One solution has been put forward to locate data centers in cold
climates while another is allowing for fewer servers to be on and thereby not
wasting idling time.
In 2014, Facebook developed a system called Autoscale which
reduces the number of servers that need to be on during low-traffic hours. This has led to a savings of power by
approximately 10 to 15%. Other
companies, such as Google, have turned their attention to artificial
intelligence, or AI, to improve their internal cooling systems by matching the
weather and operation conditions which have reduced the usage of cooling energy
by almost 40%.
Another avenue that has grown in popularity is designing a
server system that can perform well at higher temperatures. Instead of cooling the system to a certain
temperature, newer hardware can run at higher temperatures without impacting
reliability. This, in turn, would
require significantly less cooling which would require less electricity for the
system.
Researchers are looking into other ways to make the use of
power more efficient. A study performed
by Control Up found that approximately 77% of the 140,000 servers they
researched were overloaded with hardware, increasing the consumption of power
while remaining active.
To solve this problem, combined resources can be integrated
into the design. This would allow servers to share computing resources between
systems and then be shared across many servers instead of being limited to
individual devices.
Another thought would be to enable a modular sustainable
infrastructure that will enable the upgrading of only missing elements of the
system. By creating a server with
independently upgradeable sub-systems, it would allow companies to be more
selective and efficient in preserving hardware that does not have to be
replaced. Intel has been redistributing
disaggregated system designs with their newest generation of CPUs which has
significantly contributed to the reduction of e-waste.
Toward The Future:
NASA’s Center for Environmental Research has been using
solutions for data centers that seem to be in line with green computing. NASA’s Global Modeling and Assimilation
Office’s Lesley Ort said they do not want to create a problem of greenhouse gas
pollution while they are researching it.
While organizations like NASA are making better improvements in research
and addressing the environment regarding data centers. Many companies have not
come to terms with the impact on the environment with their products and
services.
At this point, the most important step is to educate
companies on how important and beneficial more eco-friendly data centers will
be. Technologies for solving the growing
data center issues are ready and available.
They offer a double advantage of optimizing performance while reducing
environmental damage. Companies need to
know that data centers do not have to harm the environment if they are willing
to take the correct steps now.
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