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Glossary

AEM (Active Energy Manager)
An IBM tool to measure energy use on each server and other IT devices.

AFCOM (Association for Computer Operations Management)
An organization that provides education and resources for data center
managers.
AIX (Advanced Interactive Executive)
AIX is IBM’s version of UNIX.
ptg
Alliance to Save Energy
An organization that promotes energy efficiency worldwide.
AMD (Advanced Micro Devices)
A microprocessor manufacturer and the main competitor to Intel.
APC (American Power Conversion)
A company that deals with data center efficiency.
ASHRAE (American Society of Heating, Refrigerating, and Air
Conditioning Engineers)
An engineering society that has always been involved in the design of
efficient plumbing to heat and cool buildings and data centers.
ASME (American Society of Mechanical Engineers)
An engineering society that promotes the mechanical engineering pro-
fession.
bandwidth
The amount of data that can be transmitted across a particular network.
Basic Ethernet has a 10-Mbps bandwidth; however, 100-Mbps Ethernet
and recently Gigabit Ethernet are common for corporate LANs and
server farm infrastructure.
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