网格计算与云计算.ppt

文档介绍：网格计算与云计算
“Cloud” Computing is 1+ yr old
Michael Sheehan’s GoGrid Blog, July 25, 2008
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Confused?
SaaS
Utility Computing
SaaS = Software as a Service
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Virtualization
Grid Computing
Cluster Computing
Cloud Computing
P2P
One can categorize each component
Cloud Computing
SaaS
Grid Computing
Cluster Computing
Utility Computing
Usage Model
Infrastructure
Virtualization
P2P
网格计算
What is a Grid?
Enable “coordinated resource sharing & problem solving in dynamic, multi-institutional virtual organizations.”
(Source: “The Anatomy of the Grid”)
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Virtual Organizations
TeraGrid
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What is the TeraGrid?
Technology + Support = Science

自2004年10月已处于生产运行阶段，目前已用高性能网络集成了每秒750万亿次计算能力、30PB存储空间和100多个学科的数据库资源。
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TeraGrid’s 3-pronged strategy to further science
DEEP Science: Enabling Terascale Science
Make science more productive through an integrated set of very-high capability resources
ASTA projects
WIDE Impact: Empowering Communities
Bring TeraGrid capabilities to the broad science community
Science Gateways
OPEN Infrastructure, OPEN Partnership
Provide a coordinated, general purpose, reliable set of services and resources
Grid interoperability working group