資訊環境的下一個世代 ~~ 雲端世代 ~~
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資訊環境的下一個世代 ~~ 雲端世代 ~~. 中臺科技大學 文教事業經營研究所 新知分享 資訊管理系教授 陳錦杏 日期： 100 年 3 月 26 日. 眾說紛紜的雲端科技. 維基百科，自由的百科全書 最早的雲端專有名詞 雲端運算 雲端運算 （ cloud computing ，中國大陸譯作 雲計算 ） 是一種基於網際網路的運算新方式 透過網際網路結構、自治的服務為個人和企業使用者提供按需即取的運算 資源是在網際網路上，而在電腦流程圖中， 網際網路 常以一個雲狀圖案來表示，因此可以形象地類比為雲運算 - PowerPoint PPT PresentationTRANSCRIPT
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cloud computing
(cloud computing)""Cloud computing(Distributed Computing)(Grid Computing)1999SETI@home500
Grid Computing
Utility ComputingITSoftware as a ServiceCloud Computing
Office
https://www.google.com/hostedhttp://smallbusiness.yahoo.com/email/www.zimbra.com
many others
Word
www.writely.comwww.writeboard.comwww.inetword.commany others
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Contacts
Project Mgmt.www.basecamp.comwww.jot.comwww.dreamfactory.commany others
Gartner(Cloud Computing Services)(Cloud Computing Technologies)Amazon EC2
Cloud Computing
(Data Center)GoogleiGoogleGoogle Calendar
IaaSPaaSSaaSIaaSInfrastructure as a Service()PaaSPlatform as a Service()SaaSSoftware as a Service()Increasingly popular with SMEs No hardware or software to manageService delivered through a browserPlatforms are built upon Infrastructure, which is expensiveEstimating demand is not a science!Platform management is not fun!Full OS accessFirewallsRoutersLoad balancing
Windows GoogleAmazon Yahoo..Amazon : Web ServiceAWSAmazon EC2Small (Default) $0.10 per hour $0.125 per hourAll Data Transfer $0.10 per GBAmazon S3$0.150 per GB first 50 TB / month of storage used $0.100 per GB all data transfer in$0.01 per 1,000 PUT, COPY, POST, or LIST requestsPaying for What You Use
13Google : App Enginegoogle500MB of storageup to 5 million page views a month10 applications per developer account LimitLanguage: PythonJavaweb applicationsWindows : AzureWindows Azure Azure .Net servicesSQL servicesLive services
Yahoo : HadoopApache Yahoo 2006Hadoop20082Hadoop21Hadoop5 Petabytes1
15eIT-3D ()/(99)(98)24 WWW (98)2010(2010 Horizon Report K-12 Edition)-IRS(Interactive Response System)e2/19
274/19HP DL785 1
285/1922-
30/123
VM/(Node Cluster)(SpO2ECG)6/19
7/194(;)
8/195(Citrix XenServer)
9/196ClientDeviceGateway(Thread)GatewayECG(Cloud Controller)5(Node_VM)10/19
11/19
()(Node)12/19-
13/19
16/1918/1939
Cloud Computing
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IT-
201190%(2008-201197)!!