主流云平台-马法比

,Click to edit Master title style,Click to edit Master text styles,Second level,Third level,Fourth level,Fifth level,2012-5-29,#,题目：,Analysis of cloud computing,platforms(Windows Azure,班级,:,电信,082,学生姓名：马法比,学号：,60802035,指导教师,:,郝卫东,Background,significance,Basic important definitions,Amazon web services,Google App Engine,Windows Azure,Conclusion,Contents:,Cloud computing is growing in popularity with the raise of social networking sites,web-based E-mail systems and other applications.Particularly in the business community,cloud computing is becoming the preferred method for accessing services on the internet due to the advantages that come along with it.Cloud computing makes integrating applications simpler and easier.All activities are directed by and stored on the same data center.Upgrades are automated and all the information is the most recent available.Sales representatives can communicate with clients,managers can communicate with sales representative and everyone has access to all aspects of the businesses with real-time data.These numerous advantages have led to fast growth of cloud computing technology and the raise of new cloud computing platforms and the increase in services provided.,Background,The boom in cloud over the past few years has brought a situation that usually occurs when new innovations and technologies surface.Many people hear of it,but very few really understand what it is and,more importantly how it works and of what benefit it can be to them.This paper attempts to clarify cloud computing platforms by offering comprehensive definition and the benefits it can bring to a business or people using it.,Significance,Basic definitions,Cloud computing is Internet based development and use of computer technology,It is a style of computing in which resources are provided as,a service over the Internet to users who need not have knowledge of,expertise in,or,control over the technology that supports them.These remote computing services offered by third parties via a TCP/IP connection to the public Internet.,Datacenter is the collection of servers where the application to which you subscribe is,housed.,Cloud platforms are typically made up of software and service that developers can use to build applications through an API on the cloud.These platforms are commonly referred to as platform-as-a-service(paas).These platforms provide an execution environment,database and web server were application developers can write,text and execute their applications without managing the underlying software and hardware layers.,Basic definitions,Basic definition,PaaS supplies all the resources required to build applications and services completely,from the Internet,without having to download or install software.,Amazon,may be the most widely known,cloud vendor,.They offer services on many different,fronts,from storage,to,platform to databases.,Amazon Elastic Compute Cloud(Amazon EC2),Amazon Elastic Compute Cloud(Amazon EC2)is a web,service that,offers,resizable compute,capacity in the cloud and is designed to make web scaling easier for,developers.Amazon,EC2 provides a simple web interface that allows you to obtain and,configure capacity,with little difficulty.It allows you control of your computing resources.,AmazonEC2,cuts the time it takes to obtain and boot new server instances to a few minutes,allowing you to change scale as your needs change.,Amazon Web services,Amazon SimpleDB,For database services,Amazon offers its Amazon SimpleDB.It provides core database,functions of data indexing and querying.This service works closely with Amazon Simple,Storage Service(Amazon S3)and Amazon EC2.This provides the ability to store,process,and query data sets in the cloud.Amazon offers the feature because traditional relational databases require a sizable upfront expense.They are also complex to design and often require the employment of a database administrator.Amazon SimpleDB isas the name sayssimpler.It requires no schema,automatically indexes data,and provides a simple API for storage and access.This makes the process easier to manage and eliminates the administrative burden of data modeling,index maintenance,and performance tuning.,Amazon Simple Storage Service(Amazon S3),Amazon Simple Storage Service(Amazon S3)is Amazons storage solution for the Internet.,It is designed to make web-scale computing easier for developers.,Amazon S3 utilizes a simple web services interface that can be used to store and retrieve,any amount of data from anywhere on the Web.It gives developers access to the same data,storage infrastructure that Amazon uses to run its own retail empire.,Amazon Simple Queue Service(Amazon SQS),Amazon Simple Queue Service(Amazon SQS)offers a scalable,hosted queue for storing messages as they travel between computers.Developers can move data between distributed components of their applications that perform different tasks,without losing messages or,requiring each component to be always available.Amazon SQS a