计算机云计算及其实现技术分析

云计算是一种新型的基于Internet的计算机技术。针对云计算的定义,介绍了其发展历史,比较了现有的云计算定义,并结合其虚拟化技术、动态可扩展、按需部署、高灵活性、高可靠性、高性价比等特点,给出了综合的概念。在总结了云计算技术的7种实现形式的基础上,分析了云计算技术的现状以及发展趋势。

Analysis of Cloud Calculation and its Realization on Computers

Cloud computing is a new Internet-based computer technology.This paper introduces the historical development of cloud computing in the narrow and broad senses.Various definitions of cloud computing are compared,and a generalized concept of cloud computing is put forward combining its features of virtualization,dynamic extensibility,deployment according to need,high flexibility,high reliability,and high cost efficiency.Following a summery of the seven forms of cloud computing technology,the present status an...