Cloudify组件名词解释
cloudify是Gigaspaces XAP(商用)的精简版,以下有部分XAP的内容：
The Runtime Environment（运行环境，各组件图）
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Runtime+Environment
术语介绍
http://wiki.gigaspaces.com/wiki/display/XAP9/Terminology
Terminology - Basic Components — GigaSpaces basic components.
Terminology - Data Grid Topologies — GigaSpaces Data-Grid components
Terminology - Runtime Components — GigaSpaces runtime components
Terminology - Space-Based Architecture — GigaSpaces SBA components
Web Management Console
http://wiki.gigaspaces.com/wiki/display/XAP9/Web+Management+Console
USM——Universal Service Manager
http://www.cloudifysource.org/guide/2.2/overview/universal_service_manager.html
http://my.oschina.net/hjswust/blog/125143
ESM——Elastic Service Manager
http://wiki.gigaspaces.com/wiki/display/XAP71/The+Elastic+Service+Manager
GSM——Grid service manager
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Grid+Service+Manager
GSC——Grid service container
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Grid+Service+Container
GSA——GigaSpaces agent
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Grid+Service+Agent
LUS——Lookup Service
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Lookup+Service
GigaSpaces Space
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Space+Component
Web Processing Unit Container
http://wiki.gigaspaces.com/wiki/display/XAP9/Web+Processing+Unit+Container
Elastic Processing Unit
http://wiki.gigaspaces.com/wiki/display/XAP9/Elastic+Processing+Unit
Service-Level-Agreement(SLA)服务等级协议
http://wiki.gigaspaces.com/wiki/display/XAP9/Configuring+the+Processing+Unit+SLA
eXtreme Application Platform(XAP)
http://wiki.gigaspaces.com/wiki/display/XAP9/XAP+Overview
The Application Layer
http://wiki.gigaspaces.com/wiki/display/XAP9/The+Application+Layer
GigaSpaces Management Center(Management UI)
http://wiki.gigaspaces.com/wiki/display/XAP9/GigaSpaces+Management+Center+%28UI%29+Security
Running and Debugging Within Your IDE
http://wiki.gigaspaces.com/wiki/display/XAP9/Running+and+Debugging+Within+Your+IDE
当用户安装一个配方时，实际是调用ESM来执行部署命令。然后ESM启动应用的每个服务所需的云中虚拟机，并在每个VM中安装和运行 GSA和GSC.一旦虚拟机被启动，ESM进行工作并提供服务实例。 而且它将服务配方和应用所有可执行文件上传到GSC。实际上，是部署USM到GSC来完成这一操作的。 USM运行配方中相关的生命周期指令(init, start, postStart). 服务实例启动后，USM使用配方中的监控配置来监视服务实例的运行。 (比如，tomcat：连接本地tomcat实例的并调用相关的方法JMX服务).