环境管理网络
Create initial rings
before starting the object storage services,you must create the initial account,container,and object rings;
1. Account rings
创建基本的account.builder 文件
swift-ring-builder account.builder create 10 3 1
openStack 对象存储object storage swift
原文：http://www.cnblogs.com/ruiy/p/4766156.html