OpenStack云计算口袋书－第一章－开始OpenStack之旅（六）第一章结束

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#运维

本文介绍如何使用配置管理客户端生成的密钥登录Ubuntu 12.04 LTS虚拟机实例，包括SSH命令的使用及登录后的系统信息概览。

六、登录虚拟机实例

1. 通过配置管理客户端 6 中生成的密钥访问虚拟机实例

xiaoyuwang@localhost:~/openstack$ ssh -i openstack.pem ubuntu@172.16.1.1
Welcome to Ubuntu 12.04.2 LTS (GNU/Linux 3.2.0-48-virtual i686)
* Documentation: https://help.ubuntu.com/
System information as of Sun Sep 15 17:12:18 UTC 2013
System load: 0.47              Processes:           59
Usage of /:   50.3% of 1.35GB   Users logged in:     0
Memory usage: 7%                IP address for eth0: 10.0.0.3
Swap usage:   0%
Graph this data and manage this system at https://landscape.canonical.com/
Get cloud support with Ubuntu Advantage Cloud Guest:
    http://www.ubuntu.com/business/services/cloud
Use Juju to deploy your cloud instances and workloads:
    https://juju.ubuntu.com/#cloud-precise
0 packages can be updated.
0 updates are security updates.
Last login: Sun Sep 15 17:11:08 2013 from 172.16.0.62
To run a command as administrator (user "root"), use "sudo <command>".
See "man sudo_root" for details.
ubuntu@server-1:~$