准备工作：
下载oracle 10g install for linux官方文档
Linux系统需安装的软件：
GNOME Desktop Environment / KDE
X Window System
Editors
Development Tools
Legacy Software Development
Oracle 10g 要求linux 的版在2.4.21-15.EL以上
在linux 系统上的准备工作：
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更改主机名：
Hostname node1
Vi etc/sysconfig/network
NETWORKING=yes
NETWORKING_IPV6=yes
HOSTNAME=node2
Vi /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
192.168.1.120 node2
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