最小化安装操作系统。
Hostname=Ora11g203
配置网络：system-config-network
网络：ETH0è192.168.107.46/24 网关：192.168.107.3
配置完后，要重启网络：ifdown eth0; ifup eth0
以下，可以用SSH登录服务器。
开始Oracle的安装。
SecureCRT中文乱码的解决：因服务器LANG设置为“zh_CN.UTF-8”，所以设置会话选项 => 终端 => 外观 => 字符编码为“UTF-8”。
[root@ORA11g203 ~]# fdisk -l
Disk /dev/sda: 85.9 GB, 85899345920 bytes
255 heads, 63 sectors/track, 10443 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x0005d71b
Device Boot Start End Blocks Id System
/dev/sda1 * 1 64 512000 83 Linux
Partition 1 does not end on cylinder boundary.
/dev/sda2 64 10444 83373056 8e Linux LVM
Disk /dev/mapper/vg_ora11g203-lv_root: 53.7 GB, 53687091200 bytes
255 heads, 63 sectors/track, 6527 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg_ora11g203-lv_root doesn't contain a valid partition table
Disk /dev/mapper/vg_ora11g203-lv_swap: 4227 MB, 4227858432 bytes
255 heads, 63 sectors/track, 514 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg_ora11g203-lv_swap doesn't contain a valid partition table
Disk /dev/mapper/vg_ora11g203-lv_home: 27.5 GB, 27455913984 bytes
255 heads, 63 sectors/track, 3337 cylinders
Units = cylinders of 16065 * 512 = 8225280 bytes
Sector size (logical/physical): 512 bytes / 512 bytes
I/O size (minimum/optimal): 512 bytes / 512 bytes
Disk identifier: 0x00000000
Disk /dev/mapper/vg_ora11g203-lv_home doesn't contain a valid partition table
[root@ORA11g203 ~]# lvdisplay
--- Logical volume ---
LV Name /dev/vg_ora11g203/lv_root
VG Name vg_ora11g203
LV UUID SKL2Ai-ejLX-h3mk-m86Q-Xk0f-yjb5-9PvLrm
LV Write Access read/write
LV Status available
# open 1
LV Size 50.00 GiB
Current LE 12800
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:0
--- Logical volume ---
LV Name /dev/vg_ora11g203/lv_home
VG Name vg_ora11g203
LV UUID 23VYuZ-oe6w-ZOKY-KBem-uYwz-tK7b-TU2e0P
LV Write Access read/write
LV Status available
# open 1
LV Size 25.57 GiB
Current LE 6546
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:2
--- Logical volume ---
LV Name /dev/vg_ora11g203/lv_swap
VG Name vg_ora11g203
LV UUID TVW62d-yMJK-xQaV-sYLH-OYvz-EFjL-lVCDld
LV Write Access read/write
LV Status available
# open 1
LV Size 3.94 GiB
Current LE 1008
Segments 1
Allocation inherit
Read ahead sectors auto
- currently set to 256
Block device 253:1
[root@ORA11g203 ~]# df -k
文件系统 1K-块 已用 可用 已用% 挂载点
/dev/mapper/vg_ora11g203-lv_root
51606140 2030100 46954600 5% /
tmpfs 1025360 0 1025360 0% /dev/shm
/dev/sda1 495844 50348 419896 11% /boot
/dev/mapper/vg_ora11g203-lv_home
26391624 176064 24874940 1% /home
关闭sendmail和iptables：
[root@ORA11g203 ~]# chkconfig --list iptables
iptables 0:关闭 1:关闭 2:启用 3:启用 4:启用 5:启用 6:关闭
[root@ORA11g203 ~]# chkconfig iptables off
[root@ORA11g203 ~]# chkconfig --list iptables
iptables 0:关闭 1:关闭 2:关闭 3:关闭 4:关闭 5:关闭 6:关闭
[root@ORA11g203 ~]# service iptables stop
iptables：清除防火墙规则：[确定]
iptables：将链设置为政策 ACCEPT：filter [确定]
iptables：正在卸载模块：[确定]
[root@ORA11g203 yum.repos.d]# chkconfig --list ip6tables
ip6tables 0:关闭 1:关闭 2:启用 3:启用 4:启用 5:启用 6:关闭
[root@ORA11g203 yum.repos.d]# chkconfig ip6tables off
[root@ORA11g203 yum.repos.d]# chkconfig --list ip6tables
ip6tables 0:关闭 1:关闭 2:关闭 3:关闭 4:关闭 5:关闭 6:关闭
[root@ORA11g203 yum.repos.d]# service ip6tables stop
ip6tables：清除防火墙规则：[确定]
ip6tables：将 chains 设置为 ACCEPT 策略：filter [确定]
ip6tables：正在卸载模块：[确定]
[root@ORA11g203 ~]# chkconfig --list sendmail
在 sendmail 服务中读取信息时出错：没有那个文件或目录
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