Centos5.8_x86_64+ASM+ORACLE11G
Centos5.8_x86_64+ASM+ORACLE11G操作系统Centos5.8_64位安装桌面，关闭SELINUX以及关闭防火墙，1、内存以及swap分区大小，服务器2G以上内存就可以安装，尽可能给
Centos5.8_x86_64+ASM+ORACLE11G
操作系统Centos5.8_64位
安装桌面，虚拟主机，关闭SELINUX以及关闭防火墙，
1、内存以及swap分区大小，服务器2G以上内存就可以安装，服务器空间，尽可能给大些。
Minimum: 1 GB of RAM
Recommended: 2 GB of RAM or more
To determine the RAM size, enter the following command:
#grep MemTotal /proc/meminfo
Swap分区大小设置
Between 1 GB and 2 GB 分配1.5 times the size of the RAM
Between 2 GB and 16 GB 分配Equal to the size of the RAM
More than 16 GB 分配16GB
#grep SwapTotal /proc/meminfo 确定大小
2、需要安装以下软件
binutils-2.20.51.0.2-5.11.el6 (x86_64)
compat-libcap1-1.10-1 (x86_64)
compat-libstdc++-33-3.2.3-69.el6 (x86_64)
compat-libstdc++-33-3.2.3-69.el6.i686
gcc-4.4.4-13.el6 (x86_64)
gcc-c++-4.4.4-13.el6 (x86_64)
glibc-2.12-1.7.el6 (i686)
glibc-2.12-1.7.el6 (x86_64)
glibc-devel-2.12-1.7.el6 (x86_64)
glibc-devel-2.12-1.7.el6.i686
ksh
libgcc-4.4.4-13.el6 (i686)
libgcc-4.4.4-13.el6 (x86_64)
libstdc++-4.4.4-13.el6 (x86_64)
libstdc++-4.4.4-13.el6.i686
libstdc++-devel-4.4.4-13.el6 (x86_64)
libstdc++-devel-4.4.4-13.el6.i686
libaio-0.3.107-10.el6 (x86_64)
libaio-0.3.107-10.el6.i686
libaio-devel-0.3.107-10.el6 (x86_64)
libaio-devel-0.3.107-10.el6.i686
make-3.81-19.el6
sysstat-9.0.4-11.el6 (x86_64)
unixODBC*
libXp
pdksh
配置Yum安装
将光盘挂载到/mnt位置
[root@oracle ~]# mount /dev/cdrom /mnt
[root@oracle ~]# vi /etc/yum.repos.d/base.repo
[base]
name=base
baseurl=file:///mnt/
enabled=1
gpgcheck=0
执行下面语句安装
yum -y install binutils compat-* elfutils-libelf* gcc gcc-c++ glibc* kernel-headers ksh libaio* libgcc libgomp libstdc++* make sysstat libXp pdksh.x86_64 unixODBC unixODBC-devel
3、注意主机名
[oracle@oracle11g ~]$ cat /etc/hosts
# Do not remove the following line, or various programs
# that require network functionality will fail.
127.0.0.1 oracle11g localhost.localdomain localhost
::1 localhost6.localdomain6 localhost6
172.16.40.30 oracle
4、建立相应的用户和组
[root@oracle ~]# groupadd oinstall
[root@oracle ~]# groupadd dba
[root@oracle ~]# groupadd asmadmin
[root@oracle ~]# groupadd asmdba
[root@oracle ~]# useradd -g oinstall -G asmdba,asmadmin,dba grid
[root@oracle ~]# useradd -g oinstall -G dba,asmdba oracle
[root@oracle ~]# passwd grid
[root@oracle ~]# passwd oracle
[root@oracle ~]# id grid
uid=500(grid) gid=500(oinstall) groups=500(oinstall),501(dba),502(asmadmin),503(asmdba)
[root@oracle ~]# id oracle
uid=501(oracle) gid=500(oinstall) groups=500(oinstall),501(dba),503(asmdba)
5、修改/etc/sysctl.conf文件，添加以下内容
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
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