centos静默安装oracle12c

setenforce 0

         修改配置文件（需要重启）:  将SELINUX=enforcing改为SELINUX=disabled

[root@SVR-3-125 ~]# vi /etc/selinux/config

 

•  升级程序包（可选)

[root@SVR-3-125 ~]# yum update -y

•  修改hosts，添加一条主机记录

[root@SVR-3-125 ~]# vi /etc/hosts

• 安装oracle所需的软件包

yum install gcc gcc-c++ glibc glibc-devel glibc-headers ksh libaio libaio-devel libgcc libstdc++ libstdc++-devel make sysstat unixODBC unixODBC-devel zlib-devel unzip compat-libcap1 compat-libstdc++-33

 

• 添加oracle用户组

[root@SVR-3-125 ~]#groupadd oinstall

[root@SVR-3-125 ~]#groupadd dba

[root@SVR-3-125 ~]#groupadd oper

[root@SVR-3-125 ~]#useradd -g oinstall -G dba,oper oracle

• 修改系统参数/etc/sysctl.conf

[root@SVR-3-125 ~]# vim  /etc/sysctl.conf

添加如下内容：

fs.file-max = 6815744
kernel.sem = 250 32000 100 128
kernel.shmmni = 4096
kernel.shmall = 1073741824
kernel.shmmax = 4398046511104
net.core.rmem_default = 262144
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048576
fs.aio-max-nr = 1048576
net.ipv4.ip_local_port_range = 9000 65500

使应用生效

[root@SVR-3-125 ~]#sysctl -p

• 修改/etc/security/limits.conf

[root@SVR-3-125 ~]# vim /etc/security/limits.conf

添加以下参数：

oracle   soft   nofile   1024
oracle   hard   nofile   65536
oracle   soft   nproc    2047
oracle   hard   nproc    16384
oracle   soft   stack    10240
oracle   hard   stack    32768

 

• 创建安装文件夹

[root@SVR-3-125 ~]# mkdir -p /usr/local/oracle/product/12.1.2/db_1
[root@SVR-3-125 ~]#  chown oracle:oinstall /usr/local/oracle -R

 

centos静默安装oracle12c

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