CentOS 6.8_x64 Oracle 12C 安装

1.下载地址

（需要注册oracle账号）

点击

2.登录CentOS 做准备工作

groupadd  oinstall
groupadd  dba
useradd -g oinstall -g dba -m oracle
passwd  oracle

3.传输 压缩包至Oracle home下的down

解压并且修改所属用户所属组

mkdir /home/oracle/app
mkdir /home/oracle/down
mkdir /home/oracle/app/oracle
mkdir /home/oracle/app/oradata
mkdir /home/oracle/app/oracle/product 

unzip  linux.x64_12cR2_database_1of2.zip
unzip  linux.x64_12cR2_database_2of2.zip
chown -R oracle:oinstall /home/oracle

4. 修改用户的SHELL限制

vi  /etc/security/limits.conf

oracle   soft    nproc    2047
oracle   hard    nproc    16384
oracle   soft    nofile     1024
oracle   hard    nofile    65536

5.

vi  /etc/pam.d/login

session   required    /lib/security/pam_limits.so
session   required    pam_limits.so

vi  /etc/sysctl.conf 

fs.file-max = 6815744
fs.aio-max-nr = 1048576
kernel.shmall = 2097152
kernel.shmmax = 2147483648
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default = 4194304
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048576

vi  /etc/profile

if [ $USER = "oracle" ]; then
if [ $SHELL = "/bin/ksh" ]; then
ulimit -p 16384
ulimit -n 65536
else
ulimit -u 16384 -n 65536
fi
fi

su - oracle

vi .bash_profile

umask 022
export ORACLE_BASE=/home/oracle/app
export ORACLE_HOME=$ORACLE_BASE/oracle/product/12.1.0/dbhome_1
export ORACLE_SID=orcl
export PATH=$PATH:$HOME/bin:$ORACLE_HOME/bin
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/usr/lib

6.安装依赖包

yum -y update
yum -y install ksh libaio-devel gcc-c++ libstdc++-devel compat-libstdc++-33 compat-libcap1