redhat6.4简易安装oracle12C
这里只是把安装用到的三个脚本贴出来，详细安装文档请下载附件
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service_close.sh
说明：安装好系统后关闭不必须的服务
#!/bin/bash
#description :the script is used to close some unnecessary services
#by lineqi
#2014-06-28
chkconfig --level 2345 NetworkManager off
service NetworkManager stop
chkconfig --level 2345 cups off
service cups stop
chkconfig --level 2345 ip6tables off
service ip6tables stop
chkconfig --level 345 netfs off
service netfs stop
chkconfig --level 345 nfslock off
service nfslock stop
chkconfig --level 2345 postfix off
service postfix stop
chkconfig --level 2345 iptables off
service iptables stop
set_userinfo.sh
说明：设置oracle用户信息及安装目录
#!/bin/bash
#description:this script used to create a oracle groups user user environment settings the installation directory
#by lineqi
#2014-07-26
#Add oracle groups
groupadd -g 501 oinstall
groupadd -g 502 dba
groupadd -g 503 oper
#Add oracle user and Seting a oracle user password
useradd -u 502 -g oinstall -G dba,oper oracle;echo "oracle"|passwd --stdin oracle
#Seting a oracle user password
#passwd oracle<
#oracle
#EOF
#mkdir the oracle installation directory
mkdir -p /u01/app/oracle
mkdir -p /u01/app/oraInventory
chmod -R 777 /u01/app
chown -R oracle:oinstall /u01/app/
#Add the following content to /home/oracle/.bash_profile
cat>>/home/oracle/.bash_profile<
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=/u01/app/oracle/product/12.1.0/dbhome_1
export PATH=\$ORACLE_HOME/bin:.:\$PATH
export NLS_LANG=AMERICAN_AMERICA.ZHS16GBK
export ORACLE_UNQNAME=orcl
EOF
su - oracle -c ". .bash_profile"
set_para.sh
说明：设置安装oracle时所需要的参数
#!/bin/bash
#description:this script is used to set the oracle installation environment parameters
#by lineqi
#2014-07-26
#Add the following contents to /etc/security/limits.conf
cat>>/etc/security/limits.conf<
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft stack 10240
oracle hard stack 10240
EOF
sleep 2
#Add the following contents to /etc/pam.d/login
cat>>/etc/pam.d/login<
session required pam_limits.so
EOF
sleep 1
#Add the following contents to /etc/sysctl.conf
cat>>/etc/sysctl.conf<
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
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
fs.file-max = 6815744
EOF
sysctl -p >>/dev/null 2>&1
#Add the following contents to /etc/profile
cat>>/etc/profile<
if [ \$USER = "oracle" ]; then
if [ \$SHELL = "/bin/ksh" ]; then
ulimit -p 16384
ulimit -n 65536
else
ulimit -u 16384 -n 65536
fi
umask 022
fi
EOF
#Replace the following contents to /etc/selinux/config
sed -i "s/SELINUX=enforcing/SELINUX=disabled/g" `grep SELINUX=enforcing -rl /etc/selinux/config`
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