[mw_shl_code=shell,false]#!/bin/bash
#function:在rhel6上安装oracle
#author:hellen
#time:2012-05-13

#修改系统版本号
echo "Red Hat Enterprise Linux Server release 4 (Tikanga)" > /etc/redhat-release
#增加oracle用户和对应的环境变量
groupadd oinstall
groupadd dba
useradd -g oinstall -G dba,root -d /home/oracle oracle
echo "oracle" | passwd --stdin oracle
mkdir -p /u01/app/oracle
chown oracle:oinstall /u01/app/oracle
echo "export ORACLE_BASE=/u01/app/oracle" >> /home/oracle/.bash_profile
echo 'export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/db_1' >> /home/oracle/.bash_profile
echo "export ORACLE_SID=orcl" >> /home/oracle/.bash_profile
echo 'export LD_LIBRARY_PATH=$ORACLE_HOME/lib' >> /home/oracle/.bash_profile
echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:/usr/lib:/usr/X11R6/lib' >> /home/oracle/.bash_profile
echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/jdk/jre/lib/i386' >> /home/oracle/.bash_profile
echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/jdk/jre/lib/i386/server' >> /home/oracle/.bash_profile
echo 'export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/rdbms/lib' >> /home/oracle/.bash_profile
echo 'export CLASS_PATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib' >> /home/oracle/.bash_profile
echo 'export CLASS_PATH=$CLASS_PATH:$ORACLE_HOME/rdbms/jlib' >> /home/oracle/.bash_profile
echo 'export CLASS_PATH=$CLASS_PATH:$ORACLE_HOME/network/jlib' >> /home/oracle/.bash_profile
echo 'export TNS_ADMIN=$ORACLE_HOME/network/admin' >> /home/oracle/.bash_profile
echo "export NLS_LANG=american_america.AL32UTF8" >> /home/oracle/.bash_profile
echo "export ORACLE_TERM=xterm" >> /home/oracle/.bash_profile
echo "export EDITOR=vi" >> /home/oracle/.bash_profile
echo 'export PATH=$ORACLE_HOME/bin:$PATH' >> /home/oracle/.bash_profile
echo "export LANG=en_US" >> /home/oracle/.bash_profile

# Oracle2
echo "fs.file-max = 65536" >> /etc/sysctl.conf
echo "kernel.sem = 250 32000 100 128" >> /etc/sysctl.conf
echo "kernel.shmall = 2097152" >> /etc/sysctl.conf
echo "kernel.shmmni = 4096" >> /etc/sysctl.conf
echo "kernel.shmmax = 536870912" >> /etc/sysctl.conf
echo "net.core.rmem_default=262144" >> /etc/sysctl.conf
echo "net.core.rmem_max=262144" >> /etc/sysctl.conf
echo "net.core.wmem_default=262144" >> /etc/sysctl.conf
echo "net.core.wmem_max=262144" >> /etc/sysctl.conf
echo "net.ipv4.ip_local_port_range = 1024 65000" >> /etc/sysctl.conf

# Oracle3
echo "session required /lib/security/pam_limits.so" >>/etc/pam.d/login
# Oracle4
echo "oracle soft nproc 2047" >>/etc/security/limits.conf
echo "oracle hard nproc 16384" >>/etc/security/limits.conf
echo "oracle soft nofile 1024" >>/etc/security/limits.conf
echo "oracle hard nofile 65536" >>/etc/security/limits.conf

# Oracle5
echo 'if [ $USER = "oracle" ]; then' >> /etc/profile
echo ' if [ $SHELL = "/bin/ksh" ]; then' >> /etc/profile
echo ' ulimit -p 16384' >> /etc/profile
echo ' ulimit -n 65536' >> /etc/profile
echo ' else' >> /etc/profile
echo ' ulimit -u 16384 -n 65536' >> /etc/profile
echo ' fi' >> /etc/profile
echo 'fi' >> /etc/profile[/mw_shl_code]