Install Oracle 11g on linux and Autostart after reboo. (Oracle 11g)

1). Add ip and domain /etc/hosts/
2). Add /etc/sysctl.conf
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
sysctl -p - apply changes
3). Add /etc/security/limits.conf
oracle soft nofile 1024
oracle hard nofile 65536
oracle soft nproc 2047
oracle hard nproc 16384
oracle soft stack 10240
oracle hard stack 32768
4). Install Packages
yum install binutils -y
yum install compat-libcap1 -y
yum install compat-libstdc++-33 -y
yum install compat-libstdc++-33.i686 -y
yum install gcc -y
yum install gcc-c++ -y
yum install glibc -y
yum install glibc.i686 -y
yum install glibc-devel -y
yum install glibc-devel.i686 -y
yum install ksh -y
yum install libgcc -y
yum install libgcc.i686 -y
yum install libstdc++ -y
yum install libstdc++.i686 -y
yum install libstdc++-devel -y
yum install libstdc++-devel.i686 -y
yum install libaio -y
yum install libaio.i686 -y
yum install libaio-devel -y
yum install libaio-devel.i686 -y
yum install libXext -y
yum install libXext.i686 -y
yum install libXtst -y
yum install libXtst.i686 -y
yum install libX11 -y
yum install libX11.i686 -y
yum install libXau -y
yum install libXau.i686 -y
yum install libxcb -y
yum install libxcb.i686 -y
yum install libXi -y
yum install libXi.i686 -y
yum install make -y
yum install sysstat -y
yum install unixODBC -y
yum install unixODBC-devel -y
5). Add dba group
groupadd -g 54321 oinstall
groupadd -g 54322 dba
groupadd -g 54323 oper
useradd -u 54321 -g oinstall -G dba,oper oracle
passwd oracle
6). Add Oracle folders
mkdir -p /u01/app/oracle/product/11.2.0/dbhome_1
mkdir -p /u01/setup
chown -R oracle:oinstall /u01
chmod -R 775 /u01
7). Install Oracle
8). Add .bash_profile
vi .bash_profile
. ./.bash_profile
export TMP=/tmp
export TMPDIR=$TMP
export ORACLE_HOSTNAME=localhost.localdomain
export ORACLE_UNQNAME=orcl
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/dbhome_1
export ORACLE_SID=orcl
export PATH=/usr/sbin:$PATH
export PATH=$ORACLE_HOME/bin:$PATH
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib
export CLASSPATH=$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib
9). Autostart oracle
vi /etc/oratab
chown oracle:oinstall /etc/oratab
chmod 777 /etc/oratab
Add
orcl:/u01/app/oracle/product/11.2.0/dbhome_1:Y
---
vi /etc/init.d/dbora
Add
#!/bin/bash
chkconfig: 35 99 10
description: Starts and stops Oracle processes
ORA_HOME=/u01/app/oracle/product/11.2.0/dbhome_1
ORA_OWNER=oracle
case "$1" in
'start')
su - $ORA_OWNER -c "$ORA_HOME/bin/lsnrctl start"
su - $ORA_OWNER -c $ORA_HOME/bin/dbstart
;;
'stop')
su - $ORA_OWNER -c "$ORA_HOME/bin/lsnrctl stop"
su - $ORA_OWNER -c $ORA_HOME/bin/dbshut
;;
esac
End of script dbora
chgrp dba /etc/init.d/dbora
chmod 750 /etc/init.d/dbora
chkconfig --add dbora
chkconfig --list | grep dbora
/etc/init.d/dbora stop
/etc/init.d/dbora start

[@sagayarajr664]

12:04 for db auto start/on