####Installing Oracle ASM On Linux VM ###################

####software requirements########
VMware Workstation 10.0.0 
Oracle Enterprise Linux 64-bit
Oracle Database Grid Infrastructure 11g R2 for Linux x86-64
Oracle Database 11g Release 2 (11.2.0.3) for Linux x86-64

####hardware requirements#########
at least 50G Storage 
at least 2G RAM
at least 4 core CPU


####Linux setting###########
##Step 1
vi /etc/hosts

##Step 2
Packages

##Step 3
groupadd asmadmin
groupadd asmdba
groupadd asmoper
groupadd oinstall
groupadd dba
groupadd oper

##Step 4
useradd -g oinstall -G asmadmin,asmdba,asmoper,dba -m grid
usermod -g oinstall -G dba,oper,asmadmin,asmdba -m oracle

##Step 5 (not nessery)
shared_pool_size= 128M
large_pool= 12m
db_cache_size= 64m

##Step 6
/sbin/service iptables status
##off kardane selinux,firewall
/sbin/service iptables stop

chkconfig iptables off

##Step 7
vi /etc/selinux/config

##Step 8 (not nessery)
vi /etc/sysctl.conf

/*
kernel.shmmni = 4096
kernel.sem = 250 32000 100 128
fs.file-max = 6815744
fs.aio-max-nr = 1048576
net.ipv4.ip_local_port_range = 1500 65500
net.core.rmem_default = 1048576
net.core.rmem_max = 4194304
net.core.wmem_default = 262144
net.core.wmem_max = 1048576
*/

sysctl -p

##Step 9 (only values grid)
/etc/security/limits.conf

oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536
## nessery
grid soft nproc 2047
grid hard nproc 16384
grid soft nofile 1024
grid hard nofile 65536

##Step 10
vi /etc/pam.d/login
session  required  pam_limits.so

##Step 11
mkdir -p /u01/app/grid
chown -R grid:oinstall /u01/
chmod -R 775 /u01/ 
mkdir -p /u02/app/oracle
chown -R oracle:oinstall /u02/
chmod -R 775 /u02/ 

##Step 12
passwd grid
su - grid
vi .bash_profile

export ORACLE_SID=+ASM;  
export ORACLE_BASE=/u01/app/grid; 
export ORACLE_HOME=/u01/app/grid/product/11.2.0/grid; 
export PATH=$ORACLE_HOME/bin:$PATH; 
export LD_LIBRARY_PATH=$ORACLE_HOME/lib:$LD_LIBRARY_PATH;

. .bash_profile
exit

##Step 13
passwd oracle
su - oracle
vi .bash_profile

PATH=$PATH:$HOME/bin	
export PATH
export ORACLE_BASE=/u02/app/oracle
export ORACLE_HOME=/u02/app/oracle/product/11.2.0/db_1
export PATH=$ORACLE_HOME/bin:$PATH
export LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/lib
# export NLS_LANG=AMERICAN_AMERICA.UTF8
export ORACLE_SID=orcl
export DB_UNQNAME=orcl
export ORACLE_UNQNAME=orcl

##Step 14
shutdown -h now