Oracle Install Prerequisites:
Hardware Requirements
The system must meet the following minimum hardware requirements:
Requirement Minimum Value
RAM 1024 MB
Swap space Approx. twice the size of RAM
Disk space in /tmp 400 MB
Disk space for software files 3.5 GB
Disk space for database files 1.2 GB
Add the following lines in sysctl.conf
# /etc/sysctl.conf
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 536870912
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.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 536870912
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
The following or later version of packages for SUSE linux enterprise server 11 must be installed:
gcc-4.3
gcc-c++-4.3
glibc-devel-2.9
libaio-devel-0.3.104
libstdc++43-devel-4.3.3-20081022
libstc++-devel-4.3
sysstat-8.1.5
Create user and groups
Adding groups:
# groupadd oinstall
# groupadd dba
Adding user and assigning the group:
# useradd -g oinstall -G dba,oper,oracle
$ vi .profile
ORALCE_HOME=/home/oracle/app/oracle/product/11.2.0/dbhome_1
ORACLE_SID=oratest
ORACLE_BASE=/home/oracle/app/oracle
PATH=$PATH:$ORACLE_HOME/bin
TNS_ADMIN=$ORACLE_HOME/network/admin
LD_LIBRARY_PATH=$LD_LIBRARY_PATH:$ORACLE_HOME/lib
export ORACLE_HOME
export LD_LIBRARY_PATH
export PATH
export ORACLE_BASE
export ORACLE_SID
export ORACLE_BASE
Download Oracle 11g R2 Software from Oracle Site depending on your platform and extract file in the local directory.
login as oracle user and run the below command.
