Minimum Hardware Requirements.
OS:- CentOS 5.6
Memory:- 1 GB
Harddisk:- 20 GB
Installing rpm packages which are required for Oracle installation
Application:- Graphical Internet
Development:-Development Libraries, Development Tools, GNOME Software Development
Java Development, Legacy Software Development, X Software Development
From X Software Development----go to option and check on---libXp-devel and openmotif
Servers:-Server Configuration Tools,Web Server, Windows File Server
Base System:-Administration Tools,Base, Java, Legacy Software Support, System Tools,X Window system
From Legacy Software Support---select compat
From System Tools--select sysstat
During the Installation: Disable the firewall and SELinux.
For ORACLE:
1.Verify that following packages are installed.
5. Add the following security parameter in /etc/security/limits.con
10.edit /etc/redhat-release
OR
OS:- CentOS 5.6
Memory:- 1 GB
Harddisk:- 20 GB
Installing rpm packages which are required for Oracle installation
Application:- Graphical Internet
Development:-Development Libraries, Development Tools, GNOME Software Development
Java Development, Legacy Software Development, X Software Development
From X Software Development----go to option and check on---libXp-devel and openmotif
Servers:-Server Configuration Tools,Web Server, Windows File Server
Base System:-Administration Tools,Base, Java, Legacy Software Support, System Tools,X Window system
From Legacy Software Support---select compat
From System Tools--select sysstat
During the Installation: Disable the firewall and SELinux.
For ORACLE:
1.Verify that following packages are installed.
binutils.i386 compat-gcc-7.3-2.96.128.i386 compat-gcc-c++-7.3-2.96.128.i386 compat-libstdc++-7.3-2.96.128.i386 compat-libstdc++-devel-7.3-2.96.128.i386 cpp.i386 gcc.i386 gcc-c++.i386 glibc.i386 glibc-common.i386 glibc-devel.i386 glibc-headers.i386 libstdc++.i386 libstdc++-devel.i386 libaio libaio-devel.i386 libXp.i386 pdksh.i386 setarch.i386
sysstat.i386
rpm -q binutils compat-gcc-7.3-2.96.128 compat-gcc-c++-7.3-2.96.128
compat-libstdc++-7.3-2.96.128 compat-libstdc++-devel-7.3-2.96.128
cpp gcc gcc-c++ glibc glibc-common glibc-devel glibc-headers libstdc++
libstdc++-devel libaio libaio-devel libXp pdksh setarch sysstat
installing the rpm:- libaio-devel-0.3.106-3.2.i386.rpm
2.Edit /etc/hosts file Add hostname and ip address eg. 192.168.11.30 oracletest.com.np
3. Edit /etc/sysctl.conf
kernel.shmmax = 4294967295 kernel.shmall = 268435456 kernel.sem = 250 32000 100 128 net.ipv4.tcp_rmem = 4096 262144 524288 net.ipv4.tcp_wmem = 4096 262144 524288 net.core.rmem_default = 262144 net.core.rmem_max = 262144 net.core.wmem_default = 262144 net.core.wmem_max = 262144 net.ipv4.tcp_syn_retries = 2 net.ipv4.tcp_retries2 = 3 net.ipv4.tcp_keepalive_time = 30 net.ipv4.tcp_keepalive_intvl = 60 net.ipv4.ip_forward = 0 net.ipv4.conf.default.rp_filter = 1 net.ipv4.ip_local_port_range = 1024 65000
4. Run the following command to change the kernel parameters/sbin/sysctl -p
5. Add the following security parameter in /etc/security/limits.con
oracle soft nproc 2047 oracle hard nproc 16384 oracle soft nofile 1024 oracle hard nofile 65536
6. Edit /etc/pam.d/login and add following line
session required pam_limits.so
7. SElinux and firewall should be turned off modify /etc/selinux/config
SELINUX=disabled
8.Creating following users and Groups groupadd oinstall groupadd dba groupadd oper useradd -g oinstall -G dba oracle passwd oracle9.Create directory to house oracle and change ownership
#mkdir -p /u01/app/oracle/product/10.2.0/db_1 #chown -R oracle.oinstall /u01
10.edit /etc/redhat-release
OR
runinstaller ignoresysprereqs
11.Edit the /home/oracle/.bash_profile add the following lines # Oracle Settings TMP=/tmp; export TMP TMPDIR=$TMP; export TMPDIR ORACLE_BASE=/u01/app/oracle; export ORACLE_BASE ORACLE_HOME=$ORACLE_BASE/product/10.2.0/db_1; export ORACLE_HOME ORACLE_SID=testdb; export ORACLE_SID ORACLE_TERM=xterm; export ORACLE_TERM PATH=$ORACLE_HOME/bin:$PATH; export PATH LD_LIBRARY_PATH=$ORACLE_HOME/lib:/lib:/usr/lib; export LD_LIBRARY_PATH CLASSPATH=$ORACLE_HOME/JRE:$ORACLE_HOME/jlib:$ORACLE_HOME/rdbms/jlib; export CLASSPATH if [ $USER = "oracle" ]; then if [ $SHELL = "/bin/ksh" ]; then ulimit -p 16384 ulimit -n 65536 else ulimit -u 16384 -n 65536 fi fi12.Log into the oracle user. Execute command xterm to verify DISPLAY environmental variable set properly else