oracle11gR2安装

1.

If necessary, enter the following commands to create the oinstall and dba
groups:
# /usr/sbin/groupadd oinstall
# /usr/sbin/groupadd dba

2.

If the oracle user does not exist, enter the following command to create it:
# /usr/sbin/useradd -g oinstall -G dba oracle

3.

Enter the following command to set the password of the oracle user:
# passwd oracle

4.

Using any text editor, create or edit the vi  /etc/sysctl.conf file, and add or
edit lines similar to the following:

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 = 1048586

Enter the following command to change the current values of the kernel
parameters:
# /sbin/sysctl �Cp

5.

Add the following lines in the  vi /etc/security/limits.conf file:

oracle soft nproc 2047
oracle hard nproc 16384
oracle soft nofile 1024
oracle hard nofile 65536

6.

Add the following line to the vi /etc/pam.d/login file, if it does not already exist:
session required pam_limits.so

7.

Depending on the oracle user's default shell, make the following changes to the
default shell startup file:

For the Bourne, Bash, or Korn shell, add the following lines in the
/etc/profile file (or the /etc/profile.local file on SUSE Linux
Enterprise Server systems):
if [ $USER = "oracle" ]; then
if [ $SHELL = "/bin/ksh" ]; then
ulimit -p 16384
ulimit -n 65536
else
ulimit -u 16384 -n 65536
fi
fi

7.

Enter commands similar to the following to create the recommended
subdirectories in the mount point directory that you identified and set the
appropriate owner, group, and permissions on them:

# mkdir -p /u01/app/
# chown -R oracle:oinstall /u01/app/
# chmod -R 775 /u01/app/

8.

$ su �C oracle

Bourne shell (sh), Bash shell on Red Hat (bash), or Korn shell (ksh):
$ vi .bash_profile

export TMP=/tmp
export TMPDIR=$TMP
export ORACLE_BASE=/u01/app/oracle
export ORACLE_HOME=$ORACLE_BASE/product/11.2.0/dbhome
export ORACLE_SID=secooler
export ORACLE_TERM=xterm
export PATH=/usr/sbin:$PATH
export PATH=$ORACLE_HOME/bin:$PATH

umask 022

9.reboot

10. root用户下

xhost +

11.vnc下安装