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  CentOS 6.5 system installation Oracle11.2.0.4 basic steps
     
  Add Date : 2018-11-21      
         
         
         
  CentOS 6.5 system installation Oracle11.2.0.4 basic steps

1. Modify the hosts file (simple, not described in detail)
vim / etc / hosts

2. Modify the sysctl.conf file

vim /etc/sysctl.conf

kernel.shmall = 1048576
kernel.shmmni = 4096
kernel.shmmax = 536870912
kernel.sem = 250 32000 100 128
fs.file-max = 65536
net.ipv4.ip_local_port_range = 1024 65000
net.core.rmem_default = 1048576
net.core.rmem_max = 1048576
net.core.wmem_default = 262144
net.core.wmem_max = 262144
fs.aio-max-nr = 1048576

3. Modify the file limits.conf

vim /etc/security/limits.conf

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

4. Modify the login file

vim /etc/pam.d/login

session required /lib/security/pam_limits.so
session required pam_limits.so

5. Create users and groups

groupadd oinstall
groupadd dba
useradd -g oinstall -G dba oracle
passwd oracle

6. Create oracle directory

mkdir -p /u01/app/oracle/product/11.2.0/db1
chown -R oracle.dba / u01

7. Modify oracle user variable under

export ORACLE_BASE = / u01 / app / oracle
export ORACLE_HOME = / u01 / app / oracle / product / 11.2.0 / db1
export ORACLE_SID = mytest
export PATH = $ ORACLE_HOME / bin: $ PATH

8. Install oracle dependencies

Need to download are: pdksh-5.2.14-30.x86_64.rpm

Other packages have CD

9. optimized operating system

Turn off the firewall
Close selinux
Turn off unnecessary services
Reboot the system
     
         
         
         
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