CentOS Silent Installation oracle12c

Configuring the system and installing the required packages

• Turn off SELinux

Temporary shutdown (no restart)

[[Email protected] ~] #

Modify configuration file (requires restart): Change selinux=enforcing to Selinux=disabled

[[Email protected] ~] # Vi/etc/selinux/config

• Upgrade Package (optional)

[[Email protected] ~] # Yum update-y 

• Modify hosts to add a host record

[[Email protected] ~] # vi/etc/hosts

• Install the required packages for Oracle

Yum install gcc gcc-c++ glibc glibc-devel glibc-headers ksh libaio libaio-devel libgcc libstdc++ libstdc++-devel make Syss Tat UnixODBC unixodbc-devel zlib-devel unzip Compat-libcap1 compat-libstdc++-33

• Add an Oracle user group

[[email protected] ~]#Groupadd oinstall[[email protected] ~]#Groupadd dba[[email protected] ~] #Groupadd oper[[email protected] ~]#-G oinstall-g dba,oper Oracle

• modifying system Parameters/etc/sysctl.conf

[[Email protected] ~] # Vim  /etc/sysctl.conf

Add the following content:

Fs.file-max = 6815744= 32000= 4096= 1073741824= 4398046511104 = 262144= 4194304= 262144= 1048576fs.aio-max-nr = 1048576= 9000 65500

Make the app effective

[[Email protected] ~] #sysctl -P

• Modify/etc/security/limits.conf

[[Email protected] ~] # vim/etc/security/limits.conf

Add the following parameters:

Oracle   Soft   nofile   1024x768 Oracle hard   nofile   65536Oracle   Soft   Nproc    2047Oracle   hard   nproc    16384oracle   soft   Stack    10240Oracle   hard   stack    32768

• Create an installation folder

[[Email protected] ~] # mkdir-p/usr/local/oracle/product/12.1.2/db_1 [[Email protected] ~] #   chown oracle:oinstall/usr/local/oracle-r

CentOS Silent Installation oracle12c