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Oracle Database 12c Release 2 on Linux 7

System Setup

ParameterValue
OSRHEL 7 / CentOS 7
vCPU1
RAM2 GB
SWAP2GB
/tmp2 GB
/u0120GB

Prerequisites

  • Login as root user or user with root sudo privileges
  • Hosts File

    • The "/etc/hosts" file must contain a fully qualified name for the server.

    # vi /etc/hosts 127.0.0.1 localhost localhost.localdomain localhost4 localhost4.localdomain4 192.168.50.15 ora-15.linuxtechspace.com ora-15
  • Prepare for Required Packages Install

    • Create a new file containing the package names

    #vi rpm_packages binutils compat-libcap1 compat-libstdc++ gcc gcc-c++ glibc glibc-devel libaio libaio-devel libgcc libstdc++ libstdc++-devel libXi libXtst make sysstat ksh
  • Install the Required Packages
    • # yum install $(cat rpm_packages) Loaded plugins: langpacks, product-id, search-disabled-repos, subscription-manager This system is not registered with an entitlement server. You can use subscription-manager to register. localrepo | 2.9 kB 00:00:00 localrepo/primary_db | 4.2 MB 00:00:00 Package binutils-2.27-34.base.el7.x86_64 already installed and latest version Package compat-libcap1-1.10-7.el7.x86_64 already installed and latest version No package compat-libstdc++ available. Package gcc-4.8.5-36.el7.x86_64 already installed and latest version Package gcc-c++-4.8.5-36.el7.x86_64 already installed and latest version Package glibc-2.17-260.el7.x86_64 already installed and latest version Package glibc-devel-2.17-260.el7.x86_64 already installed and latest version Package libaio-0.3.109-13.el7.x86_64 already installed and latest version Package libgcc-4.8.5-36.el7.x86_64 already installed and latest version Package libstdc++-4.8.5-36.el7.x86_64 already installed and latest version Package libstdc++-devel-4.8.5-36.el7.x86_64 already installed and latest version Package libXi-1.7.9-1.el7.x86_64 already installed and latest version Package libXtst-1.2.3-1.el7.x86_64 already installed and latest version Package 1:make-3.82-23.el7.x86_64 already installed and latest version Package sysstat-10.1.5-17.el7.x86_64 already installed and latest version Resolving Dependencies --> Running transaction check ---> Package ksh.x86_64 0:20120801-139.el7 will be installed ---> Package libaio-devel.x86_64 0:0.3.109-13.el7 will be installed --> Finished Dependency Resolution Dependencies Resolved ============================================================================================================================================================== Package Arch Version Repository Size ============================================================================================================================================================== Installing: ksh x86_64 20120801-139.el7 localrepo 885 k libaio-devel x86_64 0.3.109-13.el7 localrepo 13 k Transaction Summary ============================================================================================================================================================== Install 2 Packages Total download size: 898 k Installed size: 3.1 M Is this ok [y/d/N]: y Downloading packages: (1/2): libaio-devel-0.3.109-13.el7.x86_64.rpm | 13 kB 00:00:00 (2/2): ksh-20120801-139.el7.x86_64.rpm | 885 kB 00:00:00 -------------------------------------------------------------------------------------------------------------------------------------------------------------- Total 2.5 MB/s | 898 kB 00:00:00 Running transaction check Running transaction test Transaction test succeeded Running transaction Installing : libaio-devel-0.3.109-13.el7.x86_64 1/2 Installing : ksh-20120801-139.el7.x86_64 2/2 Verifying : ksh-20120801-139.el7.x86_64 1/2 Verifying : libaio-devel-0.3.109-13.el7.x86_64 2/2 Installed: ksh.x86_64 0:20120801-139.el7 libaio-devel.x86_64 0:0.3.109-13.el7 Complete!
  • Disable Firewall
    • # systemctl stop firewalld # systemctl disable firewalld Removed symlink /etc/systemd/system/multi-user.target.wants/firewalld.service. Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service.
  • Disable SELINUX
    • # vim /etc/sysconfig/selinux SELINUX=disabled
  • Disable SELINUX
    • # setenforce 0 setenforce: SELinux is disabled

Create User & Groups

  • Create oracle user and groups
    • # useradd oracle # groupadd oinstall # groupadd dba # usermod -g oinstall -G dba,oracle oracle
  • Set password for oracle user
    • # passwd oracle Changing password for user oracle. New password: Retype new password: passwd: all authentication tokens updated successfully.

Set Kernel Parameters

  • SYSCTL Parameters
    • # vi /etc/sysctl.conf fs.aio-max-nr = 1048576 fs.file-max = 6815744 kernel.shmall = 2097152 kernel.shmmax = 8329226240 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

    Reload the configuration file to reflect changes

    # sysctl -p
  • LIMITS Parameter
    • # vi /etc/security/limits.conf oracle soft nproc 2047 oracle hard nproc 16384 oracle soft nofile 1024 oracle hard nofile 65536 oracle soft stack 10240 oracle hard stack 32768

Create Install Directories

    # chown -R oracle:oinstall /u01 # chmod -R 775 /u01 # chmod g+s /u01

Extract Oracle Installer File

    Download the Oracle database installer from Official Oracle website. Copy the installer to /software directory

    # mkdir /software # cd /software # unzip linuxx64_12201_Oracle_database.zip

Running Oracle Database Installer

  • Login to the GUI as oracle user
  • Open the terminal window and Run oracle installer
    • # cd /software/database # ./runInstaller
  • Wait for Oracle installer to start

Install Oracle Database

  • Step 1

    • Uncheck the Oracle support option


    Click on "Yes" button to confirm the selection.

  • Step 2

    • Keep the default options selected. Click on Next button

  • Step 3

    • Select "Server Class" option. Click on Next button

  • Step 4

    • Keep the default options selected. Click on Next button

  • Step 5

    • Keep the default options selected. Click on Next button

  • Step 6

    • Enter the default password for database login. Click on Next button

  • Step 7

    • Keep the default options selected. Click on Next button

  • Step 8

    • Let the installer perform prechecks

  • Step 9

    • Click on the Install button to initiate the Oracle Database Install

  • Step 10

    • Monitor the Installer progress


    Wait for when prompted for running the scripts as root user

  • Open a new SSH session and login as root user
  • Run orainstRoot.sh Script
    • # /u01/app/oraInventory/orainstRoot.sh Changing permissions of /u01/app/oraInventory. Adding read,write permissions for group. Removing read,write,execute permissions for world. Changing groupname of /u01/app/oraInventory to oinstall. The execution of the script is complete.
  • Run root.sh Script
    • # /u01/app/oracle/product/12.2.0/dbhome_1/root.sh Performing root user operation. The following environment variables are set as: ORACLE_OWNER= oracle ORACLE_HOME= /u01/app/oracle/product/12.2.0/dbhome_1 Enter the full pathname of the local bin directory: [/usr/local/bin]: Copying dbhome to /usr/local/bin ... Copying oraenv to /usr/local/bin ... Copying coraenv to /usr/local/bin ... Creating /etc/oratab file... Entries will be added to the /etc/oratab file as needed by Database Configuration Assistant when a database is created Finished running generic part of root script. Now product-specific root actions will be performed. Do you want to setup Oracle Trace File Analyzer (TFA) now ? yes|[no] : Oracle Trace File Analyzer (TFA - User Mode) is available at : /u01/app/oracle/product/12.2.0/dbhome_1/suptools/tfa/release/tfa_home/bin/tfactl OR Oracle Trace File Analyzer (TFA - Daemon Mode) can be installed by running this script : /u01/app/oracle/product/12.2.0/dbhome_1/suptools/tfa/release/tfa_home/install/roottfa.sh
  • Return back to the GUI sessions to continue with Oracle Installer
  • Continue with GUI Step 10

    • Click on the Ok button to proceed to next step

  • Step 11

    • Install is now complete. Click on Close button to close the installer

  • Return back to the SSH sessions to check status of database install
  • Check Database processes are running
    • # ps -ef | grep pmon oracle 24398 1 0 16:39 ? 00:00:00 ora_pmon_orcl
  • Oracle Database install is now complete

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