How-to Install Oracle 11g R2 Database on Ubuntu 14.04 Trusty LTS 64bit Easy Guide

October 3rd, 2014 by thelinuxevangelist

Oracle 11g Database Quick-Start for Ubuntu 14.04 LTS Amd64

The Linux Tutorial Shows You Step-by-Step and Visually How-to Install and Getting-Started on Oracle 11g R2 Amd64 Database for Ubuntu 14.04 Trusty Tahr LTS 64bit Linux Desktop/Server.

Especially relevant: Ubuntu-like Systems are Not in the List of Oracle 11g Database Supported OS So you should Be Careful and Use it at most for Development and Not As Production Database Server!

The Guide Include All the Essentials Commands and Basic Screenshots of the Installation Process.

The Process is Extended and Tricky so it require a little confidence with the Command Line shell.

Now Relax and Take the Time of Reading, Understanding and Executing Carefully the Instructions Contained here.

Getting-Started with Oracle 11g Database on Ubuntu 14.04 Trusty LTS 64bit - Featured

Oracle 11g DB Installation on Ubuntu 14.04 Trusty | 1/6 Initial Configuration

  1. Download the Oracle 11g R2 Database for Linux:
    Oracle 11g R2 .zip for Linux
    The Link Contains the List of Oracle 11g r2 Database Releases.

  2. Open a Shell Session or Terminal Emulator Window
    Ctrl+Alt+t on desktop
    (Press “Enter” to Execute Commands)

    Getting-Started with Oracle 11g Database on Ubuntu 14.04 Trusty LTS 64bit - Open Terminal
  3. Login as Super-User 
    sudo su

    If Got “User is Not in Sudoers file” then Look: Solution

  4. Make Network Configuration

    • Get hostname: 

      hostname
    • Get IP: 

      /sbin/ifconfig

      You will Find It Under the lo >> inet Section.

    • Check if Hostname is Already into the Enabled Hosts File.

      cat /etc/hosts

      If It’s Not Present then Insert it with:

      nano /etc/hosts

      Insert:

      [myIP] [myHostname]

      Example: ‘127.0.0.1 localhost.localdomain’

      Ctrl+Shift+v to Paste Content into nano
      Ctrl+x to Save and Exit       from nano Editor :)

    • Grant Connection to X Server

      xhost +myIP

      Example: # xhost +127.0.0.1

  5. Parameters Configuration SetUp

    • Edit /etc/sysctl.conf file.

      nano /etc/sysctl.conf

      Then hit Ctrl+x to Save and Exit from nano Editor
      Add or amend the following lines 

      #### Oracle 11g Kernel Parameters ####
fs.suid_dumpable = 1
fs.aio-max-nr = 1048576
fs.file-max = 6815744
kernel.shmall = 2097152
kernel.shmmax = 536870912
kernel.shmmni = 4096
# semaphores: semmsl, semmns, semopm, semmni
kernel.sem = 250 32000 100 128
net.ipv4.ip_local_port_range = 9000 65500
net.core.rmem_default=4194304
net.core.rmem_max=4194304
net.core.wmem_default=262144
net.core.wmem_max=1048586

      If Exists then Comment out these lines below that Gives an Error

      #net.bridge.bridge-nf-call-ip6tables = 0
#net.bridge.bridge-nf-call-iptables = 0
#net.bridge.bridge-nf-call-arptables = 0
    • Edit /etc/security/limits.conf file.

      nano /etc/security/limits.conf

      Add the following lines 

      #### oracle User Settings 4 Oracle 11g ####
oracle       soft  nproc  2047
oracle       hard  nproc  16384
oracle       soft  nofile 1024
oracle       hard  nofile 65536
oracle       soft  stack  10240

    • Load the New Kernel Parameters.

      /sbin/sysctl -p



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