Linux Installation Via HTTP

Boot From CD/DVD


Select Language


Select Keyboard Typeass44_cl_kebbord

Installation Via HTTP Methodass45_method_http

Configure TCP/IPass44_cl_conf_ip

HTTP Setup for Redhatass45_website_ip

Linux Boot Loaderass44_cl_retirevd

Linux Installation Via Live CD

Make a Bootable Drive
Alternatively you can burn a DVD drive using Brasero CD/DVD burning software.

Begin Installation
click on the Install to Hard Drive icon on the desktop.

Desktop Install to Hard Drive

Select Language And KeyboardSelect Language

 Change The Installation DestinationAutomatic Partitioning

 Installation DestinationConfigure Partitioning

Select The Partitioning SchemeSelect Partitioning Scheme

Create a Swap SpaceCreate Swap Space

Create a Mount PointCreate a Mount Point

Accept ChangesAccept Changes

Set Date & TimeSet Date and Time

Begin InstallationBegin Installation

Configurationconfiguration during installation

Set Up Root PasswordSet Up Root Password

Create a User AccountCreate a User Account

Complete InstallationInstalling Bootloader

Installation is Completed

Complete Installation

CentOS 7 Installation

CentOS 7
The second CentOS-7 release. The CentOS Linux distribution is a stable, predictable, manageable and reproducible platform derived from the sources of Red Hat Enterprise Linux (RHEL)1.CentOS conforms fully with Red Hats redistribution policy and aims to have full functional compatibility with the upstream product. CentOS mainly changes packages to remove Red Hats branding and artwork.

CentOS 7 uses XFS as its default file system.
OpenJDK-7 is the default JDK.
initd has been replaced by systemd.
New Linux Kernel 3.10.0, support for Linux Containers, and the inclusion of the Open VMware Tools and 3D graphics drivers out of the box.

System Requirements
512MB RAM – 32Bit OS
1024MB RAM – 64BIT OS
1GB+More – RAM
Supports i386 Systems (32-bit Pentium, AMD)
Supports x86_64 systems (AMD64/EM64T)
Maximum logical CPUs10 – 32
Maximum memory – 16GB
Disk Space – 8GB
Free Memory – 1GB

64 Bit ISO

64 Bit Torrent

CentOS 7 Installation
Installation of CentOS 7


Choose your language


Change the Installation Destination


Change partition & Click done


Create a partition table


Click on accept changes


Select Time Zone


Configure Networking and Set the hostname


Click on software selection


Click on begin installation


Set root password


Create a user


Installation is in progress


Installation is completed


Accept the EULA agreement


CentOS 7 Screen


File System Structure


File System Structure
It contains binaries are basic command line utilities. These commands only can execute by both root as well as the normal user.

It contains boot loader files, image of the kernel and init.rd information.
Boot Loader contains bootable files and commands which are required to boot the Operating System. There are two different types of Linux boot loaders are there.
LILO (Linux Loader)
GRUB (Grand Unified Bootable Loader) 

It contains Hardware Devices information.

It contains Operating System main configuration files.

It contains normal users home directories information.

It Contains library files that supports the binaries located under /bin and /sbin

It Displays mount point for Removable Devices.

It contains temporary mount points for the Hardware Devices.

It contains third party applications information.

It contains Super Users binary information.

Contains server specific services related data.

It contains temporary files and downloaded files information.

Majority of the Operating System will be loaded into the Sub Directory and it Contains binaries, libraries, documentation, and source-code for second level programs.

It contains Variable data information (Ex: – Log Files, Mail Spool Information).

It contains Super Users home directories information.

It contains all kernel related running process information.