Linux installation step by step

Linux installation step by step

Question : what is Linux ?

Question : how to install Linux and installation  requirement ?

Question : What is Linux feature ?

Question : Linux File System ?

Linux


Linux is a Unix-like operating system that was designed to provide personal computer users a free or very low-cost operating system comparable to traditional and usually more expensive Unix systems. Linux has a reputation as a very efficient and fast-performing system. Linux's kernel was developed by Linus Torvalds at the University of Helsinki in Finland.

Linux File System





  System Requirement 

  • CPU : Pentium 3 to higher 
  • RAM : 256 MB to Higher
  • HDD : 1 GB to Higher
  • Media : Bootable CD/DVD
step 1 

Boot form media CD/DVD

Option :
  • Install or Upgrade  existing system : Fresh or upgrade
  • Install system with basic video driver : install with video driver
  • Rescue install system : for troubleshooting / repair / password reset and more
  • Boot from local drive : skip installation and boot from HDD 

Select option 1 for install CentOS

Step 2

Test Media 

To be testing  media before installation ,Press OK or Skip



Step 3 :

Welcome to Installation : Press Next



Step 4 

Select your  Language  and press Next : English  


Step 5 

Select Keyboard and press Next : U.S English


Step 6 

Select Storage type and press Next


Step 7

Type your hostname and press next : linuxtopic 


Step 8

Select your Time Zone :  Asia/Kolkata


Step 9 

Set Root Password


Step 10

Partition :

Use All Space :

Replace Existing Linux System :

Shrink Current System :

Use Free Space :

Create Custom Layout :



I have 8 GB of HDD, I select Custom Layout :

first  partition :  /boot   :  200 MB - force primary ( sufficient 200 MB  ) 

               1  - Press Create  

               2 - Create Partition :
                       
                    Create RAID

                    Create LVM
             

                    3 Add Partition 
                             Mount Point 
                             File System Type
                             Size

           
second partition : follow /boot step , only select file system type " swap "

Swap  : just double of Ram

third partition : follow /boot step

/  ( root ) : fill all space


Step 11

Install Boot Loader and Next



Step 12

Installation Type :  Minimal 

Note : you can choose as per the your requirement , 

Just wait , time depend on  installation type 



Step 13

Reboot : Installation Done 



  

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