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Red Hat released RHEL (Red Hat Enterprise Linux) 8 on 7th May 2019. Kernel foundation 4.18

Supported Architectures:

• AMD and Intel 64-bit architectures
• The 64-bit ARM architecture
• IBM Power Systems, Little Endian
• IBM Z

Hardware minimal requirement:

• CPU: 2 or higher
• RAM : 4 GB
• Hard drive: 20 GB (recommended)

Steps to the install and configure RHEL 8:

Step 1:
Download the ISO from the official web site.
RHEL 8: https://access.redhat.com/downloads/
Note: Required active subscription OR register for evolution and download the ISO file.

Step 2:
Create the bootable disk from ISO.
Attach the pen drive to your system and make sure that the size of the pen drive will be more than 4 GB.
The /dev/sdb is Pendrive
# dd if=/iso/rhel-8.0-x86_64-dvd.iso of=/dev/sdb

Step 3:
Attach the Pendrive to your system and make sure your system should boot from the pen drive. Check the BIOS setting of your system and make changes to the Pendrive booting priority.

Step 4:
Start the installation process. So select the first option in the grub menu.

Image Summary:

In the above image, there are following three options.

1. Install Red Hat Enterprise Linux 8.0.0:
   This option starts with the installation.
2. Test this media and install Red Hat Enterprise Linux 8.0.0:
   Test the media like bootable Pendrive, CD drive, or ISO, which is corrupt or not. As a result of this test, the installation will not stop due to the corrupted media files.
3. Troubleshooting:
   If OS is already installed and the system has a booting issue. So this option help to troubleshoot the system.

Select the first option to start the installation, or if you want to check the installation media then select second option. The second option takes time to test the installation media entirely and start the installation.

Stop and start the processes for installation.

Step 5:
Select the language during installation and click on the “Continue” button.

Step 6:
The installation summary window takes time to detect the installation
source and default software selection.

Step 7:
In the LOCALIZATION option, select the date and time. Select the time zone and time formate 24-hour or AM/PM in it. Click on the “Done” button on the top left side.

Step 8:
(The point number 8 & 9 are Optional) Check this option to avoid
Following the NTP warning at the bottom of the above image. Click the
setting button on the right side after the “Network Time on/off”
button in the image.

Step 9:
If you already have NTP server then enter IP/FQDN (complete hostname)
of the NTP server and click on the “+” button.
OR If you don’t have the NTP server then Select the Checkbox option “This URL refers to a pool of NTP servers” directly and click “OK“. As a result of this it will sync the system time with NTP server.

Automatic Installation Option: Steps 11 to 13.

Step 10:
Refer to the Step 6 image, in the “SYSTEM” option to select the
installation destination. In the installation destination window, select a
hard drive in “Local Standard Disks” to automate partition, select the
“Automatically configure partition” option in “Other Storage
Options.” Click on the button, “Done” on the top left side.

Step 11:
If you select the “automatic” option from “Storage Configuration” and
Click “Done” then check Steps 11, 12 and 13 for installation.

Step 12:
Click “Reclaim space” button.

Step 13:
If you want to delete all partition, then click on the “Delete” button and after that Click on the “Preserve” button. OR Directly click on “Reclaim space” button.

Note:
After Step 13, you can follow the installation process from Step 21 directly. For the “custom installation” follow the installation process from Step 14 to Step 20.

Custom Installation Options: Steps 14 to 20.

Step 14:
Select the “Custom” option from “Storage Configuration” and
Click on the “Done” button.

Step 15:
Click on the “+” button to create the partitions.

Step 16:
Create the /boot parition.

Step 17:
Create swap partition. The swap parition should be double of the system
RAM.

Step 18:
Create the (root) / partition.

Step 19:
Once you created all partitions, click on the “Done” button. You can add other partitions like /home, /var, etc. if required.

Step 20:
Review the created partition and click on the “Accept Changes” button.

Step 21:
Select the “Network & Host Name” option from the following image.

Step 22:
In the following image on the top right side under the “help” button,
Click on the “on-off” button. As a result of this, it enables the network card.
At the bottom, there is a “Host Name” text box. You can specify the hostname for the system and click on the “Apply” button.
As a result of this, it will change the system hostname.
Click on the “Done” button once done in the setting.

Step 23:
Refer to the image from Step 21 and select the “System
Purpose” option under “SYSTEM.” In the following image, select the options as it is.

Step 24:
All options are set. You can click to the “Begin Installation” button to begin the installation.

Step 25:
In the following image click on the “Root Password” option to set the
root user password.

Step 26:
Set the root user password and click on “Done” button.

Step 27:
Refer to the image from Step 25, click on “User Creation”
option to create another user. Enter the user and password.
Also, if you want to make the user as administrator then select
the checkbox “Make this user administrator.“
Click on the “Done” button once done in the setting.

Step 28:
Once done the installation, click on “Reboot” button.

Step 29:
Select the first option to boot the system in selected kernel.

Step 30:
The first screen after booting the system. You can log in as root or newly create user.