Create Red Hat Account and Activate the Subscription

Hello everyone, in this video, I am going to show you how you can create an account on redhat.com and activate your subscription, that’s free

Create Red Hat Account and Activate Subscription

Step 1: Access the Red Hat website

  • Open your web browser and navigate to the official Red Hat website, which is https://www.redhat.com/. Ensure that you are visiting the legitimate website to prevent any security risks.

Step 2: Sign Up for a Red Hat Account

  • Click on the “Sign In” or “Log In” button in the upper right-hand corner of the website. This will take you to the login page.
  • If you don’t have a Red Hat account, look for an option that allows you to create one. This is typically labeled as “Create Account” or “Sign Up.” Click on it to start the registration process.

Step 3: Fill in Your Information

  • The registration form will ask for various pieces of information:
    • Personal Information: This includes your full name, job title, and company or organization name. Ensure accuracy, as this information may be used for verification purposes.
    • Contact Information: Provide a valid email address, phone number, and physical address. Red Hat may use this information for communication and to send important notifications.
    • Username and Password: Create a unique username that you will use to log in to your Red Hat account. The password should be strong, containing a mix of upper and lower-case letters, numbers, and special characters. Red Hat often has specific password requirements.
  • Pay careful attention to password requirements. They may vary based on Red Hat’s security policies.

Step 4: Agree to Terms and Conditions

  • Before proceeding, it’s crucial to review and accept Red Hat’s terms and conditions, privacy policy, and any other relevant agreements. These documents outline the rules and guidelines for using Red Hat’s services and products.

Step 5: Verify Your Email

  • After submitting your registration information, check your email inbox for a verification message from Red Hat. This email is sent to the address you provided during registration.
  • Open the verification email and click on the verification link inside to confirm your email address and activate your Red Hat account.

Step 6: Log In to Your Red Hat Account

  • Return to the Red Hat website after confirming your email address.
  • Click on “Sign In” or “Log In” again.
  • Enter the username and password you created during the registration process to log in to your newly created Red Hat account.

Step 7: Access Subscription Management

  • Once logged in, you will have access to the Red Hat Customer Portal, which provides various resources and tools for managing your Red Hat products and services.
  • Navigate to the “Subscription Management” section. This is where you can manage your subscriptions and access other resources related to Red Hat products.

Step 8: Activate Your Subscription

  • In the Subscription Management section, you’ll find options for managing your subscriptions.
  • To activate a subscription, you will need to enter a subscription or activation key. This key is typically provided by Red Hat when you purchase a subscription or may be given to you by your organization’s system administrator.
  • Enter the key in the appropriate field and follow the prompts provided on the screen. This process may include verifying your subscription details and confirming the activation.

Step 9: Confirm Activation

  • After successfully entering the activation key and completing any required steps, you should receive a confirmation message that your subscription has been activated.
  • This confirmation indicates that your Red Hat subscription is now active and ready for use.

By following these detailed steps, you should have created a Red Hat account and successfully activated your subscription. This will grant you access to Red Hat’s products and services, including Red Hat Enterprise Linux, along with support and updates for the duration of your subscription period. Remember to keep your subscription up to date and renew it when necessary to maintain access to Red Hat’s resources and support.

Install Oracle Database 19c on linux

Hello everyone today I am going to install oracle 19c on Linux RedHat 8.6. also in this video, I will talk about x11 forwarding and its problem, and install oracle 19c on the new version of RedHat

How to install Oracle 19c On Linux , X11 Forwarding problem

Prerequisites:

  1. Hardware and Software Requirements: Verify that your system meets the hardware and software requirements specified in Oracle’s documentation.
  2. Linux User and Groups:
  • Create a dba group:

bash

sudo groupadd dba

  • Create the oracle user and add them to the dba group:

bash

sudo useradd -g dba oracle

  • Set a password for the oracle user:

bash

sudo passwd oracle

3. Kernel Parameters and Resource Limits: Modify the kernel parameters and resource limits as recommended by Oracle. Edit the /etc/sysctl.conf file and add or update these lines:

fs.file-max = 6815744

kernel.sem = 250 32000 100 128

kernel.shmmni = 4096

kernel.shmall = 1073741824

kernel.shmmax = 4398046511104

kernel.panic_on_oops = 1

net.core.rmem_default = 262144

net.core.rmem_max = 4194304

net.core.wmem_default = 262144

net.core.wmem_max = 1048576

net.ipv4.conf.all.rp_filter = 2

net.ipv4.conf.default.rp_filter = 2

Then, apply the changes:

sudo sysctl -p

Edit the /etc/security/limits.conf file and add the following lines at the end of the file:

oracle soft nproc 2047

oracle hard nproc 16384

oracle soft nofile 1024

oracle hard nofile 65536

Installation:

  1. Download Oracle Database 19c: Visit Oracle’s website to download the Oracle Database 19c installation files for Linux.
  2. Extract Installation Files:
    • Unzip the downloaded files:

unzip oracle-database-19c-*.zip

Installation:

  1. Download Oracle Database 19c: Visit Oracle’s website to download the Oracle Database 19c installation files for Linux.
  2. Extract Installation Files:
    • Unzip the downloaded files:

codeunzip oracle-database-19c-*.zip

3. Run Oracle Universal Installer (OUI):

  • Navigate to the database directory where you extracted the files.
  • Run the Oracle Universal Installer as the oracle user:

bash

./runInstaller

4. Oracle Installation Steps:

  • Follow the graphical prompts in the Oracle Universal Installer:
    • Choose “Install database software only.”
    • Specify the Oracle Base and Software Location.
    • Select the edition and options you want to install.
    • Provide the Oracle Inventory Directory (usually /u01/app/oraInventory).
    • Follow the rest of the installation wizard, including setting the Oracle Home user password.

5. Execute Root Scripts:

  • After the installation is complete, the installer will prompt you to run root scripts. Open a new terminal as the root user and execute the scripts as instructed.

6. Create and Configure a Database:

  • You can use the Database Configuration Assistant (DBCA) or command-line tools like SQL*Plus to create and configure an Oracle Database instance.

7. Start and Stop the Database:

  • Start the Oracle Database with SQL*Plus or by using the provided scripts like dbstart:

sqlplus / as sysdba
SQL> startup

  • Stop the database with SQL*Plus or dbshut.

8. Testing:

  • Verify that the Oracle Database is running correctly by connecting to it, creating tables, and executing queries.

Remember that this is a simplified overview, and you should always refer to Oracle’s official documentation and installation guides for the most accurate and up-to-date instructions. Oracle installations can be complex, and it’s important to ensure that your system meets all prerequisites and requirements. Consider involving an experienced Oracle DBA if you are unfamiliar with the process.