How to Add and Attach EBS Volume to EC2 Instance

When we launch an EC2 instance, sometimes the default storage is not enough. In that case, we can add a new Elastic Block Store (EBS) volume and attach it to our EC2 instance. In this blog, we will learn step by step how to do this in AWS.

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Step 1: Open Volumes in AWS Console

1. Go to AWS Console → EC2 service.

2. From the left side menu, click Elastic Block Store → Volumes.

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Step 2: Create a New Volume

1. Click on Create Volume.

2. 

3. Select the Size of the volume (example: 100 GB).

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5. Make sure the Availability Zone (AZ) is the same as your EC2 instance.

   • Example: If your instance is in ap-south-1b, then your volume must also be in ap-south-1b.

6. Click Create Volume.

7. 

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Step 3: Attach Volume to EC2 Instance

1. After creating, the new volume will show in the list with status available.

2. Select the volume → Click Actions → Attach Volume.

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4. Choose your running instance from the dropdown list.

5. Click Attach.

6. 

Conclusion

That’s it! You have successfully added and attached an EBS volume to your EC2 instance. Now you can use it for storing data, logs, or applications.

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