A Cloud Architect Company
Amazon Web Services

How to purchase EC2 reserved instance in AWS?

Amazon Reserved Instances are virtual servers that run in Elastic Compute Cloud (EC2) and Relational Database Service (RDS). The AWS reserved Instances provides us with the cost-efficient pricing when compared with the generally used On-Demand Instance.

Individuals and companies are sure about the Capacity they will us for a year. They can make use of this feature which will be very cost efficient but also provides the customer with Capacity reservation in that specific availability zone. The price difference between the On-Demand Instance and Reserved Instance will be up to 75%.

The Reserved instances come with three payment options

  1. No Upfront→ No Upfront payment is required for this. The end user will be billed on a discounted hourly charges and AWS provides us this based on the contractual obligation that we will be paying them on a monthly basis. To be eligible for the offer, you need to have a good history with AWS.
  2. Partial Upfront→ A part of the amount is paid as upfront and the remaining discounted hourly charges will be charged. The remaining payment needs to be paid at the end of every month.
  3. All Upfront→   Full payment will be paid at the start and no additional charges are levied.

Also, read the comparison between AWS and DigitalOcean.

Follow the steps to purchase a reserved instance and attaching with our currently running On-Demand EC2 Instance.

How to purchase EC2 reserved instance in AWS?

Step 1: Login into AWS Console

Login into AWS Console using your credentials

Login into AWS Console

Step 2: Choose Compute > EC2

After logging in navigate to  AWS services Compute and choose EC2

Choose Compute and EC2

Step 3: Choose Reserved Intances

After choosing the EC2 service in the EC2 Dashboard choose the Reserved Instances. It will be on the left hand side of the screen.

Choose the Reserved Instances

Step 4: Select Purchase Reserved Instances

After selecting Reserved instances in the next page, select Purchase Reserved Instances

Select Purchase Reserved Instances

Step 5: Choose more options

After we click on Purchase Reserved Instances it will navigate us to the screen where we have to choose the Platform, Instance Type, Tenancy, Term, Offering Class, and Payment Options.

Choose the Platform, Instance Type, Tenancy, Term, Offering Class, Payment Options

Step 6: Choose the platform of your choice

In the Platform, you can choose from any of the options from the drop down menu. Choose according to your requirement.

Choose from any of the options from the drop down key

Step 7: Choose the Instance Type

In the Instance Type, you can choose from any of the options from the drop-down menu as shown below.

Choose from any of the options from the drop down key

Step 8: Choose the Tenancy

In the Tenancy, you can choose from any of the options from the drop-down menu as shown below.

Choose Tenancy

Step 9: Choose the Term

In the Term, you can choose from any of the options from the drop-down menu as shown below.

Choose Term

Step 10: Choose the Offering Class

In the Offering Class, you can choose from any of the options from the drop-down menu as shown below.

Choose offering class

Step 11: Choose the payment option

In the Payment Options, you can choose from any of the options from the drop-down menu as shown below.

Choose Payment options

Step 12: Example of chosen settings

For example for the server we have chosen the following settings.

Paltform → Linux/Unix, Instance Type → t2.micro, Tenancy → Default, Term → 1 to 12 months , Offering Class → Standard, Payment Options → No Upfront.

Chosen the following

Step 13: Add to cart

After making our options click on Search key and click on Add to cart

Search key and click on add to cart

Step 14: View Cart

Now after adding it to cart click on View Cart which will be at the bottom of the same screen

Click on view cart

Step 15: Review Pricing

Finally, review the pricing and place your order by clicking the Purchase button as shown in the image below.

Clicking the purchase key

Now we have successfully completed the purchase.

Step 16: Stop Instance

In order to attach the purchased reserved instance to our On-demand running instance you have to stop the running instance first. To do so you need to first Select the instance for which you wanted to attach the reserved instance and go to Actions→  Instance StateStop

Select Actions instance and state stop

Step17: Change Instance Type

After stopping the instance do the following to attach the reserved resources to the instance. Select the instance, go to ActionsInstance Settings Change Instance Type, and choose the purchased instance type which will be available as shown below

Select Actions, Instance, Settings, Change instance type

Kindly note that the Reserved instances are Region-specific and Availability Zone specific. AWS also has a limit of purchasing only 20 Reserved instances in a specific Region.

Congratulations, you completed the tutorial. This leads us to the tutorial of How to purchase EC2 reserved instance in AWS. What do you think about EC2 Reserved Instances? Comment below and let us know. Also, don’t forget to share it with your peers on social media platforms.

Leave a Reply

Your email address will not be published. Required fields are marked *

back to top