Become an AWS pro with techniques to optimize cloud costs, efficiency, and automation. Developed by AWS Solution Certified Architects. Get hands-on skills with no setup, no cleanup, no hassle.

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Your organization weighed the options, ran the numbers, took a deep breath, and migrated to the cloud. That’s a perfectly solid strategic move—but your monthly invoices aren’t quite as lean as your original business case predicted. What’s worse, they are actually larger than your prior costs and increasing! This, unfortunately, is not uncommon. However, you can manage your resources with smart cost optimization techniques to shrink those bills. 

Optimizing your costs–regardless of the cloud provider–takes some work. In this course, you'll discover methods and tools on AWS to optimize cloud costs, including best practices for efficiency, cost transparency, and automation. 

You'll gain a comprehensive grasp of cloud economics, cost considerations, and a practical toolbox for streamlining AWS workloads with reduced manual effort. By implementing some strategies in this course, you will significantly reduce the chances of ever getting that surprise AWS invoice again!

AWS Cost Optimization

Your company has created a mobile app that allows customers to upload pictures to your service. Once uploaded, they can be shared with friends who can view them, but the exact usage pattern is not well understood yet. Behind the scenes, you will be using S3 as storage. Which S3 storage tier would be best suited and most cost-effective for this use case?

Your company has created a mobile app that allows customers to upload pictures to your service. Once uploaded, they can be shared with friends who can view them, but the exact usage pattern is not well understood yet. Behind the scenes, you will be using S3 as storage. Which S3 storage tier would be best suited and most cost-effective for this use case?

When we delete a file with S3 versioning enabled, the file will still occupy space but will be hidden.

We can enable and disable S3 versioning at any time.

Once we enable S3 versioning, it is impossible to truly delete files.

Which statement about S3 versioning is *true*?

Which statement about S3 versioning is true?

Create AWS accounts, which ensure segregation of duties and limit the blast radius.

Implement some metrics to be used in our cost dashboard.

Make use of a resource tagging strategy to track costs.

Make sure our tagging strategy aligns with our workload to support reporting on workload metrics.

Which option is *not* a best practice for how we can monitor usage and cost?

(**Hint:** Refer to the COST03 section in the AWS Well-Architected Framework lesson.)

Which option is not a best practice for how we can monitor usage and cost?
(Hint: Refer to the COST03 section in the AWS Well-Architected Framework lesson.)

It prevents any unauthorized file `PUTs` to our S3 bucket.

It ensures our files are stored in the most optimized sort order for fast indexing.

It enables version control for our S3 bucket so that we do not accidentally overwrite protected files.

It serves as a sort of local cache for a KMS key to limit the number of API calls.

What does an S3 Bucket Key do for us?

Establishing a monthly invoice review meeting for our AWS costs.

Ensuring that only those who need the ability to create new instances have access to do so.

Implement departmental budgets so cost center owners can track their AWS usage.

Configure service control policies (SCP) to restrict the ability to start new instances to only the region where you have Reserved Instances in place.

**(Select all that apply.)** What are examples of cost governance?

(Select all that apply.) What are examples of cost governance?

Test your knowledge of the topics covered in this chapter.

Introduction

The Economics of Cloud Computing

The AWS Cost Optimization Pillar

Rightsizing

Elasticity

Pick the Right Pricing Model

Measure, Monitor, Improve

More Ways to Save

Wrap Up and Keeping Current

You Make The (Cost Optimization) Call!

Quiz: More Ways to Save