08 - Aurora Serverless

Question 1

Aurora Serverless

Answer 1

• Don’t need to provision servers
• Same resilience as Aurora provisioned.
• Proxy fleet managed by AWS.
• User interacts with proxy and not directly to the ACU.

Question 2

Aurora Serverless is best for

Answer 2

• Infrequently used applications
• New applications - Unsure of the load on the DB
• Variable Workloads
• Unpredictable Workloads. - Set a large range of ACUs
• Great for development and test databases
• Great for multi tenant applications

Question 3

ACU - Aurora Capacity Units

Answer 3

• Uses concept of ACU - certain amount of compute and memory
• Instead of provisioning and managing database servers, you specify Aurora capacity units (ACUs).
• Min and Max ACUs
  
  • The minimum Aurora capacity unit is the lowest ACU to which the DB cluster can scale down.
  • The maximum Aurora capacity unit is the highest ACU to which the DB cluster can scale up
• ACU allocated from a warm pool of compute
• Billing is based on resources you use per second