Application Auto Scaling User Guide Application Auto Scaling User Guide Application Auto Scaling: User Guide Copyright © Amazon Web Services, Inc. and/or its affiliates. All rights reserved. Amazon's trademarks and trade dress may not be used in connection with any product or service that is not Amazon's, in any manner that is likely to cause confusion among customers, or in any manner that disparages or discredits Amazon. All other trademarks not owned by Amazon are the property of their respective owners, who may or may not be affiliated with, connected to, or sponsored by Amazon. Application Auto Scaling User Guide Table of Contents What is Application Auto Scaling? ........................................................................................................ 1 Features of Application Auto Scaling ............................................................................................ 1 Accessing Application Auto Scaling ............................................................................................... 1 Setting up ......................................................................................................................................... 3 Sign up for an account ............................................................................................................... 3 Set up AWS CLI ......................................................................................................................... 4 Getting started using the AWS CLI ............................................................................................... 5 Step 1: Register your scalable target .................................................................................... 5 Step 2: Create two scheduled actions ................................................................................... 6 Step 3: View the scaling activities ........................................................................................ 8 Step 4: Next steps ............................................................................................................ 11 Step 5: Clean up .............................................................................................................. 11 Getting started ................................................................................................................................ 13 Learn more .............................................................................................................................. 14 Services that work with Application Auto Scaling ................................................................................. 15 Amazon AppStream 2.0 ............................................................................................................ 16 Service-linked role ............................................................................................................ 16 Service principal ............................................................................................................... 16 Registering AppStream 2.0 fleets as scalable targets with Application Auto Scaling ................... 17 Amazon Aurora ........................................................................................................................ 17 Service-linked role ............................................................................................................ 17 Service principal ............................................................................................................... 18 Registering Aurora DB clusters as scalable targets with Application Auto Scaling ....................... 18 Amazon Comprehend ............................................................................................................... 18 Service-linked role ............................................................................................................ 19 Service principal ............................................................................................................... 19 Registering Amazon Comprehend resources as scalable targets with Application Auto Scaling ..... 19 Amazon DynamoDB .................................................................................................................. 20 Service-linked role ............................................................................................................ 20 Service principal ............................................................................................................... 20 Registering DynamoDB resources as scalable targets with Application Auto Scaling ................... 20 Amazon ECS ............................................................................................................................ 21 Service-linked role ............................................................................................................ 21 Service principal ............................................................................................................... 22 Registering ECS services as scalable targets with Application Auto Scaling ................................ 22 Amazon ElastiCache .................................................................................................................. 22 Service-linked role ............................................................................................................ 23 Service principal ............................................................................................................... 23 Registering ElastiCache for Redis replication groups as scalable targets with Application Auto Scaling ............................................................................................................................ 23 Amazon Keyspaces (for Apache Cassandra) .................................................................................. 24 Service-linked role ............................................................................................................ 24 Service principal ............................................................................................................... 24 Registering Amazon Keyspaces tables as scalable targets with Application Auto Scaling ............. 24 AWS Lambda ........................................................................................................................... 25 Service-linked role ............................................................................................................ 25 Service principal ............................................................................................................... 25 Registering Lambda functions as scalable targets with Application Auto Scaling ........................ 26 Amazon Managed Streaming for Apache Kafka (MSK) ................................................................... 26 Service-linked role ............................................................................................................ 26 Service principal ............................................................................................................... 27 Registering Amazon MSK cluster storage as scalable targets with Application Auto Scaling ......... 27 Amazon SageMaker .................................................................................................................. 27 Service-linked role ............................................................................................................ 28 iii Application Auto Scaling User Guide Service principal ............................................................................................................... 28 Registering SageMaker endpoint variants as scalable targets with Application Auto Scaling ......... 28 Amazon EC2 Spot Fleet ............................................................................................................ 29 Service-linked role ............................................................................................................ 29 Service principal ............................................................................................................... 29 Registering Spot Fleets as scalable targets with Application Auto Scaling ................................. 29 Custom resources ..................................................................................................................... 30 Service-linked role ............................................................................................................ 30 Service principal ............................................................................................................... 30 Registering custom resources as scalable targets with Application Auto Scaling ......................... 30 Target tracking scaling policies .......................................................................................................... 32 Choosing metrics ...................................................................................................................... 32 Considerations ......................................................................................................................... 33 Cooldown period ...................................................................................................................... 34 Supporting application availability during high utilization periods .................................................. 35 Commonly used commands for scaling policy