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Anshul Kichara
Anshul Kichara

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Build Your First Amazon Nova Act AI Agent to Monitor EC2 CPU Usage

Objective of This SOP

By following this SOP, you will create a basic action-oriented AI workflow using Amazon Nova Act that:

  • Reads CPU usage
  • Checks a condition (CPU > 80%)
  • Executes an action using AWS Lambda
  • Returns a result This is the foundation of Nova Act–style AI.

Prerequisites

Before starting, ensure you have:

  • An AWS account
  • Access to AWS Console
  • Region set to us-east-1
  • Create the EC2 instance and use this instance id for lambda
  • Basic familiarity with AWS navigation

STEP 1: Log in to AWS Console

  1. Open browser
  2. Go to: https://console.aws.amazon.com
  3. Log in with your AWS credentials
  4. Set region (top-right) to us-east-1

STEP 2: Enable Amazon Bedrock (AI Intelligence)

Purpose:
This provides the “thinking capability” for the AI.

Steps:
In AWS search bar, type Bedrock
Open Amazon Bedrock
From left menu, click Model access
Auto Enable:

  1. Go from left menu, click Model Catalog

  1. Click on Nova 2 Lite

Click on the yellow button: Open in Playground

  1. Type the message “hello” to test whether Nova 2 Lite is working or not.

STEP 3: Create IAM Role (Permissions for Actions)

Purpose:

Nova Act and lambda requires permission to interact with AWS services.

  1. Search for IAM
  2. Click Roles → Create role

3. Select:

  • Trusted entity: AWS service
  • Use case: Lambda

  1. Click Next

Add Permissions:

  • AWSLambdaBasicExecutionRole
  • CloudWatchReadOnlyAccess
  • cloudwatch+ec2

For complete info please visit here - Amazon Nova Act

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