AWS CloudWatch Alarm Diagnostic git:20260519.f531e55A

Immutable. This exact content is served forever at /api/v1/blob/647c241ecdfc9404.

---
name: "AWS CloudWatch Alarm Diagnostic"
slug: "aws-cloudwatch-alarm-diagnostic"
description: "Diagnoses firing AWS CloudWatch alarms by querying CloudWatch Metrics, alarm history, and related AWS Config resource snapshots via the AWS SDK. Correlates metric anomalies with recent infrastructure changes to suggest root cause hypotheses. Outputs a structured incident summary with remediation options."
github_stars: 3607
verification: "security_reviewed"
source: "https://github.com/aws/aws-sdk-js-v3"
category: "Runbooks & Diagnostics"
framework: "Gemini"
tool_ecosystem:
  github_repo: "aws/aws-sdk-js-v3"
  github_stars: 3607
---

# AWS CloudWatch Alarm Diagnostic

Diagnoses firing AWS CloudWatch alarms by querying CloudWatch Metrics, alarm history, and related AWS Config resource snapshots via the AWS SDK. Correlates metric anomalies with recent infrastructure changes to suggest root cause hypotheses. Outputs a structured incident summary with remediation options.

## Installation

Use the upstream install or setup path that matches your environment:
- Let’s walk through setting up a project that depends on DynamoDB from the SDK and makes a simple service call. The following steps use yarn as an example. These steps assume you have Node.js and yarn already installed.
- git clone https://github.com/aws/aws-sdk-js-v3.git
- yarn && yarn test:all
- yarn pack .

Requirements and caveats from upstream:
- To test your universal JavaScript code in Node.js, browser and react-native environments,
- [Node.js and ECMAScript Version Support Policy](#nodejs-and-ecmascript-version-support-policy)
- Create a new Node.js project.

Basic usage or getting-started notes:
- [Getting Started](#getting-started)
- Inside of the project, run: yarn add @aws-sdk/client-dynamodb. Adding packages results in update in lock file, [yarn.lock](https://yarnpkg.com/getting-started/qa/#should-lockfiles-be-committed-to-the-repository) or [p...
- Create a new file called index.js, create a DynamoDB service client and send a request.

- Source: https://github.com/aws/aws-sdk-js-v3
- Extracted from upstream docs: https://raw.githubusercontent.com/aws/aws-sdk-js-v3/HEAD/README.md

## Source

- [Agent Skill Exchange](https://agentskillexchange.com/skills/aws-cloudwatch-alarm-diagnostic/)