https://github.com/aws-quickstart/cloudwatch-alarm-macro

https://github.com/aws-quickstart/cloudwatch-alarm-macro

Last synced: about 1 year ago
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• Host: GitHub
• URL: https://github.com/aws-quickstart/cloudwatch-alarm-macro
• Owner: aws-quickstart
• License: apache-2.0
• Created: 2019-07-19T18:21:28.000Z (about 7 years ago)
• Default Branch: master
• Last Pushed: 2022-03-25T18:07:46.000Z (over 4 years ago)
• Last Synced: 2023-06-14T22:31:34.113Z (about 3 years ago)
• Language: Python
• Size: 21.5 KB
• Stars: 12
• Watchers: 7
• Forks: 13
• Open Issues: 2
• Metadata Files:
  • Readme: README.md
  • License: LICENSE

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README

          
# cloudwatch-alarm-macro

Now Supports CloudFormation Conditions

CloudFormation Macro that will append a set of CloudWatch alarms for supported resources.

## Included alarms

Amazon Elastic Compute Cloud (Amazon EC2), load balancers, Lambda, and Network address translation (NAT) gateways

|Service | Alarm   | Description  |

|---|---|---|

|Amazon EC2  | CPUUtilization  | CPU utilization percentage  |

|Amazon EC2  |  StatusCheckFailed_Instance |  Health check for the instance |

|Application Load Balancer  | HTTPCode_ELB_5XX_Count  |   The number of HTTP 5XX server error codes that originate from the load balancer|

|Application Load Balancer | RejectedConnectionCount  |  Rejected connections due to the load balancer reaching its maximum number of connections |

|Network Load Balancer |  UnHealthyHostCount |  The number of targets that are considered unhealthy |

|Network Load Balancer  | HealthyHostCount  |  The number of targets that are considered healthy |

|Lambda  |  Errors | The number of invocations that failed due to errors in the function (response code 4XX)  |

|Lambda  |  Invocations |  The number of times a function is invoked in response to an event or invocation API call |

|NAT Gateway |  ErrorPortAllocation | The number of times the NAT gateway could not allocate a source port  |

|NAT Gateway  | ActiveConnectionCount  |  The total number of concurrent active TCP connections through the NAT gateway |

## usage

To use the macro, add the following line to the top of your templates:

Transform: AlarmMacro

A sample template has been provided in /samples

## macro order for serverless templates

If you are deploying a serverless template please ensure you list this macro after the serverless transform

Transform: ["AWS::Serverless-2016-10-31", "AlarmMacro"]