Enterprises need to monitor resources and applications to control various factors such as performance and costs. Amazon CloudWatch provides visibility into the overall health of application resources and services. An important aspect of monitoring is logging.

Amazon introduced CloudWatch Logs in 2014 to export log data from application servers to the cloud, where users can keep data, analyze it, or use it to trigger various actions. The service has evolved to a point where it not only stores custom application logs, but can also be used by multiple AWS services to log event information. Some popular AWS services that users can configure to store event and operational data in CloudWatch Logs are as follows:

  • Amazon relational database service
  • AWS CloudTrail
  • AWS CodeBuild
  • Amazon Cognito
  • AWS Elastic Beanstalk
  • Amazon ElasticCache
  • Amazon Simple Notification Service
  • Amazon Virtual Private Cloud (VPC)

In addition, AWS Lambda functions store log data in…



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