CloudWatch Metrics

  • Provides metrics for every services in AWS
    • Metric is a variable you can monitor (for example: CPUUtilization, Network,..)
    • Metrics belong to a namespaces
    • Dimension is an attribute of a metric
      • InsanceId, Environment, ...
      • Up to 10 dimensions
    • Has timestamps
    • Can create CloudWatch dashboards of metrics

EC2 Detailed Monitoring

  • Have default metric of every 5 minutes
  • With detailed monitoring, you can get for every 1 minute
  • Note: EC2 Memory usage by default is not pushed (we need to create a CloudWatch Custom Metrics for this to be pushed)