Learning AWS Day by Day — Day 32 — CloudWatch

Exploring AWS !!

Day 32:

CloudWatch

Pre-Cloudwatch: Difficulty in monitoring resources

Cloudwatch monitoring: Monitors all AWS resources provisioned and deployed.
Sends notification if anything goes wrong.
Dimensions and Statistics:
Dimensions - eg: CPU Utilization, how much data in/out, etc.
Statistics - Data aggregations over a period of time eg: comparing-time

Cloud Metrics and Namespaces:
Metrics are fundamentals to Cloudwatch Monitoring.
All actions are based on metric, eg: CPU Utilization
All AWS services send metrics to Cloudwatch by default.

Resource Metrics: EC2

CPU credit metrics: CPU credit usage, CPU credit balance