CloudWatch Metrics

Standard 5min, Detailed 1min, Costume 1sec (RAM - need Agent), can trigger EC2,ASG,SNS - shows Metrics with Dashboards (global) - alarms can be sent to Event

CloudWatch Logs

Sources: SKD, Logs / CW Agent, AWS Services.

Log Groups - for an App , Log Streams - EC2’s / Logs/ Containers

works with KMS, can export logs to S3, Kinesis, Lambda

Metric Filter & Insights - can filter expressions - to trigger alarm

Logs can export logs to s3 (must be encrypted with AES-256 - not KMS) - may take 12 hours - not real time, for real time use Logs Subscriptions

Can Aggregate logs from Multi Account / Multi Region using Kinesis Data stream