Description

CloudWatch is an AWS monitoring and observability service designed to provide data and actionable insights for AWS resources, applications, and services. It enables real-time monitoring, logging, and alerting to help manage and optimize cloud infrastructure and applications.

Features

• Metrics Collection: Collects and tracks metrics from AWS resources and custom metrics from applications.
• Log Management: Centralized logging of application, system, and AWS service logs for real-time monitoring and analysis.
• Alarming: Creates alarms to automatically trigger actions or notifications based on specified thresholds.
• Dashboards: Provides customizable dashboards for visualizing metrics and logs in real-time.
• Events and Automation: Uses CloudWatch Events to respond to changes in your AWS environment by triggering workflows and actions.

Limitations

• Cost Management: Potential for high costs with extensive data ingestion and retention.
• Configuration Complexity: Requires significant setup and configuration to tailor to specific monitoring needs.
• Limited Granularity: Default metrics may lack granularity; custom metrics might be needed for detailed monitoring.

Use Cases

• Infrastructure Monitoring: Monitors the health and performance of AWS resources like EC2 instances, RDS databases, and S3 buckets, ensuring optimal performance and uptime.
• Application Performance Management: Tracks application performance metrics and logs to detect and troubleshoot issues, improving overall application reliability.
• Security Incident Response: Utilizes CloudWatch Events to detect security anomalies and trigger automated responses, such as isolating compromised instances or alerting security teams.

Metric Filter

Container Insights

CloudWatch Namespaces and Metric Collection