{"id":"cloudwatch-agent-required-for-os-level-metrics","text":"The CloudWatch agent is required for OS-level metrics (memory, disk usage) and log collection; default EC2 monitoring provides only hypervisor-level metrics (CPU, network, disk I/O).","truth_value":"IN","source":"entries/2026/03/08/ec2-monitoring.md","source_url":"","source_hash":"174f334ed7a457d7","justifications":[],"dependents":[],"metadata":{},"explanation":{"steps":[{"node":"cloudwatch-agent-required-for-os-level-metrics","truth_value":"IN","reason":"premise"}]}}