Cloud Operations Suite (formerly Stackdriver):
- Cloud Monitoring: Metrics and dashboards
- Cloud Logging: Centralized logs with powerful queries
- Cloud Trace: Distributed tracing
- Error Reporting: Automatic error grouping
IAM in GCP:
- Service Accounts: Identity for applications
- IAM Roles: Predefined and custom roles
- Workload Identity: Connect K8s service accounts to GCP IAM
Interview question: "Compare CloudWatch to GCP Cloud Monitoring."
Cloud Monitoring has better default dashboards and GKE integration. CloudWatch has deeper AWS integration. Both support custom metrics and alerting.