1. Identify the OCI service and metric namespace involved.
2. Check for common mistakes like missing dimensions or incorrect alarm thresholds.
3. Verify that the necessary IAM policies are in place for Service Connector.
4. Confirm that logs are enabled on the resource and the Service Connector is active.
5. Optimize metric queries by filtering by dimension.
6. Configure alarm thresholds with appropriate trigger delays and notification channels.
7. Handle missing data in alarms using appropriate settings.
8. Consult OCI Monitoring Reference for comprehensive information.