Database Observability: Collection Diagnostics
The Database Observability: Collection Diagnostics dashboard helps distinguish a PostgreSQL failure from a loss of telemetry and shows which configuration has stopped sending data.
Who it is for: operations engineers, database administrators, and support specialists.
Data sources: db_meta*, db_metrics*, db_activity*, db_statements*, db_replication*, db_logs*, db_audit*.
Main Sections
1. Collection Status
Shows general data flow metrics:
- rate and volume of incoming events
- number of record types for which no data is arriving
- maximum collection delay
- instance availability and log delivery delay

2. Sources and Capabilities
Shows the database version, collection account permissions, available extensions, and connected sources for each instance.

3. Collection Completeness and Volume
Shows expected record types, the time of the latest event, data arrival status, and document counts by instance. From a table row, you can navigate to the related dashboard and assess the impact of missing data.
