Expose ClickHouse Keeper Monitoring Data

Why it matters

This feature addresses the need to monitor ClickHouse Keeper more effectively by making key metrics and events available. It helps users track the performance and health of the Keeper service, enabling easier debugging and system optimization.

How to use it

Users can access the newly exposed Keeper metrics via the existing ProfileEvents and CurrentMetrics interfaces without additional configuration. Queries can be made against these system tables or used in monitoring setups to retrieve Keeper-related statistics.