Allows users to change ClickHouse log levels dynamically without requiring a server restart.
Why it matters
This feature addresses the need for adjusting logging verbosity on the fly to facilitate debugging and monitoring without interrupting the running ClickHouse service, improving operational flexibility and reducing downtime.How to use it
Users can change the log levels dynamically using appropriate system commands or configuration interfaces provided by ClickHouse, without restarting the server. Details would typically involve executing commands or updating settings in the running environment.