services.grafana.settings.database.conn_max_lifetime
Sets the maximum amount of time a connection may be reused.
The default is 14400 (which means 14400 seconds or 4 hours).
For MySQL, this setting should be shorter than the wait_timeout variable.
- Type
signed integer- Default
14400- Declared
- <nixpkgs/nixos/modules/services/monitoring/grafana.nix>