Grafana Loki

Grafana Loki is a log aggregation system. "Like Prometheus, but for logs."

Grafana Loki

Log aggregation system Application

Developer(s)	Grafana Labs
Status	Active
Language(s)	Go and TypeScript
License	GNU Affero General Public License v3.0 only
External links
GitHub	grafana/loki
Documentation	https://grafana.com/docs/loki/latest/

Usage

You can configure Loki with services.loki, and pass settings with either a YAML file in configFile, or a Nix attribute set in configuration.

❄︎ /etc/nixos/configuration.nix

{
   services.loki = {
      enable = true;

      configuration = {
        auth_enabled = false;
        server.http_listen_port = 3100;

        # etc.
      };

      # or alternatively
      #configFile = ./loki-config.yaml;
   };
}

See also

• Grafana, the main project of Grafana Labs.
• Prometheus, the equivalent of Loki for metrics.
• How to Setup Prometheus, Grafana and Loki on NixOS
• Configuration examples