- open new dasboard where you want to see Hastic panel
- open Dashboard `Settings` (top right corner) and then `Varables`
- Add new `Constant` [variable](http://docs.grafana.org/reference/templating/#variable-types) with `name` equals to `$HASTIC_SERVER_URL` and `value` with URL of your hastic-server instance (e.g. `http://localhost:8000`) in your dashboard
- Save settings and close Settings window
- set one metrics in `Metrics` tab. Only one metric suported