Creating custom graphs and charts

You can use the built-in Grafana and Prometheus tools to display custom graphs and charts.

About this task

The standard NAS Bridge dashboard is read-only and cannot be modified.
Important: If you add custom graphs and charts to the standard dashboard, you must use Save as to save your changes.


  1. Select Reporting at the top of the web page.
  2. Confirm that NAS Bridge is shown in the dashboard drop-down list.
  3. Scroll to the end of the dashboard, select Add Row.
  4. Click the green menu icon at the upper left of the new row.

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  5. Click Add Panel > Graph.
    If you need help adding a Singlestat, Table, Dashboard List, Plugin List, or Text, see the Grafana online documentation.
    A blank graph appears, with the Metrics tab selected.
  6. In the Metric lookup text box, type node_

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  7. Scroll through the list until you find the metric you want to display.

    See the Prometheus documentation for instructions on constructing data queries.

  8. In the Legend Format field, enter the text you want displayed for each line, and select a resolution.
  9. Complete the other tabs on the Graphs page to determine the graph's appearance and behavior.
    Select this tab... To change...
    General The title of the graph
    Axes The X and Y axes

    For example, you can define minimum and maximum values for the Y axis, change the units and the scale, or define thresholds to make it easier to see when the graph crosses a particular value.

    Legend Where and how the legend is displayed

    For example, you can show minimum, maximum, or average data values in a table.

    Display The graph's display

    For example, you can display the data as bars, lines, or a series of points.

    Time range The graph's time range

    For example, you can add a time shift.

  10. Click × to close the Graph panel.
  11. Save the new dashboard.
    1. Select the Manage Dashboards icon icon.
    2. Select Save As from the menu.
    3. Enter a new name for the copy of the dashboard, and click Save.