GridGain Developers Hub

Dashboard Overview

The Dashboard screen provides metrics for and essential information about the cluster. The screen contains several widgets. A widget is a UI element that provides a visual representation of a set of metrics or provides information about the state of the cluster. On the Dashboard, you can add any number of widgets.

Dashboard Overview

The Dashboard screen consists of the following elements:

  • Tab bar — for arranging widgets into tabs. By default, there is one tab which is called "Default Dashboard" and provides a predefined set of widgets. You can add tabs and reorganize the size and location of any widget.

  • Time Period control — for selecting the time period for charts.

  • ADD WIDGET button — for adding a widget.

Adding Tabs

To add a tab, click the icon located in the tab bar and select to create an empty dashboard, or one of templates. The menu of each tab enables you to rename, clone, or remove the tab.

Dashboard Templates

Dashboard templates are a quick way to create a dashboard with predefined widgets. GridGain Control Center provides the following templates:

  • Default: The default dashboard for monitoring cluster status. Has the following widgets: Nodes, Heat Map, Memory, Cpu Load, Heap Size widgets.

  • Persistance: This dashboard has widgets that are configured for optimal persistence monitoring. Has the following widgets: Last Checkpoint Duration, Storage Size, Write Throttling Max., Write Throttling, Dirty Pages, Page replacement

  • Sql:This dashboard has widgets that are configured for monitoring SQL transactions. Has the following widgets: Queries, Total, Query Free Memory, min, Query Free memory (Heat Map), Query Free memory (Graph)

Saving Dashboard as Template

You can save your current dashboard as a template by clicking ⋮ and selecting Save as Template. In the subsequent dialog, specify the template name.

Managing Custom Templates

You can remove or rename an existing templates. Click the icon located in the tab bar and select Manage Templates. In the dialog, click ⋮ next to the custom template, and select to Rename or Delete it.

Changing the Time Period For Charts

The Tab bar contains a Time Period control. The control enables you to select the time period for charts on the current tab. You can select a time period from a predefined set of values (from 5 minutes to up to 7 days). The time period applies to all charts in the current tab. Different tabs can have different time periods.

Next Steps