You can view graphical representation of the Grid, with its members represented as nodes in the tree. The Visualization tab is disabled for new installations and this tab is displayed by default when you upgrade to NIOS 7.2.x and later. For information about enabling this option, see Enabling Grid Visualization. Each member is labeled with its hostname. You can click Display Node Labels on the left panel to display or hide the labels.
1388NIOS Administrator Guide (Rev. A)NIOS 8.1
Viewing Status
By default, the Grid Master is the root node at the center of the tree. It is represented by a color-coded icon connected to its members. You can then click a member to re-center the tree on that node. The left panel displays information about the member that is at the center of the node tree.
In the node tree, the shape of the icons indicate the role of the member in the Grid:
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