HYDME0874W
One or more clusters in the grid are operating with a code level that does not support
the grid summary feature. The health of any such clusters is displayed as Unknown.
Explanation
If a cluster in the grid is operating a code level that does not support the grid summary feature, the health status of that cluster cannot be determined using the grid summary feature.
Operator response
To check the health status of a cluster defined as Unknown, click that cluster's icon, log into its management interface, and open the Cluster Summary panel.