Using cluster web console to monitor a federation
The cluster web console for a federation helps you monitor the cluster. You can use
any NameNode in the cluster to access the console at
The cluster web console provides the following information:
A cluster summary that shows the number of files, number of blocks, total configured storage capacity, and the available and used storage for the entire cluster.
A list of NameNodes and a summary that includes the number of files, blocks, missing blocks, and live and dead DataNodes for each NameNode. The summary also provides a link to access the web UI for each NameNode.
The decommissioning status of DataNodes.