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1.5. Viewing Cluster-Wide Metrics

Cluster-wide metrics display information that represents your whole cluster. The Ambari Dashboard shows the following cluster-wide metrics:

Ambari Cluster-Wide Metrics and Descriptions



Memory Usage

The cluster-wide memory utilization, including memory cached, swapped, used, shared.

Network Usage

The cluster-wide network utilization, including in-and-out.

CPU Usage

Cluster-wide CPU information, including system, user and wait IO.

Cluster Load

Cluster-wide Load information, including total number of nodes. total number of CPUs, number of running processes and 1-min Load.

  • To remove a widget from the dashboard, click the white X.

  • Hover your cursor over each cluster-wide metric to magnify the chart or itemize the widget display.

  • To remove or add metric items from each cluster-wide metric widget, select the item on the widget legend.

  • To see a larger view of the chart, select the magnifying glass icon.

    Ambari displays a larger version of the widget in a pop-out window, as shown in the following example:

Use the pop-up window in the same ways that you use cluster-wide metric widgets on the dashboard.

To close the widget pop-up window, choose OK.