The Overview tab for Teradata Hadoop ResourceManager displays detailed information about YARN applications and NodeManager cluster memory. The Overview tab is accessed by clicking the RESOURCEMANAGER row under Components Info.
Applications
| Applications | Description | |
|---|---|---|
| Current | Running | Number of YARN applications currently executing |
| Pending | Number of YARN applications that have not yet received any containers for execution | |
| Cumulative (Last Hour) | Submitted | Number of YARN applications submitted in the last hour |
| Completed | Number of YARN applications completed in the last hour | |
Cluster Memory
| Memory | Description |
|---|---|
| Allocated | Percent of the available memory allocated across all NodeManager instances |
| Reserved | Percent of the available memory reserved across all NodeManager instances |
| Total | Available memory across all NodeManager instances |