The Overview tab displays detailed information about the selected node. The metric values provide a snapshot of Aster system status.
Node Information
| Node Info |
Description |
|---|
| State |
State of the node |
| Type |
Values for node types are as follows:- Worker nodes hold the data and process the queries
- Queen nodes manage the process, including the performance of the other nodes and delegation of queries
- Loader nodes transfer data in and out of virtual workers
|
| Virtual Workers |
Number of virtual workers on the node |
| IP Address |
IP address of the node |
| Rack ID |
User-defined name that specifies the physical location of the node |
| Up Since |
Date and time the node came online |
Virtual Worker Information
| Virtual Worker Info |
Description |
|---|
| Index |
The partition number corresponding to a virtual worker |
| Status |
Current operating condition of the virtual worker |
| Type |
Values for virtual worker types are as follows:- Primary is the virtual worker in which the first copy of data is inserted by Teradata Aster
- Replica is the virtual worker in which a copy of the data is inserted by Teradata Aster
|
| Data Size |
Amount of data on the virtual worker |
| Nodes with Replicas |
List of nodes that contain a copy of the virtual worker data |