Trigger selection information
This section provides additional information on trigger selection.
Trigger list
Scope: All services except Impala Query.
| Triggers | Description |
|---|---|
| Allocated Cores | The total number of virtual cores allocated to the application's running containers. |
| Allocated Memory | The total memory, in MB, allocated to the application's running containers. |
| Duration | The time elapsed since the application started, measured in milliseconds. |
| Number of Containers | The current number of containers running for the application. |
| Total Core Duration (virtual core-seconds) | The CPU resources allocated to the application, measured in virtual core-seconds. |
| Total Memory Duration (MB-seconds) | The memory allocated to the application, measured in megabyte-seconds. |
Scope: Spark only.
| Triggers | Description | Additional information |
|---|---|---|
| Requested Containers | The total number of containers the application requests. | For Spark, this includes containers allocated for both the Driver and Executors. |
| Requested Memory | The total amount of memory the application requests across all containers. | For Spark, this includes memory allocated for the Driver, Executors, and any additional overhead. |
| Requested VCores | The total number of virtual cores (vCores) the application requests across all containers. | For Spark, this includes vCores allocated to the Driver and Executors. |
Scope: Impala Query only
| Triggers | Description |
|---|---|
| Memory Used | The amount of memory used |
| CPU Usage | The amount of CPU time used |
| Duration | The duration of a ReservationRequest is the consecutive time for which the requested resource allocation must be available. |
