# JobDriver

Specify the driver that the EMR Containers job runs on.

The job driver is used to provide an input for the job that will be run.

- Source: [`aws-stepfunctions-tasks/lib/emrcontainers/start-job-run.ts`](https://github.com/aws/aws-cdk/blob/v2.275.0/packages/aws-cdk-lib/aws-stepfunctions-tasks/lib/emrcontainers/start-job-run.ts#L515)
- Type last changed: v2.1.0 · 8 Dec 2021

## Example

```ts
new tasks.EmrContainersStartJobRun(this, 'EMR Containers Start Job Run', {
  virtualCluster: tasks.VirtualClusterInput.fromVirtualClusterId('de92jdei2910fwedz'),
  releaseLabel: tasks.ReleaseLabel.EMR_6_2_0,
  jobName: 'EMR-Containers-Job',
  jobDriver: {
    sparkSubmitJobDriver: {
      entryPoint: sfn.TaskInput.fromText('local:///usr/lib/spark/examples/src/main/python/pi.py'),
    },
  },
  applicationConfig: [{
    classification: tasks.Classification.SPARK_DEFAULTS,
    properties: {
      'spark.executor.instances': '1',
      'spark.executor.memory': '512M',
    },
  }],
});
```

## Properties

- `sparkSubmitJobDriver`: [SparkSubmitJobDriver](/cdk/api/v2/docs/aws-cdk-lib.aws_stepfunctions_tasks.SparkSubmitJobDriver.html) (required) — The job driver parameters specified for spark submit.