pyspark.resource.TaskResourceRequest#

class pyspark.resource.TaskResourceRequest(resourceName, amount)[source]#

A task resource request. This is used in conjunction with the pyspark.resource.ResourceProfile to programmatically specify the resources needed for an RDD that will be applied at the stage level. The amount is specified as a float to allow for saying you want more than 1 task per resource. Valid values are less than or equal to 0.5 or whole numbers. Use pyspark.resource.TaskResourceRequests class as a convenience API.

Parameters

resourceNamestr: Name of the resource
amountfloat: Amount requesting as a float to support fractional resource requests. Valid values are less than or equal to 0.5 or whole numbers. This essentially lets you configure X number of tasks to run on a single resource, ie amount equals 0.5 translates into 2 tasks per resource address.
.. versionadded:: 3.1.0