org.apache.spark.scheduler.cluster

Class SchedulerBackendUtils

Object

org.apache.spark.scheduler.cluster.SchedulerBackendUtils

public class SchedulerBackendUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
SchedulerBackendUtils()

Method Summary

Modifier and Type	Method and Description
static int	DEFAULT_NUMBER_EXECUTORS()
static int	getInitialTargetExecutorNumber(SparkConf conf, int numExecutors) Getting the initial target number of executors depends on whether dynamic allocation is enabled.

Methods inherited from class Object

equals, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

SchedulerBackendUtils

public SchedulerBackendUtils()

Method Detail

DEFAULT_NUMBER_EXECUTORS

public static int DEFAULT_NUMBER_EXECUTORS()

getInitialTargetExecutorNumber

public static int getInitialTargetExecutorNumber(SparkConf conf,
                                                 int numExecutors)

Getting the initial target number of executors depends on whether dynamic allocation is enabled. If not using dynamic allocation it gets the number of executors requested by the user.

Parameters:

conf - (undocumented)

numExecutors - (undocumented)

Returns:

(undocumented)