Package org.apache.hadoop.mapreduce.v2.app.rm

Class ResourceCalculatorUtils

java.lang.Object

org.apache.hadoop.mapreduce.v2.app.rm.ResourceCalculatorUtils

public class ResourceCalculatorUtils
extends java.lang.Object

Constructor Summary

Constructors

Constructor	Description
ResourceCalculatorUtils()

Method Summary

Modifier and Type	Method	Description
static int	computeAvailableContainers(org.apache.hadoop.yarn.api.records.Resource available, org.apache.hadoop.yarn.api.records.Resource required, java.util.EnumSet<org.apache.hadoop.yarn.proto.YarnServiceProtos.SchedulerResourceTypes> resourceTypes)
static int	divideAndCeil(long a, long b)
static int	divideAndCeilContainers(org.apache.hadoop.yarn.api.records.Resource required, org.apache.hadoop.yarn.api.records.Resource factor, java.util.EnumSet<org.apache.hadoop.yarn.proto.YarnServiceProtos.SchedulerResourceTypes> resourceTypes)

Methods inherited from class java.lang.Object

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

Constructor Detail

ResourceCalculatorUtils

public ResourceCalculatorUtils()

Method Detail

divideAndCeil

public static int divideAndCeil(long a,
                                long b)

computeAvailableContainers

public static int computeAvailableContainers(org.apache.hadoop.yarn.api.records.Resource available,
                                             org.apache.hadoop.yarn.api.records.Resource required,
                                             java.util.EnumSet<org.apache.hadoop.yarn.proto.YarnServiceProtos.SchedulerResourceTypes> resourceTypes)

divideAndCeilContainers

public static int divideAndCeilContainers(org.apache.hadoop.yarn.api.records.Resource required,
                                          org.apache.hadoop.yarn.api.records.Resource factor,
                                          java.util.EnumSet<org.apache.hadoop.yarn.proto.YarnServiceProtos.SchedulerResourceTypes> resourceTypes)