Package org.apache.flink.yarn

Class YarnClientYarnClusterInformationRetriever

java.lang.Object

org.apache.flink.yarn.YarnClientYarnClusterInformationRetriever

All Implemented Interfaces:

YarnClusterInformationRetriever

public final class YarnClientYarnClusterInformationRetriever
extends Object
implements YarnClusterInformationRetriever

YarnClusterInformationRetriever implementation which queries the Yarn cluster using a YarnClient instance.

Method Summary

Modifier and Type	Method	Description
static YarnClientYarnClusterInformationRetriever	create(org.apache.hadoop.yarn.client.api.YarnClient yarnClient)
int	getMaxVcores()	Get the maximum number of vcores supported by the Yarn cluster.

Methods inherited from class java.lang.Object

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

Method Details

getMaxVcores

public int getMaxVcores()
                 throws org.apache.flink.util.FlinkException

Description copied from interface: YarnClusterInformationRetriever

Get the maximum number of vcores supported by the Yarn cluster.

Specified by:

getMaxVcores in interface YarnClusterInformationRetriever

Returns:

max vcores supported by the cluster

Throws:

org.apache.flink.util.FlinkException

create

public static YarnClientYarnClusterInformationRetriever create(org.apache.hadoop.yarn.client.api.YarnClient yarnClient)