Hadoop cluster setup - java.net.ConnectException: Connection refused

Hadoop cluster setup - java.net.ConnectException: Connection refused

java hadoop configuration connectexception

hadoop

What is the relation between 'mapreduce.map.memory.mb' and 'mapred.map.child.java.opts' in Apache Hadoop YARN?

apache hadoop configuration hadoop-yarn heap-size

hadoop

Datanode process not running in Hadoop

hadoop configuration process

hadoop

Hadoop: ...be replicated to 0 nodes instead of minReplication (=1). There are 1 datanode(s) running and no node(s) are excluded in this operation

hadoop configuration hdfs

hadoop

Where HDFS stores data

hadoop configuration hdfs

hadoop

Where is the configuration file for HDFS in Hadoop 2.2.0?

hadoop configuration hdfs configuration-files

hadoop

Hadoop IOException failure to login

hadoop authentication configuration java-8 ioexception

hadoop

What is the difference between single node & pseudo-distributed mode in Hadoop?

hadoop configuration mode

hadoop

How to run HBase shell against a remote cluster

configuration hadoop hbase apache-zookeeper cloudera

hadoop

What is the maximum value for mapreduce.task.io.sort.mb?

hadoop configuration mapreduce

hadoop

How to install Hadoop on Ubuntu

ubuntu configuration hadoop

hadoop

Specifying compression codec for a INSERT OVERWRITE SELECT in Hive

configuration compression hadoop hive

hadoop

Can I force my reducers (copy phase) to start only when all mappers are completed

configuration hadoop mapreduce hadoop-streaming

hadoop

"hadoop namenode -format" returns a java.net.UnknownHostException

java configuration hadoop hdfs

hadoop

Propagating custom configuration values in Hadoop

java properties configuration hadoop mapreduce

hadoop