Harshakiran Reddy created HDFS-12826:
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Summary: Document Saying the RPC port, But it's required IPC port
in Balancer Document.
Key: HDFS-12826
URL: https://issues.apache.org/jira/browse/HDFS-12826
Project: Hadoop HDFS
Issue Type: Bug
Components: balancer & mover, documentation
Affects Versions: 3.0.0-beta1
Reporter: Harshakiran Reddy
Priority: Minor
In {{Adding a new Namenode to an existing HDFS cluster}} , refreshNamenodes
command required IPC port but in Documentation it's saying the RPC port.
http://hadoop.apache.org/docs/r3.0.0-beta1/hadoop-project-dist/hadoop-hdfs/Federation.html#Balancer
{noformat}
bin>:~/hdfsdata/HA/install/hadoop/datanode/bin> ./hdfs dfsadmin
-refreshNamenodes host-name:65110
refreshNamenodes: Unknown protocol:
org.apache.hadoop.hdfs.protocol.ClientDatanodeProtocol
bin.:~/hdfsdata/HA/install/hadoop/datanode/bin> ./hdfs dfsadmin
-refreshNamenodes
Usage: hdfs dfsadmin [-refreshNamenodes datanode-host:ipc_port]
bin>:~/hdfsdata/HA/install/hadoop/datanode/bin> ./hdfs dfsadmin
-refreshNamenodes host-name:50077
bin>:~/hdfsdata/HA/install/hadoop/datanode/bin>
{noformat}
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