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From "Brahma Reddy Battula (JIRA)" <j...@apache.org>
Subject [jira] [Created] (HDFS-6646) [ HDFS Rolling Upgrade - Shell ] shutdownDatanode and getDatanodeInfo usage is missed
Date Wed, 09 Jul 2014 05:33:04 GMT
Brahma Reddy Battula created HDFS-6646:
------------------------------------------

             Summary: [ HDFS Rolling Upgrade - Shell  ] shutdownDatanode and getDatanodeInfo
usage is missed
                 Key: HDFS-6646
                 URL: https://issues.apache.org/jira/browse/HDFS-6646
             Project: Hadoop HDFS
          Issue Type: Bug
          Components: tools
    Affects Versions: 2.4.1
            Reporter: Brahma Reddy Battula


Usage message is missed for shutdownDatanode and getdatanodeinfo

Please check the following for same..(It's printing whole usage for dfsadmin)
hdfs dfsadmin -shutdownDatanode
Usage: java DFSAdmin
Note: Administrative commands can only be run as the HDFS superuser.
           [-report]
           [-safemode enter | leave | get | wait]
           [-allowSnapshot <snapshotDir>]
           [-disallowSnapshot <snapshotDir>]
           [-saveNamespace]
           [-rollEdits]
           [-restoreFailedStorage true|false|check]
           [-refreshNodes]
           [-finalizeUpgrade]
           [-rollingUpgrade [<query|prepare|finalize>]]
           [-metasave filename]
           [-refreshServiceAcl]
           [-refreshUserToGroupsMappings]
           [-refreshSuperUserGroupsConfiguration]
           [-refreshCallQueue]
           [-printTopology]
           [-refreshNamenodes datanodehost:port]
           [-deleteBlockPool datanode-host:port blockpoolId [force]]
           [-setQuota <quota> <dirname>...<dirname>]
           [-clrQuota <dirname>...<dirname>]
           [-setSpaceQuota <quota> <dirname>...<dirname>]
           [-clrSpaceQuota <dirname>...<dirname>]
           [-setBalancerBandwidth <bandwidth in bytes per second>]
           [-fetchImage <local directory>]
           [-shutdownDatanode <datanode_host:ipc_port> [upgrade]]
           [-getDatanodeInfo <datanode_host:ipc_port>]
           [-help [cmd]]

Generic options supported are
-conf <configuration file>     specify an application configuration file
-D <property=value>            use value for given property
-fs <local|namenode:port>      specify a namenode
-jt <local|jobtracker:port>    specify a job tracker
-files <comma separated list of files>    specify comma separated files to be copied
to the map reduce cluster
-libjars <comma separated list of jars>    specify comma separated jar files to include
in the classpath.
-archives <comma separated list of archives>    specify comma separated archives to
be unarchived on the compute machines.

The general command line syntax is
bin/hadoop command [genericOptions] [commandOptions]




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