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Posted to hdfs-dev@hadoop.apache.org by "Brahma Reddy Battula (JIRA)" <ji...@apache.org> on 2014/11/03 08:02:33 UTC
[jira] [Created] (HDFS-7324) HDFS HA--- Usage message is misleading
Brahma Reddy Battula created HDFS-7324:
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Summary: HDFS HA--- Usage message is misleading
Key: HDFS-7324
URL: https://issues.apache.org/jira/browse/HDFS-7324
Project: Hadoop HDFS
Issue Type: Bug
Reporter: Brahma Reddy Battula
Assignee: Brahma Reddy Battula
Scenario:
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Try the help command for hadadmin like following..
Here usage is coming as "DFSHAAdmin -ns", Ideally this not availble which we can check following command.
[root@linux156 bin]# *{color:red}./hdfs haadmin{color}*
No GC_PROFILE is given. Defaults to medium.
*{color:red}Usage: DFSHAAdmin [-ns <nameserviceId>]{color}*
[-transitionToActive <serviceId> [--forceactive]]
[-transitionToStandby <serviceId>]
[-failover [--forcefence] [--forceactive] <serviceId> <serviceId>]
[-getServiceState <serviceId>]
[-checkHealth <serviceId>]
[-help <command>]
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]
*{color:blue}[root@linux156 bin]# ./hdfs DFSHAAdmin -ns 100{color}*
Error: Could not find or load main class DFSHAAdmin
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