Xieming Li created HADOOP-16815:
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Summary: Fix help messsage for yarn rmadmin
Key: HADOOP-16815
URL: https://issues.apache.org/jira/browse/HADOOP-16815
Project: Hadoop Common
Issue Type: Improvement
Reporter: Xieming Li
Assignee: Xieming Li
(This issue is identified by [~aajisaka] in
https://issues.apache.org/jira/browse/HADOOP-16753)
The help message of yarn rmadmin seems broken.
Current:
{code:java}
$ yarn rmadmin -help refreshNodes 2>/dev/null
$
$ yarn rmadmin -help refreshNodes
Usage: yarn rmadmin
-refreshQueues
-refreshNodes [-g|graceful [timeout in seconds] -client|server]
-refreshNodesResources
-refreshSuperUserGroupsConfiguration
-refreshUserToGroupsMappings
-refreshAdminAcls
-refreshServiceAcl
-getGroups [username]
-addToClusterNodeLabels
<"label1(exclusive=true),label2(exclusive=false),label3">
-removeFromClusterNodeLabels <label1,label2,label3> (label splitted by ",")
-replaceLabelsOnNode <"node1[:port]=label1,label2
node2[:port]=label1,label2"> [-failOnUnknownNodes]
-directlyAccessNodeLabelStore
-refreshClusterMaxPriority
-updateNodeResource [NodeID] [MemSize] [vCores] ([OvercommitTimeout])
or
[NodeID] [resourcetypes] ([OvercommitTimeout]).
-help [cmd]Generic options supported are:
-conf <configuration file> specify an application configuration file
-D <property=value> define a value for a given property
-fs <file:///|hdfs://namenode:port> specify default filesystem URL to use,
overrides 'fs.defaultFS' property from configurations.
-jt <local|resourcemanager:port> specify a ResourceManager
-files <file1,...> specify a comma-separated list of files to be
copied to the map reduce cluster
-libjars <jar1,...> specify a comma-separated list of jar files
to be included in the classpath
-archives <archive1,...> specify a comma-separated list of archives to
be unarchived on the compute machinesThe general command line syntax is:
command [genericOptions] [commandOptions]
{code}
Expected:
{code:java}
$ yarn rmadmin -help refreshNodes 2>/dev/null
-refreshNodes [-g|graceful [timeout in seconds] -client|server]
$ yarn rmadmin -help refreshNodes
-refreshNodes [-g|graceful [timeout in seconds] -client|server]
{code}
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