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From "tangjunjie (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (YARN-2318) hadoop configuraion checker
Date Fri, 18 Jul 2014 03:44:04 GMT

     [ https://issues.apache.org/jira/browse/YARN-2318?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

tangjunjie updated YARN-2318:
-----------------------------

    Description: 
hadoop  have a lot of config property. People will make mistake when modify configuration
file. So hadoop can do config check tool .This tool can find mistake as follow.
if config 
<property>
	  <name>mapreduce.tasktracker.reduce.tasks.maximu</name> should be mapreduce.tasktracker.reduce.tasks.maximum
	  <value>9</value>
	  <description>The maximum number of reduce tasks that will be run
	  simultaneously by a task tracker.
	  </description>
	</property>

OR this tool can warn use deprecated property name and correct it.

  was:
hadoop  have a lot of config property. People will make mistake when modify configuration
file. So hadoop can do config check tool .This tool can find mistake as follow.
if config 
<property>
	  <name>mapreduce.tasktracker.reduce.tasks.maximu</name> <!--should be mapreduce.tasktracker.reduce.tasks.maximum-->
	  <value>9</value>
	  <description>The maximum number of reduce tasks that will be run
	  simultaneously by a task tracker.
	  </description>
	</property>

OR this tool can warn use deprecated property name and correct it.


> hadoop configuraion checker
> ---------------------------
>
>                 Key: YARN-2318
>                 URL: https://issues.apache.org/jira/browse/YARN-2318
>             Project: Hadoop YARN
>          Issue Type: New Feature
>            Reporter: tangjunjie
>
> hadoop  have a lot of config property. People will make mistake when modify configuration
file. So hadoop can do config check tool .This tool can find mistake as follow.
> if config 
> <property>
> 	  <name>mapreduce.tasktracker.reduce.tasks.maximu</name> should be mapreduce.tasktracker.reduce.tasks.maximum
> 	  <value>9</value>
> 	  <description>The maximum number of reduce tasks that will be run
> 	  simultaneously by a task tracker.
> 	  </description>
> 	</property>
> OR this tool can warn use deprecated property name and correct it.



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