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Ajay Kumar updated HDFS-12350: ------------------------------ Attachment: (was: HDFS-12350.03.patch) > Support meta tags in configs > ---------------------------- > > Key: HDFS-12350 > URL: https://issues.apache.org/jira/browse/HDFS-12350 > Project: Hadoop HDFS > Issue Type: Improvement > Reporter: Ajay Kumar > Assignee: Ajay Kumar > Attachments: HDFS-12350.01.patch, HDFS-12350.02.patch, > HDFS-12350.03.patch > > > We should tag the hadoop/hdfs config so that we can retrieve properties by > there usage/application like PERFORMANCE, NAMENODE etc. Right now we don't > have an option available to group or list related properties together. > Grouping properties through some restricted set of Meta tags and then > exposing them in Configuration class will be useful for end users. > For example, here is an config file with tags. > {code} > <configuration> > <property> > <name>dfs.namenode.servicerpc-bind-host</name> > <value>localhost</value> > <tag> REQUIRED </tag> > </property> > > <property> > <name>dfs.namenode.fs-limits.min-block-size</name> > <value> 1048576 </value> > <tag> PERFORMANCE,REQUIRED</tag> > </property> > <property> > <name>dfs.namenode.logging.level</name> > <value>Info</value> > <tag>HDFS, DEBUG </tag> > </property> > > <configuration> > {code} -- This message was sent by Atlassian JIRA (v6.4.14#64029) --------------------------------------------------------------------- To unsubscribe, e-mail: hdfs-issues-unsubscr...@hadoop.apache.org For additional commands, e-mail: hdfs-issues-h...@hadoop.apache.org