[ https://issues.apache.org/jira/browse/HDFS-1727?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
sravankorumilli updated HDFS-1727: ---------------------------------- Affects Version/s: 0.23.0 0.20.1 Status: Patch Available (was: Open) > fsck command can display command usage if user passes any illegal argument > -------------------------------------------------------------------------- > > Key: HDFS-1727 > URL: https://issues.apache.org/jira/browse/HDFS-1727 > Project: Hadoop HDFS > Issue Type: Bug > Affects Versions: 0.20.1, 0.23.0 > Reporter: Uma Maheswara Rao G > Priority: Minor > Attachments: HDFS-1727.patch > > > In fsck command if user passes the arguments like > ./hadoop fsck -test -files -blocks -racks > In this case it will take / and will display whole DFS information regarding > to files,blocks,racks. > But here, we are hiding the user mistake. Instead of this, we can display the > command usage if user passes any invalid argument like above. > If user passes illegal optional arguments like > ./hadoop fsck /test -listcorruptfileblocks instead of > ./hadoop fsck /test -list-corruptfileblocks also we can display the proper > command usage -- This message is automatically generated by JIRA. For more information on JIRA, see: http://www.atlassian.com/software/jira