[ https://issues.apache.org/jira/browse/HDFS-4801?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsz Wo (Nicholas), SZE resolved HDFS-4801. ------------------------------------------ Resolution: Fixed I have committed this. Thanks Jing! > lsSnapshottableDir throws IllegalArgumentException when root is made > snapshottable > ---------------------------------------------------------------------------------- > > Key: HDFS-4801 > URL: https://issues.apache.org/jira/browse/HDFS-4801 > Project: Hadoop HDFS > Issue Type: Sub-task > Components: namenode > Reporter: Ramya Sunil > Assignee: Jing Zhao > Priority: Minor > Fix For: Snapshot (HDFS-2802) > > Attachments: HDFS-4801.001.patch > > > $ hadoop dfsadmin -allowSnapshot / > Allowing snaphot on / succeeded > $ hadoop lsSnapshottableDir > Exception in thread "main" java.lang.IllegalArgumentException: Can not create > a Path from an empty string > at org.apache.hadoop.fs.Path.checkPathArg(Path.java:82) > at org.apache.hadoop.fs.Path.<init>(Path.java:90) > at org.apache.hadoop.fs.Path.<init>(Path.java:45) > at > org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus.getFullPath(SnapshottableDirectoryStatus.java:125) > at > org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus.print(SnapshottableDirectoryStatus.java:166) > at > org.apache.hadoop.hdfs.tools.snapshot.LsSnapshottableDir.main(LsSnapshottableDir.java:55) > Whereas, > $ hadoop dfsadmin -disallowSnapshot / > Disallowing snaphot on / succeeded > $ hadoop lsSnapshottableDir > $ -- This message is automatically generated by JIRA. If you think it was sent incorrectly, please contact your JIRA administrators For more information on JIRA, see: http://www.atlassian.com/software/jira