[ https://issues.apache.org/jira/browse/HADOOP-1902?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Mahadev konar reassigned HADOOP-1902:

Assignee: Mahadev konar
du command throws an exception when the directory is not specified

Key: HADOOP-1902
URL: https://issues.apache.org/jira/browse/HADOOP-1902
Project: Hadoop Core
Issue Type: Bug
Components: dfs
Affects Versions: 0.13.1
Reporter: Mukund Madhugiri
Assignee: Mahadev konar

Running the du command without specifying a directory throws an exception. It runs fine if a directory is specified. Here is the output
mukundm@ucdev28 hadoop]$ bin/hadoop dfs -du
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.FsShell.du(FsShell.java:351)
at org.apache.hadoop.fs.FsShell.run(FsShell.java:1040)
at org.apache.hadoop.util.ToolBase.doMain(ToolBase.java:189)
at org.apache.hadoop.fs.FsShell.main(FsShell.java:1092)
[mukundm@ucdev28 hadoop]$ bin/hadoop dfs -du .
Found 2 items
/user/mukundm/input 28578
/user/mukundm/output 747
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postedFeb 20, '08 at 3:31a
activeFeb 20, '08 at 3:31a

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