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Posted to common-issues@hadoop.apache.org by "Akira AJISAKA (JIRA)" <ji...@apache.org> on 2013/07/10 04:08:48 UTC
[jira] [Commented] (HADOOP-6795) FsShell 'hadoop fs -text' does not
work with other file systems
[ https://issues.apache.org/jira/browse/HADOOP-6795?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13704122#comment-13704122 ]
Akira AJISAKA commented on HADOOP-6795:
---------------------------------------
Hi, this issue seems to be resolved on 1.2.0.
{code}
# Create a sequence file and copy it to local.
$ hadoop jar hadoop-examples-1.2.0.jar randomwrite -Dtest.randomwrite.total_bytes=100 out
$ hadoop fs -get out/part-00000 /home/hadoop/
# fs -text works on LocalFS.
$ hadoop fs -text file:///home/hadoop/part-00000
de f2 56 62 6d 8c ...
{code}
Should I add a test case for this issue?
> FsShell 'hadoop fs -text' does not work with other file systems
> -----------------------------------------------------------------
>
> Key: HADOOP-6795
> URL: https://issues.apache.org/jira/browse/HADOOP-6795
> Project: Hadoop Common
> Issue Type: Bug
> Components: fs
> Affects Versions: 0.20.2
> Reporter: Shunsuke Mikami
> Assignee: Brian Bloniarz
> Priority: Minor
> Labels: patch
> Attachments: hadoop-6795-branch-1.patch, hadoop-6795.patch
>
>
> FsShell 'hadoop fs -text' can only work with file system which set by fs.default.name.
> I use Gfarm file system from Hadoop.
> https://gfarm.svn.sourceforge.net/svnroot/gfarm/gfarm_hadoop/trunk/
> If i set fs.default.name to hdfs, the error "Wrong FS" occurred when i submit 'hadoop fs -text' to file on gfarm file system.
> $ hadoop fs -text gfarmfs:///home/mikami/random/part-00000
> text: Wrong FS: gfarmfs://null/home/mikami/random/part-00000, expected: hdfs://hostname:9000
> if i set fs.default.name to gfarmfs:///, i can get correct result.
> this command's result shouldn't depend on fs.default.name.
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