[jira] [Commented] (MAPREDUCE-6564) distcp creates missing perent directories which is inconsistent with fs -cp

["Allen Wittenauer (JIRA)" <ji...@apache.org>]

    [ https://issues.apache.org/jira/browse/MAPREDUCE-6564?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15042614#comment-15042614 ] 

Allen Wittenauer commented on MAPREDUCE-6564:
---------------------------------------------

Changing the default here is very much an incompatible change will most definitely break workflows.

> distcp creates missing perent directories which is inconsistent with fs -cp
> ---------------------------------------------------------------------------
>
>                 Key: MAPREDUCE-6564
>                 URL: https://issues.apache.org/jira/browse/MAPREDUCE-6564
>             Project: Hadoop Map/Reduce
>          Issue Type: Improvement
>          Components: distcp
>            Reporter: Tsz Wo Nicholas Sze
>
> fs -cp will fail if the destination parent directory does not exist.
> {code}
> $hadoop fs -cp /a.sh /dst/non-existing/a.sh
> cp: `/dst/non-existing/a.sh': No such file or directory
> {code}
> However, distcp will not fail.  It creates the missing parent directory.
> {code}
> $hadoop distcp /a.sh /dst/non-existing/a.sh
> ...
> $hadoop fs -ls /dst/non-existing
> Found 1 items
> -rw-r--r--   3 szetszwo hdfs        531 2015-12-04 16:24 /dst/non-existing/a.sh
> {code}



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