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From "Allen Wittenauer (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-11002) shell escapes are incompatible with previous releases
Date Tue, 26 Aug 2014 04:19:57 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-11002?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14110255#comment-14110255

Allen Wittenauer commented on HADOOP-11002:

(It's worth pointing out that directories with spaces are completely broken in branch-2. 
HADOOP-9902 made quite a few things work, but without fixing this issue, not enough to be

> shell escapes are incompatible with previous releases
> -----------------------------------------------------
>                 Key: HADOOP-11002
>                 URL: https://issues.apache.org/jira/browse/HADOOP-11002
>             Project: Hadoop Common
>          Issue Type: Bug
>          Components: scripts
>            Reporter: Allen Wittenauer
>              Labels: regression
>         Attachments: HADOOP-11002.patch
> Post-HADOOP-9902, the following in xyz_OPTS doesn't work without being escaped:
> {code}
> -XX:HeapDumpPath=./java_pid_<pid>.hprof
> {code}
> This is a bit of surprising behavior to the users.  The breakage is directly result of
the code that fixes spaces in directories.  Since it is much more likely to hit weird metacharacters
in shell than have directories with spaces, that part of HADOOP-9902 needs to get replaced.

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