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https://issues.apache.org/jira/browse/ZOOKEEPER-487?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12737603#action_12737603
 ] 

Hadoop QA commented on ZOOKEEPER-487:
-------------------------------------

+1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12414474/ZOOKEEPER-487.patch
  against trunk revision 799460.

    +1 @author.  The patch does not contain any @author tags.

    +1 tests included.  The patch appears to include 6 new or modified tests.

    +1 javadoc.  The javadoc tool did not generate any warning messages.

    +1 javac.  The applied patch does not increase the total number of javac 
compiler warnings.

    +1 findbugs.  The patch does not introduce any new Findbugs warnings.

    +1 release audit.  The applied patch does not increase the total number of 
release audit warnings.

    +1 core tests.  The patch passed core unit tests.

    +1 contrib tests.  The patch passed contrib unit tests.

Test results: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/162/testReport/
Findbugs warnings: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/162/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Console output: 
http://hudson.zones.apache.org/hudson/job/Zookeeper-Patch-vesta.apache.org/162/console

This message is automatically generated.

> setdata on root (/) crashes the servers.
> ----------------------------------------
>
>                 Key: ZOOKEEPER-487
>                 URL: https://issues.apache.org/jira/browse/ZOOKEEPER-487
>             Project: Zookeeper
>          Issue Type: Bug
>          Components: server
>    Affects Versions: 3.1.1, 3.2.0
>            Reporter: Mahadev konar
>            Assignee: Mahadev konar
>            Priority: Blocker
>             Fix For: 3.2.1, 3.3.0
>
>         Attachments: ZOOKEEPER-487.patch
>
>
> setdata on root "/" crashes the servers with the followimg exception. 
> Unfortunately we never had a setdata test on root. The following is the 
> exception. This happens with 3.1.1 as well. We might want to consider 
> releasing 3.1.2 just for this jira.
> {code}
> java.lang.IllegalArgumentException: Invalid path /
>         at 
> org.apache.zookeeper.common.PathTrie.findMaxPrefix(PathTrie.java:255)
>         at org.apache.zookeeper.server.DataTree.setData(DataTree.java:543)
>         at org.apache.zookeeper.server.DataTree.processTxn(DataTree.java:701)
>         at 
> org.apache.zookeeper.server.FinalRequestProcessor.processRequest(FinalRequestProcessor.java:94)
>         at 
> org.apache.zookeeper.server.SyncRequestProcessor.flush(SyncRequestProcessor.java:127)
>         at 
> org.apache.zookeeper.server.SyncRequestProcessor.run(SyncRequestProcessor.java:75)
> {code}

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