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https://issues.apache.org/jira/browse/BOOKKEEPER-649?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13710075#comment-13710075
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Hadoop QA commented on BOOKKEEPER-649:
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Testing JIRA BOOKKEEPER-649
Patch
[0001-BOOKKEEPER-649-Race-condition-in-sync-ZKUtils.create.patch|https://issues.apache.org/jira/secure/attachment/12592583/0001-BOOKKEEPER-649-Race-condition-in-sync-ZKUtils.create.patch]
downloaded at Tue Jul 16 18:22:25 UTC 2013
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{color:green}+1 PATCH_APPLIES{color}
{color:green}+1 CLEAN{color}
{color:red}-1 RAW_PATCH_ANALYSIS{color}
. {color:green}+1{color} the patch does not introduce any @author tags
. {color:green}+1{color} the patch does not introduce any tabs
. {color:green}+1{color} the patch does not introduce any trailing spaces
. {color:green}+1{color} the patch does not introduce any line longer than
120
. {color:red}-1{color} the patch does not add/modify any testcase
{color:green}+1 RAT{color}
. {color:green}+1{color} the patch does not seem to introduce new RAT
warnings
{color:green}+1 JAVADOC{color}
. {color:green}+1{color} the patch does not seem to introduce new Javadoc
warnings
{color:green}+1 COMPILE{color}
. {color:green}+1{color} HEAD compiles
. {color:green}+1{color} patch compiles
. {color:green}+1{color} the patch does not seem to introduce new javac
warnings
{color:green}+1 FINDBUGS{color}
. {color:green}+1{color} the patch does not seem to introduce new Findbugs
warnings
{color:green}+1 TESTS{color}
. Tests run: 853
{color:green}+1 DISTRO{color}
. {color:green}+1{color} distro tarball builds with the patch
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{color:red}*-1 Overall result, please check the reported -1(s)*{color}
The full output of the test-patch run is available at
. https://builds.apache.org/job/bookkeeper-trunk-precommit-build/419/
> Race condition in sync ZKUtils.createFullPathOptimistic()
> ---------------------------------------------------------
>
> Key: BOOKKEEPER-649
> URL: https://issues.apache.org/jira/browse/BOOKKEEPER-649
> Project: Bookkeeper
> Issue Type: Bug
> Reporter: Matteo Merli
> Assignee: Matteo Merli
> Priority: Trivial
> Fix For: 4.3.0
>
> Attachments:
> 0001-BOOKKEEPER-649-Race-condition-in-sync-ZKUtils.create.patch
>
>
> If multiple threads are calling createFullPathOptimistic() there will be race
> conditions on creating the intermediate nodes. If the intermediate nodes have
> been created since we last check, we can just ignore the exception and
> continue creating the child nodes.
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