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From "Suresh Srinivas (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HDFS-1440) TestComputeInvalidateWork fails intermittently
Date Tue, 05 Oct 2010 19:39:33 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1440?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12918133#action_12918133
] 

Suresh Srinivas commented on HDFS-1440:
---------------------------------------

testpatch output:
     [exec] +1 overall.  
     [exec] 
     [exec]     +1 @author.  The patch does not contain any @author tags.
     [exec] 
     [exec]     +1 tests included.  The patch appears to include 3 new or modified tests.
     [exec] 
     [exec]     +1 javadoc.  The javadoc tool did not generate any warning messages.
     [exec] 
     [exec]     +1 javac.  The applied patch does not increase the total number of javac compiler
warnings.
     [exec] 
     [exec]     +1 findbugs.  The patch does not introduce any new Findbugs warnings.
     [exec] 
     [exec]     +1 release audit.  The applied patch does not increase the total number of
release audit warnings.
     [exec] 
     [exec]     +1 system tests framework.  The patch passed system tests framework compile.

TestComputeInvalidateWork does not fail with this patch.


> TestComputeInvalidateWork fails intermittently
> ----------------------------------------------
>
>                 Key: HDFS-1440
>                 URL: https://issues.apache.org/jira/browse/HDFS-1440
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: test
>    Affects Versions: 0.22.0
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>             Fix For: 0.22.0
>
>         Attachments: HDFS-1440.patch
>
>
> TestComputeInvalidateWork fails intermittently. This is due to incorrect synchronization
introduced due to HDFS-1093. The test uses blocks synchronized on FSNamesystem monitor, however
with HDFS-1093, the FSNamesystem uses explicit read/write lock for synchronization.

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