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https://issues.apache.org/jira/browse/HDFS-483?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12742196#action_12742196
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Hadoop QA commented on HDFS-483:
--------------------------------

-1 overall.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12416138/h483_20090810.patch
  against trunk revision 803337.

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

    +1 tests included.  The patch appears to include 15 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 failed core unit tests.

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

Test results: 
http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-vesta.apache.org/60/testReport/
Findbugs warnings: 
http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-vesta.apache.org/60/artifact/trunk/build/test/findbugs/newPatchFindbugsWarnings.html
Checkstyle results: 
http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-vesta.apache.org/60/artifact/trunk/build/test/checkstyle-errors.html
Console output: 
http://hudson.zones.apache.org/hudson/job/Hdfs-Patch-vesta.apache.org/60/console

This message is automatically generated.

> Data transfer (aka pipeline) implementation cannot tolerate exceptions
> ----------------------------------------------------------------------
>
>                 Key: HDFS-483
>                 URL: https://issues.apache.org/jira/browse/HDFS-483
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: data-node, hdfs client
>            Reporter: Tsz Wo (Nicholas), SZE
>         Attachments: h483_20090709.patch, h483_20090713.patch, 
> h483_20090717.patch, h483_20090727.patch, h483_20090730.patch, 
> h483_20090731.patch, h483_20090806.patch, h483_20090807.patch, 
> h483_20090807b.patch, h483_20090810.patch
>
>
> Data transfer was tested with simulated exceptions as below:
> # create files with dfs
> # write 1 byte
> # close file
> # open the same file
> # read the 1 byte and compare results
> The file was closed successfully but we got an IOException(Could not get 
> block locations...) when the file was reopened for reading.

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