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Date: Wed, 3 Oct 2012 14:50:07 +1100 (NCT)
From: "Hadoop QA (JIRA)" <jira@apache.org>
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Subject: [jira] [Commented] (HDFS-4000) TestParallelLocalRead fails with
 "input ByteBuffers must be direct buffers"
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    [ https://issues.apache.org/jira/browse/HDFS-4000?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13468315#comment-13468315 ] 

Hadoop QA commented on HDFS-4000:
---------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12547479/HDFS-4000.001.patch
  against trunk revision .

    {color:green}+1 @author{color}.  The patch does not contain any @author tags.

    {color:green}+1 tests included{color}.  The patch appears to include 1 new or modified test files.

    {color:green}+1 javac{color}.  The applied patch does not increase the total number of javac compiler warnings.

    {color:green}+1 javadoc{color}.  The javadoc tool did not generate any warning messages.

    {color:green}+1 eclipse:eclipse{color}.  The patch built with eclipse:eclipse.

    {color:green}+1 findbugs{color}.  The patch does not introduce any new Findbugs (version 1.3.9) warnings.

    {color:green}+1 release audit{color}.  The applied patch does not increase the total number of release audit warnings.

    {color:red}-1 core tests{color}.  The patch failed these unit tests in hadoop-hdfs-project/hadoop-hdfs:

                  org.apache.hadoop.fs.TestHdfsNativeCodeLoader

    {color:green}+1 contrib tests{color}.  The patch passed contrib unit tests.

Test results: https://builds.apache.org/job/PreCommit-HDFS-Build/3257//testReport/
Console output: https://builds.apache.org/job/PreCommit-HDFS-Build/3257//console

This message is automatically generated.
                
> TestParallelLocalRead fails with "input ByteBuffers must be direct buffers"
> ---------------------------------------------------------------------------
>
>                 Key: HDFS-4000
>                 URL: https://issues.apache.org/jira/browse/HDFS-4000
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 2.0.3-alpha
>            Reporter: Eli Collins
>            Assignee: Colin Patrick McCabe
>         Attachments: HDFS-4000.001.patch
>
>
> I think this may be related to HDFS-3753, passes when I revert it. Here's failure. Looks like it needs the same fix as TestShortCircuitLocalRead, not sure why that didn't show up in the jenkins run.
> {noformat}
> java.lang.AssertionError: Check log for errors
> 	at org.junit.Assert.fail(Assert.java:91)
> 	at org.apache.hadoop.hdfs.TestParallelReadUtil.runTestWorkload(TestParallelReadUtil.java:373)
> 	at org.apache.hadoop.hdfs.TestParallelLocalRead.testParallelReadByteBuffer(TestParallelLocalRead.java:61)
> {noformat}
> {noformat}
> 2012-10-02 15:39:49,481 ERROR hdfs.TestParallelReadUtil (TestParallelReadUtil.java:run(227)) - ReadWorker-1-/TestParallelRead.dat.0: Error while testing read at 199510 length 14773
> java.lang.IllegalArgumentException: input ByteBuffers must be direct buffers
> 	at org.apache.hadoop.util.NativeCrc32.nativeVerifyChunkedSums(Native Method)
> 	at org.apache.hadoop.util.NativeCrc32.verifyChunkedSums(NativeCrc32.java:57)
> 	at org.apache.hadoop.util.DataChecksum.verifyChunkedSums(DataChecksum.java:291)
> 	at org.apache.hadoop.hdfs.BlockReaderLocal.doByteBufferRead(BlockReaderLocal.java:501)
> 	at org.apache.hadoop.hdfs.BlockReaderLocal.read(BlockReaderLocal.java:409)
> 	at org.apache.hadoop.hdfs.DFSInputStream$ByteBufferStrategy.doRead(DFSInputStream.java:561)
> 	at org.apache.hadoop.hdfs.DFSInputStream.readBuffer(DFSInputStream.java:594)
> 	at org.apache.hadoop.hdfs.DFSInputStream.readWithStrategy(DFSInputStream.java:648)
> 	at org.apache.hadoop.hdfs.DFSInputStream.read(DFSInputStream.java:696)
> 	at org.apache.hadoop.hdfs.TestParallelReadUtil$DirectReadWorkerHelper.read(TestParallelReadUtil.java:91)
> 	at org.apache.hadoop.hdfs.TestParallelReadUtil$DirectReadWorkerHelper.pRead(TestParallelReadUtil.java:104)
> 	at org.apache.hadoop.hdfs.TestParallelReadUtil$ReadWorker.pRead(TestParallelReadUtil.java:275)
> 	at org.apache.hadoop.hdfs.TestParallelReadUtil$ReadWorker.run(TestParallelReadUtil.java:223)
> {noformat}

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