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From "Hadoop QA (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HADOOP-10744) LZ4 Compression fails to recognize PowerPC Little Endian Architecture
Date Mon, 27 Oct 2014 10:02:34 GMT

    [ https://issues.apache.org/jira/browse/HADOOP-10744?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14185019#comment-14185019
] 

Hadoop QA commented on HADOOP-10744:
------------------------------------

{color:red}-1 overall{color}.  Here are the results of testing the latest attachment 
  http://issues.apache.org/jira/secure/attachment/12677273/HADOOP-10744-v1.patch
  against trunk revision caecd9f.

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

    {color:red}-1 tests included{color}.  The patch doesn't appear to include any new or modified
tests.
                        Please justify why no new tests are needed for this patch.
                        Also please list what manual steps were performed to verify this patch.

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

    {color:green}+1 javadoc{color}.  There were no new javadoc 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
2.0.3) warnings.

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

    {color:green}+1 core tests{color}.  The patch passed unit tests in hadoop-common-project/hadoop-common.

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

Test results: https://builds.apache.org/job/PreCommit-HADOOP-Build/4957//testReport/
Console output: https://builds.apache.org/job/PreCommit-HADOOP-Build/4957//console

This message is automatically generated.

> LZ4 Compression fails to recognize PowerPC Little Endian Architecture
> ---------------------------------------------------------------------
>
>                 Key: HADOOP-10744
>                 URL: https://issues.apache.org/jira/browse/HADOOP-10744
>             Project: Hadoop Common
>          Issue Type: Test
>          Components: io, native
>    Affects Versions: 2.2.0, 2.3.0, 2.4.0
>         Environment: PowerPC Little Endian (ppc64le)
>            Reporter: Ayappan
>            Assignee: Ayappan
>             Fix For: 2.4.1
>
>         Attachments: HADOOP-10744-v1.patch, HADOOP-10744.patch
>
>
> Lz4 Compression fails to identify the PowerPC Little Endian Architecture. It recognizes
it as Big Endian and several testcases( TestCompressorDecompressor, TestCodec, TestLz4CompressorDecompressor)
 fails due to this.
> Running org.apache.hadoop.io.compress.TestCompressorDecompressor
> Tests run: 2, Failures: 2, Errors: 0, Skipped: 0, Time elapsed: 0.435 sec <<<
FAILURE! - in org.apache.hadoop.io.compress.TestCompressorDecompressor
> testCompressorDecompressor(org.apache.hadoop.io.compress.TestCompressorDecompressor)
 Time elapsed: 0.308 sec  <<< FAILURE!
> org.junit.internal.ArrayComparisonFailure: org.apache.hadoop.io.compress.lz4.Lz4Compressor_org.apache.hadoop.io.compress.lz4.Lz4Decompressor-
 byte arrays not equals error !!!: arrays first differed at element [1428]; expected:<4>
but was:<10>
>         at org.junit.internal.ComparisonCriteria.arrayEquals(ComparisonCriteria.java:50)
>         at org.junit.Assert.internalArrayEquals(Assert.java:473)
>         at org.junit.Assert.assertArrayEquals(Assert.java:294)
>         at org.apache.hadoop.io.compress.CompressDecompressTester$CompressionTestStrategy$2.assertCompression(CompressDecompressTester.java:325)
>         at org.apache.hadoop.io.compress.CompressDecompressTester.test(CompressDecompressTester.java:135)
>         at org.apache.hadoop.io.compress.TestCompressorDecompressor.testCompressorDecompressor(TestCompressorDecompressor.java:58)
> .......
> .......
> .....



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