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Posted to common-issues@hadoop.apache.org by "Ayappan (JIRA)" <ji...@apache.org> on 2014/06/24 11:39:24 UTC

[jira] [Created] (HADOOP-10744) LZ4 Compression fails to recognize PowerPC Little Endian Architecture

Ayappan created HADOOP-10744:
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             Summary: 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: 2.4.0, 2.3.0, 2.2.0
         Environment: PowerPC Little Endian (ppc64le)
            Reporter: Ayappan


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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