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Posted to common-issues@hadoop.apache.org by "Ayappan (JIRA)" <ji...@apache.org> on 2014/06/24 11:51:24 UTC
[jira] [Updated] (HADOOP-10744) LZ4 Compression fails to recognize
PowerPC Little Endian Architecture
[ https://issues.apache.org/jira/browse/HADOOP-10744?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Ayappan updated HADOOP-10744:
-----------------------------
Attachment: HADOOP-10744.patch
> 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
> Attachments: 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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