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From "Akira AJISAKA (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-13270) BZip2CompressionInputStream finds the same compression marker twice in corner case, causing duplicate data blocks
Date Tue, 14 Jun 2016 01:15:57 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-13270?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Akira AJISAKA updated HADOOP-13270:
-----------------------------------
    Summary: BZip2CompressionInputStream finds the same compression marker twice in corner
case, causing duplicate data blocks  (was: Bzip2Codec: Duplicated data block in corner case)

> BZip2CompressionInputStream finds the same compression marker twice in corner case, causing
duplicate data blocks
> -----------------------------------------------------------------------------------------------------------------
>
>                 Key: HADOOP-13270
>                 URL: https://issues.apache.org/jira/browse/HADOOP-13270
>             Project: Hadoop Common
>          Issue Type: Bug
>    Affects Versions: 2.7.0
>            Reporter: Haibo Chen
>            Assignee: Kai Sasaki
>            Priority: Critical
>         Attachments: MAPREDUCE-6643.01.patch, MAPREDUCE-6643.02.patch, MAPREDUCE-6643.03.patch,
MAPREDUCE-6643.04.patch, MAPREDUCE-6643.05.patch
>
>
> Unit test TestTextInputFormat.testSplitableCodecs() failed when the seed is  1313094493.
> Stacktrace
> java.lang.AssertionError: Key in multiple partitions.
> at org.junit.Assert.fail(Assert.java:88)
> at org.junit.Assert.assertTrue(Assert.java:41)
> at org.junit.Assert.assertFalse(Assert.java:64)
> at org.apache.hadoop.mapred.TestTextInputFormat.testSplitableCodecs(TestTextInputFormat.java:223)



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