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https://issues.apache.org/jira/browse/MAPREDUCE-6549?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15097241#comment-15097241
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Hudson commented on MAPREDUCE-6549:
-----------------------------------
FAILURE: Integrated in Hadoop-trunk-Commit #9102 (See
[https://builds.apache.org/job/Hadoop-trunk-Commit/9102/])
MAPREDUCE-6549. multibyte delimiters with LineRecordReader cause (vinodkv: rev
9b33a03900c9ffdb9f4b4c59161fdce39ca8c73d)
* hadoop-mapreduce-project/CHANGES.txt
> multibyte delimiters with LineRecordReader cause duplicate records
> ------------------------------------------------------------------
>
> Key: MAPREDUCE-6549
> URL: https://issues.apache.org/jira/browse/MAPREDUCE-6549
> Project: Hadoop Map/Reduce
> Issue Type: Bug
> Components: mrv1, mrv2
> Affects Versions: 2.7.2
> Reporter: Dustin Cote
> Assignee: Wilfred Spiegelenburg
> Fix For: 2.7.2, 2.6.3
>
> Attachments: MAPREDUCE-6549-1.patch, MAPREDUCE-6549-2.patch,
> MAPREDUCE-6549.3.patch
>
>
> LineRecorderReader currently produces duplicate records under certain
> scenarios such as:
> 1) input string: "abc+++def++ghi++"
> delimiter string: "+++"
> test passes with all sizes of the split
> 2) input string: "abc++def+++ghi++"
> delimiter string: "+++"
> test fails with a split size of 4
> 2) input string: "abc+++def++ghi++"
> delimiter string: "++"
> test fails with a split size of 5
> 3) input string "abc+++defg++hij++"
> delimiter string: "++"
> test fails with a split size of 4
> 4) input string "abc++def+++ghi++"
> delimiter string: "++"
> test fails with a split size of 9
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