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https://issues.apache.org/jira/browse/HADOOP-6153?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Daehyun Kim updated HADOOP-6153:
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Attachment: HADOOP-6153.patch
1. To merge RAGzip with GzipCodec class, I add a method
'getDecompressorForRandomAccess(...)' to GzipCodec class. This method return
the Decompressor for random access.
2. I add the '-makeap' option that is FS Shell Command. This option supports to
make the access point of the gzip.
> RAgzip: multiple map tasks for a large gzipped file
> ---------------------------------------------------
>
> Key: HADOOP-6153
> URL: https://issues.apache.org/jira/browse/HADOOP-6153
> Project: Hadoop Common
> Issue Type: Improvement
> Components: io, native
> Environment: It requires zlib 1.2.2.4 or higher. (We tested on zlib
> 1.2.3)
> Reporter: Daehyun Kim
> Assignee: Daehyun Kim
> Priority: Minor
> Attachments: HADOOP-6153.patch
>
>
> It support to enable multiple map tasks for one large gzipped file.
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