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https://issues.apache.org/jira/browse/HADOOP-6166?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE updated HADOOP-6166:
-------------------------------------------
Attachment: c6166_20090819review.patch
c6166_20090819review.patch: patch for reviewing.
- replaced PureJavaCrc32 implementation with 8_8d
- updated TestPureJavaCrc32 to junit 4
- added TestPureJavaCrc32.Table
- changed TestPureJavaCrc32.PerformanceTest to print system information
> Improve PureJavaCrc32
> ---------------------
>
> Key: HADOOP-6166
> URL: https://issues.apache.org/jira/browse/HADOOP-6166
> Project: Hadoop Common
> Issue Type: Improvement
> Components: util
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Attachments: c6166_20090722.patch, c6166_20090722_benchmark_32VM.txt,
> c6166_20090722_benchmark_64VM.txt, c6166_20090727.patch,
> c6166_20090728.patch, c6166_20090810.patch, c6166_20090811.patch,
> c6166_20090819.patch, c6166_20090819review.patch, graph.r, graph.r,
> Rplots-laptop.pdf, Rplots-nehalem32.pdf, Rplots-nehalem64.pdf, Rplots.pdf,
> Rplots.pdf, Rplots.pdf
>
>
> Got some ideas to improve CRC32 calculation.
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