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https://issues.apache.org/jira/browse/HADOOP-15027?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16313216#comment-16313216
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wujinhu commented on HADOOP-15027:
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Hi [~Sammi]
Thanks for your review. I have attached some performance data, you can view the
comments above.
> AliyunOSS: Support multi-thread pre-read to improve read from Hadoop to
> Aliyun OSS performance
> ----------------------------------------------------------------------------------------------
>
> Key: HADOOP-15027
> URL: https://issues.apache.org/jira/browse/HADOOP-15027
> Project: Hadoop Common
> Issue Type: Sub-task
> Components: fs/oss
> Affects Versions: 3.0.0
> Reporter: wujinhu
> Assignee: wujinhu
> Attachments: HADOOP-15027.001.patch, HADOOP-15027.002.patch,
> HADOOP-15027.003.patch, HADOOP-15027.004.patch, HADOOP-15027.005.patch,
> HADOOP-15027.006.patch, HADOOP-15027.007.patch, HADOOP-15027.008.patch,
> HADOOP-15027.009.patch
>
>
> Currently, AliyunOSSInputStream uses single thread to read data from
> AliyunOSS, so we can do some refactoring by using multi-thread pre-read to
> improve read performance.
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