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Posted to common-issues@hadoop.apache.org by "Kai Zheng (JIRA)" <ji...@apache.org> on 2018/02/02 09:24:00 UTC
[jira] [Commented] (HADOOP-15027) AliyunOSS: Support multi-thread
pre-read to improve sequential read from Hadoop to Aliyun OSS performance
[ https://issues.apache.org/jira/browse/HADOOP-15027?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16350032#comment-16350032 ]
Kai Zheng commented on HADOOP-15027:
------------------------------------
Was the commit already corrected or should we reopen this? Could you help update or clarify some bit for me, [~Sammi]? Thanks.
> AliyunOSS: Support multi-thread pre-read to improve sequential 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
> Priority: Major
> Fix For: 3.1.0, 2.10.0, 2.9.1, 3.0.1
>
> 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, HADOOP-15027.010.patch, HADOOP-15027.011.patch, HADOOP-15027.012.patch, HADOOP-15027.013.patch, HADOOP-15027.014.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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