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https://issues.apache.org/jira/browse/HDFS-16226?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17414943#comment-17414943
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zhanghaobo commented on HDFS-16226:
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If it is necessary，I can try to apply a patch~
> Generate locatedBlocks can use binary search to find curBlk
> -----------------------------------------------------------
>
> Key: HDFS-16226
> URL: https://issues.apache.org/jira/browse/HDFS-16226
> Project: Hadoop HDFS
> Issue Type: Wish
> Components: namenode
> Affects Versions: 3.3.1
> Reporter: zhanghaobo
> Priority: Minor
>
> Currently，In method BlockManager#createLocatedBlockList，we locate curBlk
> index use sequential search. I think whether we can use binary search or not.
> When a file has a lot of blocks, We can get benefit from it.
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