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https://issues.apache.org/jira/browse/HDFS-6661?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Amir Langer updated HDFS-6661:
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Attachment: 0003-use-BlockList-instead-of-a-double-linked-list-of-blo.patch
> Use BlockList instead of double linked list i.e BlockInfo triplets
> --------------------------------------------------------------------
>
> Key: HDFS-6661
> URL: https://issues.apache.org/jira/browse/HDFS-6661
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: namenode
> Affects Versions: 2.4.1
> Reporter: Amir Langer
> Fix For: 3.0.0, 2.5.0
>
> Attachments:
> 0003-use-BlockList-instead-of-a-double-linked-list-of-blo.patch
>
>
> Replace the triplets data structure with a BlockList instance per
> DatanodeStorageInfo. This requires to keep only two integers per replica in
> any BlockInfo object. (One is the index for the DatanodeStorageInfo and the
> other is the position of the block in that DatanodeStorageInfo BlockList).
>
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