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https://issues.apache.org/jira/browse/HDFS-8059?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yi Liu resolved HDFS-8059.
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Resolution: Duplicate
> Erasure coding: revisit how to store EC schema and cellSize in NameNode
> -----------------------------------------------------------------------
>
> Key: HDFS-8059
> URL: https://issues.apache.org/jira/browse/HDFS-8059
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Affects Versions: HDFS-7285
> Reporter: Yi Liu
> Assignee: Yi Liu
> Attachments: HDFS-8059.001.patch
>
>
> Move {{dataBlockNum}} and {{parityBlockNum}} from BlockInfoStriped to
> INodeFile, and store them in {{FileWithStripedBlocksFeature}}.
> Ideally these two nums are the same for all striped blocks in a file, and
> store them in BlockInfoStriped will waste NN memory.
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