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https://issues.apache.org/jira/browse/HDFS-8494?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14564182#comment-14564182
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Kai Sasaki commented on HDFS-8494:
----------------------------------

Current {{BlockInfoStriped}} does not keep {{ErasureCodingZone}}. On the other 
hand, {{BlockInfoStriped}} needs cellSize to calculate consumed space. Is it 
necessary to pass {{ErasureCodingZone}} to {{BlockInfoStriped}}? Is this 
assumption right?

> Remove hard-coded chunk size in favor of ECZone
> -----------------------------------------------
>
>                 Key: HDFS-8494
>                 URL: https://issues.apache.org/jira/browse/HDFS-8494
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>    Affects Versions: HDFS-7285
>            Reporter: Kai Sasaki
>            Assignee: Kai Sasaki
>             Fix For: HDFS-7285
>
>
> It is necessary to remove hard-coded values inside NameNode configured in 
> {{HdfsConstants}}. In this JIRA, we can remove {{chunkSize}} gracefully in 
> favor of HDFS-8375.
> Because {{cellSize}} is now originally stored only in {{ErasureCodingZone}}, 
> {{BlockInfoStriped}} can receive {{ErasureCodingZone}} instead of 
> {{ECSchema}} when its initialization.



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