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https://issues.apache.org/jira/browse/HDFS-12462?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=16318123#comment-16318123
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liaoyuxiangqin commented on HDFS-12462:
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Thanks [~Sammi] for detailed explanation, I have read the save ec policy to
fsimg related code and process processing, but i still have a doubt about What
scenario needs to compare between two fsImage or between fsImage with
editlog, thanks.
> Erasure coding policy extra options should be sorted by key value
> -----------------------------------------------------------------
>
> Key: HDFS-12462
> URL: https://issues.apache.org/jira/browse/HDFS-12462
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: erasure-coding
> Reporter: SammiChen
> Labels: hdfs-ec-3.0-nice-to-have
>
> To make sure the serialized fsimage and editlog binary equal, Erasure coding
> policy extra options should be sorted by key value.
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