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https://issues.apache.org/jira/browse/HDFS-12733?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17069331#comment-17069331
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Ayush Saxena commented on HDFS-12733:
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[~hexiaoqiao] should be fine. Go ahead.
Better we document it clearly, even in the description of the config in HDFS
Defaults, and have tests for all cases and It should be good to go then.
> Option to disable to namenode local edits
> -----------------------------------------
>
> Key: HDFS-12733
> URL: https://issues.apache.org/jira/browse/HDFS-12733
> Project: Hadoop HDFS
> Issue Type: Improvement
> Components: namenode, performance
> Reporter: Brahma Reddy Battula
> Assignee: Xiaoqiao He
> Priority: Major
> Attachments: HDFS-12733-001.patch, HDFS-12733-002.patch,
> HDFS-12733-003.patch, HDFS-12733.004.patch, HDFS-12733.005.patch,
> HDFS-12733.006.patch, HDFS-12733.007.patch, HDFS-12733.008.patch
>
>
> As of now, Edits will be written in local and shared locations which will be
> redundant and local edits never used in HA setup.
> Disabling local edits gives little performance improvement.
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