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https://issues.apache.org/jira/browse/HDFS-16197?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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JiangHua Zhu reassigned HDFS-16197:
-----------------------------------

    Assignee: JiangHua Zhu

> Simplify getting NNStorage in FSNamesystem
> ------------------------------------------
>
>                 Key: HDFS-16197
>                 URL: https://issues.apache.org/jira/browse/HDFS-16197
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: JiangHua Zhu
>            Assignee: JiangHua Zhu
>            Priority: Minor
>
> In FSNamesystem, there are many places where NNStorage needs to be used 
> (according to preliminary statistics, there are 15 times), and these places 
> are obtained using "getFSImage().getStorage()". We should try to use a 
> simpler way.



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