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https://issues.apache.org/jira/browse/HDFS-8598?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Yong Zhang updated HDFS-8598:
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    Description: 
If we want to get all files block locations in one directory, we have to call 
getFileBlockLocations for each file, it will take long time because of too many 
request. 
In LocatedFileStatus has blockLocation, but we can find it also call 
getFileBlockLocations  for each file. this jira is trying to optimize with only 
one RPC. 

  was:
If we want to get all files block locations in one directory, we have to call 
getFileBlockLocations for each file, it will take long time because of too many 
request. 
Add BlockLocation for HdfsFileStatus and FileStatus can save much time


> Add BlockLocation for HdfsFileStatus and FileStatus
> ---------------------------------------------------
>
>                 Key: HDFS-8598
>                 URL: https://issues.apache.org/jira/browse/HDFS-8598
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>            Reporter: Yong Zhang
>            Assignee: Yong Zhang
>
> If we want to get all files block locations in one directory, we have to call 
> getFileBlockLocations for each file, it will take long time because of too 
> many request. 
> In LocatedFileStatus has blockLocation, but we can find it also call 
> getFileBlockLocations  for each file. this jira is trying to optimize with 
> only one RPC. 



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