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https://issues.apache.org/jira/browse/HDFS-16861?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=17652012#comment-17652012
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ASF GitHub Bot commented on HDFS-16861:
---------------------------------------

tomscut commented on PR #5184:
URL: https://github.com/apache/hadoop/pull/5184#issuecomment-1365164235

   Thanks @Neilxzn for your contribution! Thanks @goiri for your review!




> RBF. Truncate API always fails when dirs use AllResolver oder on Router  
> -------------------------------------------------------------------------
>
>                 Key: HDFS-16861
>                 URL: https://issues.apache.org/jira/browse/HDFS-16861
>             Project: Hadoop HDFS
>          Issue Type: Bug
>          Components: rbf
>    Affects Versions: 3.4.0
>            Reporter: Max  Xie
>            Assignee: Max  Xie
>            Priority: Major
>              Labels: pull-request-available
>         Attachments: image-2022-12-05-17-35-19-841.png
>
>
> # prepare a directory in a HASH_ALL/SPACE/RANDOM mount point.
>  # put  a test file with 1024 bytes  to this directory
>  # truncate the file with 100 new length  and this op will fail and throw  a 
> exception that the file does not exist.
>  
> After dig it, we should ignore the result of Truncate API in 
> RouterClientProtocol because
> Truncate can return true/false, so don't expect a result.
> After fix it , the code is 
> !image-2022-12-05-17-35-19-841.png!
>  



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