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Posted to issues@kylin.apache.org by "Zhong Yanghong (JIRA)" <ji...@apache.org> on 2016/07/14 06:52:20 UTC

[jira] [Commented] (KYLIN-1889) Didn't deal with the failure of renaming folder in hdfs when running the tool CubeMigrationCLI

    [ https://issues.apache.org/jira/browse/KYLIN-1889?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=15376436#comment-15376436 ] 

Zhong Yanghong commented on KYLIN-1889:
---------------------------------------

Hi [~mahongbin], could you help me review this patch? Thanks.

> Didn't deal with the failure of renaming folder in hdfs when running the tool CubeMigrationCLI
> ----------------------------------------------------------------------------------------------
>
>                 Key: KYLIN-1889
>                 URL: https://issues.apache.org/jira/browse/KYLIN-1889
>             Project: Kylin
>          Issue Type: Bug
>          Components: Tools, Build and Test
>            Reporter: Zhong Yanghong
>            Assignee: Zhong Yanghong
>         Attachments: retry_when_fail_to_rename_hdfs_folder_and_throw_exception_if_necessary.patch
>
>
> In some cases, the invoking of the "rename" method of FileSystem may fail and return false without throwing any Exception. Currently, such case is regarded as renaming successfully, which is not true.



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