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From "Kihwal Lee (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-10980) Optimize check for existence of parent directory
Date Fri, 07 Oct 2016 22:26:21 GMT

     [ https://issues.apache.org/jira/browse/HDFS-10980?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Kihwal Lee updated HDFS-10980:
------------------------------
       Resolution: Fixed
     Hadoop Flags: Reviewed
    Fix Version/s: 3.0.0-alpha2
                   2.8.0
           Status: Resolved  (was: Patch Available)

Committed to trunk, branch-2 and branch-2.8.

> Optimize check for existence of parent directory
> ------------------------------------------------
>
>                 Key: HDFS-10980
>                 URL: https://issues.apache.org/jira/browse/HDFS-10980
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs
>            Reporter: Daryn Sharp
>            Assignee: Daryn Sharp
>             Fix For: 2.8.0, 3.0.0-alpha2
>
>         Attachments: HDFS-10980.patch
>
>
> {{FSDirectory.verifyParentDir()}} uses a {{Path}} object to parse and return the parent
path.  This is very expensive compared to using the path within the IIP.



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