[jira] [Updated] (HDFS-10674) Optimize creating a full path from an inode

["Daryn Sharp (JIRA)" <ji...@apache.org>]

     [ https://issues.apache.org/jira/browse/HDFS-10674?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Daryn Sharp updated HDFS-10674:
-------------------------------
    Status: Patch Available  (was: Open)

> Optimize creating a full path from an inode
> -------------------------------------------
>
>                 Key: HDFS-10674
>                 URL: https://issues.apache.org/jira/browse/HDFS-10674
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: hdfs
>            Reporter: Daryn Sharp
>            Assignee: Daryn Sharp
>         Attachments: HDFS-10674.patch
>
>
> {{INode#getFullPathName}} walks up the inode tree, creates a INode[], converts each component byte[] name to a String while building the path.  This involves many allocations, copies, and char conversions.
> The path should be built with a single byte[] allocation.



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