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From "Brandon Li (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-4334) Add a unique id to each INode
Date Fri, 28 Dec 2012 13:02:12 GMT

    [ https://issues.apache.org/jira/browse/HDFS-4334?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=13540450#comment-13540450
] 

Brandon Li commented on HDFS-4334:
----------------------------------

{quote}...~80MB is required for 1000 million inodes.{quote}
ops, I meant 10 million iondes. :-)
                
> Add a unique id to each INode
> -----------------------------
>
>                 Key: HDFS-4334
>                 URL: https://issues.apache.org/jira/browse/HDFS-4334
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Brandon Li
>            Assignee: Brandon Li
>             Fix For: 3.0.0
>
>         Attachments: HDFS-4334.patch, HDFS-4334.patch, HDFS-4334.patch
>
>
> This JIRA is to track the task to add inode id, which is a 64bit number. 
> Unlike many local file systems, HDFS doesn't recycle inode id.

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