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From "Todd Lipcon (JIRA)" <j...@apache.org>
Subject [jira] Commented: (HDFS-1632) HDFS Federation: data node storage structure changes and introduce block pool storage for Federation.
Date Wed, 23 Feb 2011 19:54:43 GMT

    [ https://issues.apache.org/jira/browse/HDFS-1632?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12998523#comment-12998523
] 

Todd Lipcon commented on HDFS-1632:
-----------------------------------

Hi Suresh. Would you mind copy-pasting your internal review to the ASF JIRA? This will help
others understand the code and will make it easier to merge this branch into trunk when the
time comes, I think.

> HDFS Federation: data node storage structure changes and introduce block pool storage
for Federation. 
> ------------------------------------------------------------------------------------------------------
>
>                 Key: HDFS-1632
>                 URL: https://issues.apache.org/jira/browse/HDFS-1632
>             Project: Hadoop HDFS
>          Issue Type: New Feature
>          Components: data-node
>    Affects Versions: Federation Branch
>            Reporter: Tanping Wang
>            Assignee: Tanping Wang
>             Fix For: Federation Branch
>
>         Attachments: Federation-upgrade.htm, HDFS-1632.patch
>
>
> In Federation, we introduced block pool into HDFS.  We are making changes to data node
storage and and block pool storage.

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