You are viewing a plain text version of this content. The canonical link for it is here.

Posted to hdfs-issues@hadoop.apache.org by "Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org> on 2013/08/21 18:16:53 UTC

[jira] [Updated] (HDFS-4987) Namenode changes to track multiple storages

     [ https://issues.apache.org/jira/browse/HDFS-4987?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]

Tsz Wo (Nicholas), SZE updated HDFS-4987:
-----------------------------------------

    Attachment: h4987_20130822.patch

h4987_20130822.patch: first patch.
                
> Namenode changes to track multiple storages
> -------------------------------------------
>
>                 Key: HDFS-4987
>                 URL: https://issues.apache.org/jira/browse/HDFS-4987
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>            Reporter: Suresh Srinivas
>            Assignee: Tsz Wo (Nicholas), SZE
>         Attachments: h4987_20130822.patch
>
>
> Currently namenode track in BlockInfo, the corresponding DataNodeDescriptor. I propose changing this with new abstraction StorageDescriptor. This change will also make DatanodeDescriptor a collection of StroageDescriptors. This will allow given a block, identify its storage and also Datanode.

--
This message is automatically generated by JIRA.
If you think it was sent incorrectly, please contact your JIRA administrators
For more information on JIRA, see: http://www.atlassian.com/software/jira