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From "Andrew Wang (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-5304) Expose if a block replica is cached in getFileBlockLocations
Date Wed, 09 Oct 2013 21:28:44 GMT

     [ https://issues.apache.org/jira/browse/HDFS-5304?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Andrew Wang updated HDFS-5304:
------------------------------

    Attachment: hdfs-5304-4.patch

Thanks, new patch attached. Will commit shortly.

> Expose if a block replica is cached in getFileBlockLocations
> ------------------------------------------------------------
>
>                 Key: HDFS-5304
>                 URL: https://issues.apache.org/jira/browse/HDFS-5304
>             Project: Hadoop HDFS
>          Issue Type: Sub-task
>          Components: namenode
>    Affects Versions: HDFS-4949
>            Reporter: Andrew Wang
>            Assignee: Andrew Wang
>         Attachments: hdfs-5304-1.patch, hdfs-5304-2.patch, hdfs-5304-3.patch, hdfs-5304-4.patch
>
>
> We need to expose which replicas of a block are cached so applications can place their
tasks for memory-locality.



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