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From "Benoy Antony (JIRA)" <j...@apache.org>
Subject [jira] [Commented] (HDFS-6433) Replace BytesMoved class with AtomicLong
Date Tue, 20 May 2014 15:56:38 GMT

    [ https://issues.apache.org/jira/browse/HDFS-6433?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=14003509#comment-14003509
] 

Benoy Antony commented on HDFS-6433:
------------------------------------

[~cnauroth], could you please review this ?

> Replace BytesMoved class with AtomicLong
> ----------------------------------------
>
>                 Key: HDFS-6433
>                 URL: https://issues.apache.org/jira/browse/HDFS-6433
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>    Affects Versions: 2.4.0
>            Reporter: Benoy Antony
>            Assignee: Benoy Antony
>         Attachments: HDFS-6433.patch
>
>
> The Balancer internally uses a class _BytesMoved_ to keep track of the bytes moved. It
has the same requirements and semantics of _AtomicLong_. But _BytesMoved_  uses monitors.
It will be an improvement for Balancer to use _AtomicLong_ instead of custom class.



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