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From "Suresh Srinivas (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HDFS-4635) Move BlockManager#computeCapacity to LightWeightGSet
Date Tue, 26 Mar 2013 16:09:15 GMT

     [ https://issues.apache.org/jira/browse/HDFS-4635?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Suresh Srinivas updated HDFS-4635:
----------------------------------

    Attachment: HDFS-4635.patch

That is a better of power of two implementation. Changed the patch to incorporate the comments.
                
> Move BlockManager#computeCapacity to LightWeightGSet
> ----------------------------------------------------
>
>                 Key: HDFS-4635
>                 URL: https://issues.apache.org/jira/browse/HDFS-4635
>             Project: Hadoop HDFS
>          Issue Type: Improvement
>          Components: namenode
>            Reporter: Suresh Srinivas
>            Assignee: Suresh Srinivas
>         Attachments: HDFS-4635.patch, HDFS-4635.patch, HDFS-4635.patch
>
>
> The computeCapacity in BlockManager that calculates the LightWeightGSet capacity as the
percentage of total JVM memory should be moved to LightWeightGSet. This helps in other maps
that are based on the GSet to make use of the same functionality.

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