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From "Edward J. Yoon (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HAMA-706) Keep new object creation to the minimum by reusing the Writable object
Date Mon, 08 Apr 2013 00:11:16 GMT

     [ https://issues.apache.org/jira/browse/HAMA-706?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Edward J. Yoon updated HAMA-706:
--------------------------------

    Fix Version/s:     (was: 0.6.1)
                   0.7.0
    
> Keep new object creation to the minimum by reusing the Writable object
> ----------------------------------------------------------------------
>
>                 Key: HAMA-706
>                 URL: https://issues.apache.org/jira/browse/HAMA-706
>             Project: Hama
>          Issue Type: Improvement
>          Components: bsp core
>            Reporter: Suraj Menon
>             Fix For: 0.7.0
>
>
> In all the examples and some core modules, we create new Writable objects, which is not
recommended when we are handling huge data size with billions of records, causing a huge GC
overhead. It is better that we reuse Writable object and populate the values instead. In places
where the aforesaid principle is not followed, the suggested changes should be made. This
would be useful once the spilling buffer is fully functional.

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