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From "sandy ding (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HAMA-659) the globalError computation is wrong
Date Fri, 26 Oct 2012 08:43:12 GMT

     [ https://issues.apache.org/jira/browse/HAMA-659?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

sandy ding updated HAMA-659:
----------------------------

    Status: Open  (was: Patch Available)
    
> the globalError computation is wrong
> ------------------------------------
>
>                 Key: HAMA-659
>                 URL: https://issues.apache.org/jira/browse/HAMA-659
>             Project: Hama
>          Issue Type: Bug
>          Components: graph
>    Affects Versions: 0.5.0
>         Environment: VMWare Workstation 8
> Debian 6
>            Reporter: sandy ding
>            Priority: Minor
>   Original Estimate: 1h
>  Remaining Estimate: 1h
>
> In bsp() (GraphJobRunner.java), after each vertex is computed,the aggregate function
is called twice:
> first aggregate(vertex, vertex.getValue()) is called,
> then aggregate(vertex, lastValue, vertex.getValue()) is also called.
> But actually only the latter one should be called.

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