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From "Steve Loughran (JIRA)" <j...@apache.org>
Subject [jira] [Updated] (HADOOP-3862) Create network topology plugin that uses a configured rack ip mask
Date Mon, 15 Oct 2012 09:56:03 GMT

     [ https://issues.apache.org/jira/browse/HADOOP-3862?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
]

Steve Loughran updated HADOOP-3862:
-----------------------------------

    Component/s: net
    
> Create network topology plugin that uses a configured rack ip mask
> ------------------------------------------------------------------
>
>                 Key: HADOOP-3862
>                 URL: https://issues.apache.org/jira/browse/HADOOP-3862
>             Project: Hadoop Common
>          Issue Type: New Feature
>          Components: net
>            Reporter: Owen O'Malley
>
> We should have a Java class that answers network topology questions by implementing DNSToSwitchMapping
by using the host's IP address and a mask that defines the addresses that are on the same
rack. Therefore, if your racks are defined by using the top 3 octets, you'd configure ff.ff.ff.00.

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