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Posted to common-dev@hadoop.apache.org by "Devaraj Das (JIRA)" <ji...@apache.org> on 2009/06/04 14:15:07 UTC
[jira] Commented: (HADOOP-3625) Add an ip address mask to rack name
java plugin
[ https://issues.apache.org/jira/browse/HADOOP-3625?page=com.atlassian.jira.plugin.system.issuetabpanels:comment-tabpanel&focusedCommentId=12716253#action_12716253 ]
Devaraj Das commented on HADOOP-3625:
-------------------------------------
The patch looks fine to me.
> Add an ip address mask to rack name java plugin
> -----------------------------------------------
>
> Key: HADOOP-3625
> URL: https://issues.apache.org/jira/browse/HADOOP-3625
> Project: Hadoop Core
> Issue Type: Improvement
> Components: util
> Reporter: Owen O'Malley
> Assignee: Owen O'Malley
> Attachments: hadoop-3625.patch
>
>
> We should have a plugin that implements DNSToSwitchMapping with a configurable netmask that defines the rack. Therefore, if you use the high 26 bits to determine your switch, you could configure it with "ff.ff.ff.c0"
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