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https://issues.apache.org/jira/browse/HADOOP-5258?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel
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Tsz Wo (Nicholas), SZE updated HADOOP-5258:
-------------------------------------------
Resolution: Fixed
Fix Version/s: 0.21.0
Hadoop Flags: [Incompatible change, Reviewed] (was: [Incompatible change])
Status: Resolved (was: Patch Available)
I committed this. Thanks, Jakob!
> Provide dfsadmin functionality to report on namenode's view of network
> topology
> -------------------------------------------------------------------------------
>
> Key: HADOOP-5258
> URL: https://issues.apache.org/jira/browse/HADOOP-5258
> Project: Hadoop Core
> Issue Type: New Feature
> Components: dfs
> Reporter: Jakob Homan
> Assignee: Jakob Homan
> Fix For: 0.21.0
>
> Attachments: HADOOP-5258.patch, HADOOP-5258.patch, HADOOP-5258.patch,
> HADOOP-5258.patch
>
>
> As discussed in HADOOP-4954, it would be useful to be able to query the
> namenode to its current view on the network topology of racks and datanodes.
> This would allow ops to compare what the namenode sees with what they expect
> it to see.
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