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Posted to hdfs-dev@hadoop.apache.org by "Tsz Wo (Nicholas), SZE (JIRA)" <ji...@apache.org> on 2011/03/03 19:06:36 UTC
[jira] Resolved: (HDFS-1684) Federation: Balancer cannot start with
with multiple namenodes.
[ https://issues.apache.org/jira/browse/HDFS-1684?page=com.atlassian.jira.plugin.system.issuetabpanels:all-tabpanel ]
Tsz Wo (Nicholas), SZE resolved HDFS-1684.
------------------------------------------
Resolution: Fixed
Fix Version/s: Federation Branch
Hadoop Flags: [Reviewed]
I have committed this.
> Federation: Balancer cannot start with with multiple namenodes.
> ---------------------------------------------------------------
>
> Key: HDFS-1684
> URL: https://issues.apache.org/jira/browse/HDFS-1684
> Project: Hadoop HDFS
> Issue Type: Sub-task
> Components: balancer
> Affects Versions: Federation Branch
> Reporter: Tsz Wo (Nicholas), SZE
> Assignee: Tsz Wo (Nicholas), SZE
> Fix For: Federation Branch
>
> Attachments: 4342723.patch, h1684_20110302.patch
>
>
> The balancer creates the file when it starts; and delete the files when it finishes. The default FileSystem is used for all NameNodes. So only the first one will succeed creating the
> id file but the following will fail.
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