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HDFS >> mail # user >> decommissioning datanodes


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varun kumar 2012-06-12, 15:12
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Re: decommissioning datanodes
see this discussion
http://search-hadoop.com/m/Hxigg2WeEQu/decommissioning+datanodes+&subj=decommissioning+datanodes
On Tue, Jun 12, 2012 at 8:42 PM, varun kumar <[EMAIL PROTECTED]> wrote:

> Hi All,
>
> I want to remove nodes from my cluster *gracefully*. I added the
> following lines to my hdfs-site.xml
>
> <property>
>
>     <name>dfs.hosts.exclude</name>
>     <value>/opt/hadoop/conf/exclude</value>
> </property>
>
> In exclude file i have mentioned the hostname of the datanode.
>
> Then I run 'hadoop dfsadmin -refreshNodes'
>
> On the web interface the node now appear in both the 'Live Node' and 'Dead Node' (but there's nothing in the Decommissioning Node list).
>
> What am I missing during the decommission process?
>
>
> --
> Regards,
> Varun Kumar.P
>
>
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