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Re: 10 nodes how to build the topological graph
Hi Rock,

you mean rack awareness.
http://hadoop.apache.org/common/docs/r0.17.2/hdfs_user_guide.html#Rack+Awareness

Here you find examples:
http://wiki.apache.org/hadoop/topology_rack_awareness_scripts

best,
 Alex
--
Alexander Lorenz
http://mapredit.blogspot.com

On Feb 3, 2012, at 8:03 AM, Jinyan Xu wrote:

> Hi ,
>
> I have 10 machines to build a small cluster, how to build the topological graph between these machines?
>
> I mean how to build the rack use 10 machines.
>
> Thanks !
>
> -Rock
>
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