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Date: Sat, 09 Aug 2014 11:42:14 +0200
From: Alexander Sirotin <sirotin8@web.de>
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To: user@giraph.apache.org
Subject: Re: Hadoop Multi Node Cluster Configuration
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my mistake:


Machine 1: NameNode (Master) and SecondaryNameNode (Master)
Machine 2: ResourceManager (Master) and ProxyServer (Master)
Machine 3,4,5: DataNode (Slave) and NodeManager (Slave)

On 09.08.2014 11:37, Alexander Sirotin wrote:
> Hi,
>
> I am not an expert, but I am running a 5 machine cluster.
>
> I do the following.
>
> Machine 1: DataNode and NodeManager
> Machine 2: ResourceManager (Yarn-Master) and ProxyServer
> Machine 3,4,5: NameNode and SecondaryNameNode
>
> If you like you can also start the slave-processes also on the 
> master-machines, so you are also using the diskspace of these. For me 
> it is not neccessary yet and I am using the master-nodes dedicatedly.
>
> To define you just put into the hostname or ip-address into 
> etc/hadoop/[masters|slaves]. 1 host per line
>
> Best regards
>
>
> On 09.08.2014 02:30, xeniad20 wrote:
>> Hi experts,
>>
>> What is the best for multinode Hadoop configuration in a small 
>> cluster with 4 machines only.
>>
>> How can we define master, secondarynamenode and datanodes in the 
>> /hadoop/conf/masters and slaves files?
>>
>> Thanks
>