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From Vimal Jain <vkj...@gmail.com>
Subject Re: Upgrading from pseudo distributed mode to fully distributed mode
Date Sun, 09 Mar 2014 11:52:25 GMT
Any help please.


On Fri, Mar 7, 2014 at 10:54 AM, Vimal Jain <vkjk89@gmail.com> wrote:

> Please note i am planning to have hbase 0.94.17 and Hadoop 1.2.1 in new
> cluster.
>
>
> On Fri, Mar 7, 2014 at 10:52 AM, Vimal Jain <vkjk89@gmail.com> wrote:
>
>> Hi,
>> I have hbase setup in pseudo distributed atop HDFS ( again pseudo
>> distributed mode ) in production.
>> This Hbase version is 0.94.7 and Hadoop version is 1.1.2.
>>
>> I was planning to have a fully distributed 2 node cluster on 2 new
>> machines with latest stable Hbase and Hadoop versions and then copy data
>> from existing cluster to this new cluster using copyTable.
>>
>> But now i have to add a new machine in existing psuedo distributed mode
>> cluster to make it in distributed mode.
>>
>> My question is how  this can be achieved cleanly.
>>
>> My another concern is "dfs.replication" property which i set to one in
>> both Hadoop and Hbase configuration.So when i upgrade existing pseudo
>> distributed mode to fully distributed , how will data be replicated to
>> newly added machine ?
>>
>> Also will regions automatically move to new machine or i will have to run
>> some shell command  to manually move it (balance command ) ?
>>
>> Please help.
>>
>> --
>> Thanks and Regards,
>> Vimal Jain
>>
>
>
>
> --
> Thanks and Regards,
> Vimal Jain
>



-- 
Thanks and Regards,
Vimal Jain

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