Hi,

Hbase 0.19 have some problem related with scalability of column. The
only answer is, you need more data node to store the large matrix. (or
large table)

I would recommend to use the hama-trunk.

On Sun, Nov 15, 2009 at 1:14 PM,  <[email protected]> wrote:
> Hi,
>   Once again I have some doubts about Hama. I am now trying to generate a 
> 12000
> * 12000 matrix in hama. I am not using map reduce to generate this matrix. The
> function call used is  a= DenseMatrix.random(conf,row,column). Now I wanted to
> know, approximately how much time will it take to generate this matrix. My
> cluster contains 4 data nodes each having approximately 500MB RAM. The master
> node also does the work of a data node. The master node also has approximately
> 500MB RAM. Do I have to change any settings for a better performance or am I
> missing some thing ?
>
> Thank You
>
> Abhishek Agrawal
>
> SUNY- Buffalo
> (716-435-7122)
>
>
>



-- 
Best Regards, Edward J. Yoon @ NHN, corp.
[email protected]
http://blog.udanax.org

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