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From Arun C Murthy <...@hortonworks.com>
Subject Re: CDH4 version questions
Date Tue, 19 Feb 2013 13:35:17 GMT
Pls ask CDH lists.

On Feb 19, 2013, at 12:03 AM, jing wang wrote:

> Hi User,
> 
>   We're facing the challenge of which hadoop version to choose.
>   We prefer to CDH4, but have a few qustions:
>   1.Are MRV1 and MRV2 sharing the  same hdfs? If so, can MRV1 upgrade to MRV2 smoothly?
>   2.If using MRV1, should our m/r code basing CDH3 be changed?
>   3.Is MRV1 stable enough to be used in production?
> 
> 
> Thanks & best regards,
> Jing Wang
> 
> 
> 

--
Arun C. Murthy
Hortonworks Inc.
http://hortonworks.com/



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