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/
