Thanks.. I set it accordingly.. On Monday, 5 May 2014, Shengjun Xin <s...@gopivotal.com> wrote:
> I think you need to set two different environment variables for hadoop1 > and hadoop2, such as HADOOP_HOME, HADOOP_CONF_DIR and before you run hadoop > command, you need to make sure the correct environment variables are enable. > > > On Mon, May 5, 2014 at 12:36 PM, chandra kant < > chandralakshmikan...@gmail.com<javascript:_e(%7B%7D,'cvml','chandralakshmikan...@gmail.com');> > > wrote: > >> >> Hi, >> Is it possible to install both hadoop1 and hadoop2 side by side on >> single node for development purpose so that I can choose any one of them by >> just shutting down one and starting another? >> I installed hadoop 1.2.1 and ran air successfully. >> Next, when I try to do "hdfs namenode - format " from hadoop2.2.0 , it >> tries to format the hadoop.tmp.dir set up by hadoop1.2.1 , which is clearly >> not desirable. I set up "dfs.namenode.name.dir" and "dfs.datanode.data.dir" >> in "hdfs-site.xml" to different >> locations. >> But again the same problem... >> Any suggestions.... >> >> -- >> Chandra >> >> > > > -- > Regards > Shengjun >
