Eric, Clever. I'll add that to the doc as an option.
Keys ________________________________ Keys Botzum Senior Principal Technologist WW Systems Engineering [email protected] 443-718-0098 MapR Technologies http://www.mapr.com On Apr 20, 2012, at 9:44 AM, Eric Newton wrote: > You should be able to adjust the classpath in conf/accumulo-site.xml, and > remove $HADOOP_HOME/conf and just put the updated core-site.xml in the > accumulo/conf directory. > > -Eric > > On Fri, Apr 20, 2012 at 9:35 AM, Keys Botzum <[email protected]> wrote: > Keith, > > I was able to get Accumulo to use a Accumulo specific configuration of > Hadoop. It was a bit of a hack. Basically I created a fake Hadoop > installation tree that is almost entirely symbolic links to the real tree > under /opt/mapr/hadoop. The only real file in the tree is core-site.xml where > I set the two properties. The essential steps where: > cd /opt/accumulo > mkdir hadoop > mkdir hadoop/hadoop-0.20.2 > cd hadoop/hadoop-0.20.2 > ln -s /opt/mapr/hadoop/hadoop-0.20.2/* . > rm conf > mkdir conf > cd conf > ln -s /opt/mapr/hadoop/hadoop-0.20.2/conf/* > cp core-site.xml t > mv t core-site.xml > edit core-site.xml as needed > > Then I set the HADOOP_HOME in accumulo-env.sh to that directory and > everything worked fine. > > By the way, I tried setting HADOOP_CONF_DIR and that had no effect. > > Since I plan to document these steps, I want to make sure I understood your > intent and that I haven't missed something. Typically in Hadoop components > the ultimate configuration is a combination of each components *-site.xml > file. As a result I can set things in, for example, hbase-site.xml that are > really Hadoop properties. Assuming I understood what you and Eric were > saying, this is not true in Accumulo. That's fine by me, but I just want to > make sure I'm not saying things that aren't true. > > Thanks again for all of your help, > Keys > > p.s. I'm running the random and ingest tests you and Eric suggested as we > speak. The random test completed successfully. > > ________________________________ > Keys Botzum > Senior Principal Technologist > WW Systems Engineering > [email protected] > 443-718-0098 > MapR Technologies > http://www.mapr.com > >
