HADOOP

HADOOP

Create a data node

• install data node software

cd /triumfcs/trshare/olchansk/linux/hadoop/
rpm --import RPM-GPG-KEY-cloudera 
rpm -vh --install cdh3-repository-1.0-1.noarch.rpm-SL5 (or -SL6)
(cd $HOME; sh /triumfcs/trshare/olchansk/linux/hadoop/jdk-6u30-linux-x64-rpm.bin)
cd ~
yum install hadoop"*"datanode hadoop"*"fuse hadoop"*"native
chkconfig hadoop-0.20-datanode off

• configure data node

ln -s /home/olchansk/sysadm/hadoop/conf.daq_test /etc/hadoop-0.20