hadoop 修改hadoop tmp目录

mkdir hadoop_tmp_data

 

修改core-site.xml中的tmp目录为/home/hadoop/data0/hadoop_tmp_data

/home/hadoop/data0/hadoop_tmp_data

./hadoop-daemon.sh stop datanode

./hadoop-daemon.sh stop tasktracker

./hadoop-daemon.sh start datanode

./hadoop-daemon.sh start tasktracker