export JAVA_HOME=__JAVA_HOME__ export HADOOP_JOB_HISTORYSERVER_HEAPSIZE=900 export HADOOP_MAPRED_ROOT_LOGGER=INFO,RFA #export HADOOP_JOB_HISTORYSERVER_OPTS= #export HADOOP_MAPRED_LOG_DIR="" # Where log files are stored. $HADOOP_MAPRED_HOME/logs by default. #export HADOOP_JHS_LOGGER=INFO,RFA # Hadoop JobSummary logger. #export HADOOP_MAPRED_PID_DIR= # The pid files are stored. /tmp by default. #export HADOOP_MAPRED_IDENT_STRING= #A string representing this instance of hadoop. $USER by default #export HADOOP_MAPRED_NICENESS= #The scheduling priority for daemons. Defaults to 0. export HADOOP_OPTS="-Dhdp.version=$HDP_VERSION $HADOOP_OPTS"