Spark配置文件详解_修改配置文件spark-env.sh,设置节点内存为8g

Spark配置文件详解

1、主要环境配置文件  spark-env.sh

export JAVA_HOME=/usr/java/jdk1.7.0_67-cloudera
export SPARK_MASTER_IP=10.130.2.20 #1
export SPARK_MASTER_PORT=7077
export SPARK_MASTER_WEBUI_PORT=8089
export SPARK_WORKER_CORES=24
export SPARK_EXECUTOR_INSTANCES=1
export SPARK_WORKER_MEMORY=48g
export HADOOP_HOME=/opt/cloudera/parcels/CDH/lib/hadoop
export HADOOP_CONF_DIR=/etc/hadoop/conf/
export SPARK_DAEMON_MEMORY=8G
#export SPARK_DAEMON_JAVA_OPTS="-Dspark.deploy.recoveryMode=ZOOKEEPER -Dspark.deploy.zookeeper.url=bdc40.hexun.com:2181,bdc41.hexun.com:2181,bdc46.hexun.com:2181,bdc53.hexun.com:2181,bdc54.hexun.com:2181 -Dspark.deploy.zookeeper.dir=/spark" #2
#export SPARK_DAEMON_JAVA_OPTS="-Dspark.deploy.recoveryMode=FILESYSTEM -Dspark.deploy.recoveryDirectory=/opt/modules/spark/recovery" #3
export JAVA_LIBRARY_PATH=$JAVA_LIBRARY_PATH:$HA