spark分布式安装配置
1.配置worker
vim conf/slaves.template
2.配置master
vim spark-env.sh
export JAVA_HOME=/usr/local/jdk1.8.0_201
export SCALA_HOME=/usr/local/scala
export HADOOP_HOME=/usr/local/hadoop
export HADOOP_CONF_DIR=/usr/local/hadoop/etc/hadoop
export SPARK_MASTER_HOST=master
export SPARK_MASTER_PORT=7077
export SPARK_WORKER_MEMORY=3g
export SPARK_WORKER_CORES=2
export SPARK_WORKER_INSTANCES=1
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