#!/bin/bash

# Hadoop安装目录(必须修改为实际路径)
export HADOOP_HOME=/usr/local/hadoop

# Java安装路径(必须配置)
export JAVA_HOME=/usr/local/jdk

# Hadoop配置文件目录
export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop

# Hadoop日志目录
export HADOOP_LOG_DIR=$HADOOP_HOME/logs

# 进程PID存储目录
export HADOOP_PID_DIR=/var/run/hadoop

# 通用库路径设置
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib/native"

# 内存配置(根据集群规模调整)
export HADOOP_HEAPSIZE_MAX=2048
export HADOOP_HEAPSIZE_MIN=1024

# YARN相关配置
export YARN_HOME=$HADOOP_HOME
export YARN_CONF_DIR=$HADOOP_CONF_DIR

# MapReduce历史服务器配置
export HADOOP_MAPRED_HOME=$HADOOP_HOME

# 安全相关配置
export HADOOP_SECURE_DN_USER=hdfs
export HADOOP_SECURE_DN_PID_DIR=$HADOOP_PID_DIR
 

#!/bin/bash

# Hadoop安装目录(必须修改为实际路径)
export HADOOP_HOME=/usr/local/hadoop

# Java安装路径(必须配置)
export JAVA_HOME=/usr/local/jdk

# Hadoop配置文件目录
export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop

# Hadoop日志目录
export HADOOP_LOG_DIR=$HADOOP_HOME/logs

# 进程PID存储目录
export HADOOP_PID_DIR=/var/run/hadoop

# 通用库路径设置
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib/native"

# 内存配置(根据集群规模调整)
export HADOOP_HEAPSIZE_MAX=2048
export HADOOP_HEAPSIZE_MIN=1024

# YARN相关配置
export YARN_HOME=$HADOOP_HOME
export YARN_CONF_DIR=$HADOOP_CONF_DIR

# MapReduce历史服务器配置
export HADOOP_MAPRED_HOME=$HADOOP_HOME

# 安全相关配置
export HADOOP_SECURE_DN_USER=hdfs
export HADOOP_SECURE_DN_PID_DIR=$HADOOP_PID_DIR
 

#!/bin/bash

# Hadoop安装目录(必须修改为实际路径)
export HADOOP_HOME=/usr/local/hadoop

# Java安装路径(必须配置)
export JAVA_HOME=/usr/local/jdk

# Hadoop配置文件目录
export HADOOP_CONF_DIR=$HADOOP_HOME/etc/hadoop

# Hadoop日志目录
export HADOOP_LOG_DIR=$HADOOP_HOME/logs

# 进程PID存储目录
export HADOOP_PID_DIR=/var/run/hadoop

# 通用库路径设置
export HADOOP_COMMON_LIB_NATIVE_DIR=$HADOOP_HOME/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_HOME/lib/native"

# 内存配置(根据集群规模调整)
export HADOOP_HEAPSIZE_MAX=2048
export HADOOP_HEAPSIZE_MIN=1024

# YARN相关配置
export YARN_HOME=$HADOOP_HOME
export YARN_CONF_DIR=$HADOOP_CONF_DIR

# MapReduce历史服务器配置
export HADOOP_MAPRED_HOME=$HADOOP_HOME

# 安全相关配置
export HADOOP_SECURE_DN_USER=hdfs
export HADOOP_SECURE_DN_PID_DIR=$HADOOP_PID_DIR
 

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