西大 发表于 2018-10-30 11:05:42

Hadoop、Hbase完全分布式搭建

# tar zxvf hadoop-2.2.0.tar.gz  
# mv hadoop-2.2.0 /home/hadoop/
  
# cd /home/hadoop/
  
# ln -s hadoop-2.2.0 hadoop
  
# chown -R hadoop.hadoop /home/hadoop/
  
# cd /home/hadoop/hadoop/etc/hadoop
  
# 修改hadoop-env.sh文件
  
export JAVA_HOME=/usr/java/jdk
  
export HADOOP_HEAPSIZE=200
  

  
# 修改mapred-env.sh文件
  
export JAVA_HOME=/usr/java/jdk
  
export HADOOP_JOB_HISTORYSERVER_HEAPSIZE=1000
  

  
# 修改yarn-env.sh文件
  
export JAVA_HOME=/usr/java/jdk
  
JAVA_HEAP_MAX=-Xmx300m
  
YARN_HEAPSIZE=100
  

  

  
# 修改core-site.xml文件
  

  
  fs.defaultFS
  hdfs://master:9000
  
  
  hadoop.tmp.dir
  /home/hadoop/tmp
  
  
  hadoop.proxyuser.hadoop.hosts
  *
  
  
  hadoop.proxyuser.hadoop.groups
  *
  
  

  

  
# 修改hdfs-site.xml文件
  

  
  dfs.namenode.secondary.http-address
  master:9001
  
  
  dfs.namenode.name.dir
  /home/hadoop/dfs/name
  
  
  dfs.datanode.data.dir
  /home/hadoop/dfs/data
  
  
  dfs.replication
  2
  
  
  dfs.webhdfs.enabled
  true
  
  

  

  

  
# 修改mapred-site.xml文件
  

  
  mapreduce.framework.name
  yarn
  
  
  mapreduce.jobhistory.address
  master:10020
  
  
  mapreduce.jobhistory.webapp.address
  master:19888
  
  
  mapreduce.map.memory.mb
  512
  
  
  mapreduce.map.cpu.vcores
  1
  
  
  mapreduce.reduce.memory.mb
  512
  
  

  

  
# 修改yarn-site.xml文件
  

  
  yarn.nodemanager.aux-services
  mapreduce_shuffle
  
  
  yarn.nodemanager.aux-services.mapreduce.shuffle.class
  org.apache.hadoop.mapred.ShuffleHandler
  
  
  yarn.resourcemanager.address
  master:8032
  
  
  yarn.resourcemanager.scheduler.address
  master:8030
  
  
  yarn.resourcemanager.resource-tracker.address
  master:8031
  
  
  yarn.resourcemanager.admin.address
  master:8033
  
  
  yarn.resourcemanager.webapp.address
  master:8088
  
  
  yarn.scheduler.minimum-allocation-mb
  100
  
  
  yarn.scheduler.maximum-allocation-mb
  200
  
  
  yarn.scheduler.minimum-allocation-vcores
  1
  
  
  yarn.scheduler.maximum-allocation-vcores
  2
  
  

  

  
# 修改slaves文件
  
slave1
  
slave2
  

  
# 修改 /home/hadoop/.bashrc
  

  
export HADOOP_DEV_HOME=/home/hadoop/hadoop
  
export PATH=$PATH:$HADOOP_DEV_HOME/bin
  
export PATH=$PATH:$HADOOP_DEV_HOME/sbin
  
export HADOOP_MAPARED_HOME=${HADOOP_DEV_HOME}
  
export HADOOP_COMMON_HOME=${HADOOP_DEV_HOME}
  
export HADOOP_HDFS_HOME=${HADOOP_DEV_HOME}
  
export YARN_HOME=${HADOOP_DEV_HOME}
  
export HADOOP_CONF_DIR=${HADOOP_DEV_HOME}/etc/hadoop
  
export HDFS_CONF_DIR=${HADOOP_DEV_HOME}/etc/hadoop
  
export YARN_CONF_DIR=${HADOOP_DEV_HOME}/etc/hadoop
  

  
# 将上面修改的文件全部传送到slave1,slave2节点


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