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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