hadoop伪分布配置文件

hadoop伪分布配置文件记录

core

<configuration>
<property>
<name>fs.defaultFS</name>
<value>hdfs://192.168.1.8:8020</value>
</property>
    <!-- 用来指定Hadoop运行时产生文件的存放目录 -->
 <property>
 <name>hadoop.tmp.dir</name>
 <value>/home/fafa/hadoop_tmp</value>
 </property>
</configuration>

hdfs

<configuration>
<property>
<name>dfs.replication</name>
<value>1</value>
</property>
<property>
<name>dfs.namenode.name.dir</name>
<value>/home/fafa/hadoop/hadoop/dfs/name</value>
</property>
<property>
<name>dfs.datanode.data.dir</name>
<value>/home/fafa/hadoop/hadoop/dfs/data</value>
</property>
</configuration>

mapred

　　<configuration>
　　　　　　<property>
　　　　　　　　<name>mapred.job.tracker</name>
　　　　　　　　<value>yarn</value>
　　　　　　</property>
　　　　</configuration>
               
yarn 

<configuration>

<!-- Site specific YARN configuration properties -->
<property>
<name>yarn.nodemanager.aux-services</name>
<value>mapreduce_shuffle</value>
</property>
</configuration>


hadoop-env.sh

export JAVA_HOME=/home/fafa/java/jdk
export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_PREFIX}/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_PREFIX/lib"

yarn-env.sh
export HADOOP_COMMON_LIB_NATIVE_DIR=${HADOOP_PREFIX}/lib/native
export HADOOP_OPTS="-Djava.library.path=$HADOOP_PREFIX/lib"


           Starting secondary namenodes [0.0.0.0]