history server配置:
mapred-site.xml

<!-- 指定mapreduce运行在yarn上 -->    <property>        <name>mapreduce.framework.name</name>        <value>yarn</value>    </property>    <!-- 历史服务器地址 -->    <property>        <name>mapreduce.jobhistory.address</name>        <value>hadoop-4:10020</value>    </property>    <!-- 历史服务器web端地址 -->    <property>        <name>mapreduce.jobhistory.webapp.address</name>        <value>hadoop-4:19888</value>    </property>

yarn-site.xml

<!--日志汇集--> <property>   <name>yarn.log-aggregation-enable</name>   <value>true</value> </property><!--日志汇集服务器地址--> <property>   <name>yarn.log.server.url</name>   <value>http://hadoop-4:19888/jobhistory/logs</value> </property><!--日志保留工夫--> <property>   <name>yarn.log-aggregation.retain-seconds</name>   <value>6048000</value> </property>

启动history server
mapred --daemon start historyserver
history server web端
http://hadoop-4:19888/jobhistory