core-site.xml,yarn-site.xml,hdfs-site.xml,mapred-site.xml配置

core-site.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->

<!-- Put site-specific property overrides in this file. -->

<configuration>
<property>
	<name>fs.defaultFS</name>
	<value>hdfs://node02:9820</value>
</property>
<property>
	<name>hadoop.tmp.dir</name>
	<value>/opt/module/hadoop-3.3.3/data</value>
</property>
<!--配置hdfs网页登录使用的静态用户为bigdata-->

yarn-site.xml

<?xml version="1.0"?>
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->
<configuration>
<!-- 指定MR走shuffle-->
<property>
	<name>yarn.nodemanager.aux-services</name>
	<value>mapreduce_shuffle</value>
</property>
<!--指定ResourceManager的地址-->
<property>
	<name>yarn.resourcemanager.hostname</name>
	<value>node03</value>
</property>
<!--环境变量的继承-->
<property>
	<name>yarn.nodemanager.env-whitelist</name>
	<value>JAVA_HOME,HADOOP_COMMON_HOME,HADOOP_HDFS_HOME,HADOOP_CONF_DIR,CLASSPATH_PREPEND_DISTCACHE,HADOOP_YARN_HOME,HADOOP_MAPRED_HOME</value>
</property>
<!--yarn容器允许分配的最大最小内存-->
<property>
	<name>yarn.scheduler.minimum-allocation-mb</name>
	<value>512</value>
</property>
<property>
	<name>yarn.scheduler.maxmum-allocation-mb</name>
	<value>4096</value>
</property>
<!--yarn容器允许管理的物理内存大小-->
<property>
	<name>yarn.nodemanager.resource.memory-mb</name>
	<value>4096</value>
</property>
<!--关闭yarn对物理内存和虚拟内存的限制检查-->
<property>
	<name>yarn.nodemanager.pmem-check-enabled</name>
	<value>false</value>
</property>
<property>
	<name>yarn.nodemanager.vmem-check-enabled</name>
	<value>false</value>
</property>


</configuration>

hdfs-site.xml

<?xml version="1.0" encoding="UTF-8"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->

<!-- Put site-specific property overrides in this file. -->

<configuration>
<property>
	<name>dfs.namenode.name.http-address</name>
	<value>node02:9870</value>
</property>
<property>
	<name>dfs.namenode.secondary.http-address</name>
	<value>node04:9868</value>
</property>
</configuration>

mapred-site.xml

<?xml version="1.0"?>
<?xml-stylesheet type="text/xsl" href="configuration.xsl"?>
<!--
  Licensed under the Apache License, Version 2.0 (the "License");
  you may not use this file except in compliance with the License.
  You may obtain a copy of the License at

    http://www.apache.org/licenses/LICENSE-2.0

  Unless required by applicable law or agreed to in writing, software
  distributed under the License is distributed on an "AS IS" BASIS,
  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
  See the License for the specific language governing permissions and
  limitations under the License. See accompanying LICENSE file.
-->

<!-- Put site-specific property overrides in this file. -->

<configuration>
<property>
	<name>mapreduce.framework.name</name>
	<value>yarn</value>
</property>
</configuration>