>
<!-- 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> </configuration> 加上这个 <configuration> <property> <name>mapreduce.framework.name</name> <value>yarn</value> </property> </configuration>然后在yarn-site.xml里面进行配置
<configuration> <!-- Site specific YARN configuration properties --> <property> <name>yarn.resourcemanager.hostname</name> <!-- 在哪里执行对应的程序 --> <value>hadoop1</value> </property> <property> <name>yarn.nodemanager.aux-services</name> <value>mapreduce_shuffle</value> </property> <property> <name>yarn.nodemanager.aux-services.mapreduce_shuffle.class</name> <value>org.apache.hadoop.mapred.ShuffleHandler</value> </property> </configuration>启动
前面启动了hdfs之后 在启动yarn
sbin/start-yarn.sh
Hadoop1上
Node1
Node2
Node3
项目 開始我们的eclipse中的mapreduce的项目执行
首先建立一个java项目
然后导入对应的包 Common以下的
Mapreduce下的
Yarn以下的额
Hdfs以下的
我们的需求文档
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转载于:https://www.cnblogs.com/bhlsheji/p/5248201.html
