配置mapreduce<?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 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.–>>加上这个>mapreduce.framework.name></configuration>
然后在yarn-site.xml里面进行配置
>>hadoop1>>>org.apache.hadoop.mapred.ShuffleHandler>
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 开始我们的eclipse中的mapreduce的项目运行
首先建立一个java项目
然后导入相应的包 Common下面的
Mapreduce下的
Yarn下面的额
Hdfs下面的
我们的需求文档
1949-10-01 14:21:02 34℃ 1949-10-02 14:01:02 36℃ 1950-01-01 11:21:02 32℃ 1950-10-01 12:21:02 37℃ 1951-12-01 12:21:02 23℃ 1950-10-02 12:21:02 41℃ 1950-10-03 12:21:02 27℃ 1951-07-01 12:21:02 45℃ 1951-07-02 12:21:02 46℃ 1949-10-01 14:21:02 34℃ 1949-10-01 14:21:02 34℃ 1949-10-01 14:21:02 34℃ 1949-10-01 14:21:02 34℃
，没有什么可留恋，只有抑制不住的梦想，
