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Windows 10下编译安装Hadoop2.6

[日期:2016-08-10] 来源:Linux社区  作者:王小雷 [字体: ]

3. 部署Hadoop on Windows

3.1 源码

core-site.xml 源码

<configuration>
  <property>
  <name>fs.default.name</name>
  <value>hdfs://0.0.0.0:19000</value>
</property>
</configuration>

Hadoop-env.cmd 源码

set HADOOP_PREFIX=E:\bigdata\hadoop
set HADOOP_CONF_DIR=%HADOOP_PREFIX%\etc\hadoop
set YARN_CONF_DIR=%HADOOP_CONF_DIR%
set PATH=%PATH%;%HADOOP_PREFIX%\bin

hdfs-site.xml 源码

<configuration>
    <property>
      <name>dfs.replication</name>
      <value>1</value>
    </property>
</configuration>

mapre-site.xml 源码

<configuration>

    <property>
      <name>mapreduce.job.user.name</name>
      <value>wxl</value>
    </property>

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

   <property>
     <name>yarn.apps.stagingDir</name>
     <value>/user/wxl/staging</value>
   </property>

   <property>
     <name>mapreduce.jobtracker.address</name>
     <value>local</value>
   </property>

</configuration>

yarn-site.xml 源码

<configuration>

<!-- Site specific YARN configuration properties -->

<property>
  <name>yarn.server.resourcemanager.address</name>
  <value>0.0.0.0:8020</value>
</property>

<property>
  <name>yarn.server.resourcemanager.application.expiry.interval</name>
  <value>60000</value>
</property>

<property>
  <name>yarn.server.nodemanager.address</name>
  <value>0.0.0.0:45454</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>

<property>
  <name>yarn.server.nodemanager.remote-app-log-dir</name>
  <value>/app-logs</value>
</property>

<property>
  <name>yarn.nodemanager.log-dirs</name>
  <value>/dep/logs/userlogs</value>
</property>

<property>
  <name>yarn.server.mapreduce-appmanager.attempt-listener.bindAddress</name>
  <value>0.0.0.0</value>
</property>

<property>
  <name>yarn.server.mapreduce-appmanager.client-service.bindAddress</name>
  <value>0.0.0.0</value>
</property>

<property>
  <name>yarn.log-aggregation-enable</name>
  <value>true</value>
</property>

<property>
  <name>yarn.log-aggregation.retain-seconds</name>
  <value>-1</value>
</property>

<property>
  <name>yarn.application.classpath</name>
  <value>%HADOOP_CONF_DIR%,%HADOOP_COMMON_HOME%/share/hadoop/common/*,%HADOOP_COMMON_HOME%/share/hadoop/common/lib/*,%HADOOP_HDFS_HOME%/share/hadoop/hdfs/*,%HADOOP_HDFS_HOME%/share/hadoop/hdfs/lib/*,%HADOOP_MAPRED_HOME%/share/hadoop/mapreduce/*,%HADOOP_MAPRED_HOME%/share/hadoop/mapreduce/lib/*,%HADOOP_YARN_HOME%/share/hadoop/yarn/*,%HADOOP_YARN_HOME%/share/hadoop/yarn/lib/*</value>
</property>

</configuration>

slaves 源码

localhost

3.2 初始化环境变量,运行hadoop-env.cmd文件(双击、或着回车执行)

E:\bigdata\hadoop\etc\hadoop\hadoop-env.cmd

3.3 格式化namenode

%HADOOP_PREFIX%\bin\hdfs namenode -format

![successfully formatted](../Imgs/HadoopforWindows/successfully formatted.png)

3.4 启动namenode和datanode

%HADOOP_PREFIX%\sbin\start-dfs.cmd

会弹出两个cmd窗口,分别是datanode和namenode。 查看是否启动成功,在原先窗口输入jps查看,如图。

node启动成功

3.5 运行hdfs命令,上传一个文件 在当前cmd目录下,如bigdata下创建一个myfile.text文件 执行

%HADOOP_PREFIX%\bin\hdfs dfs -put myfile.txt /

查看上传的文件信息执行

%HADOOP_PREFIX%\bin\hdfs dfs -ls /

这里写图片描述

4. Hadoop YARN

4.1 启动YARN

%HADOOP_PREFIX%\sbin\start-yarn.cmd

输入jps命令可查看当前启动的节点,如图
YARN_JPS.png]![(../Imgs/HadoopforWindows/YARN_JPS.png)

4.2 运行一个小例子world count

%HADOOP_PREFIX%\bin\yarn jar %HADOOP_PREFIX%\share\hadoop\mapreduce\hadoop-mapreduce-examples-2.6.4.jar wordcount /myfile.txt /out

4.3 web端查看Hadoop作业http://localhost:8088/cluster

web查看作业.png

5. 结束Hadoop

%HADOOP_PREFIX%\sbin\stop-yarn.cmd
%HADOOP_PREFIX%\sbin\stop-dfs.cmd

6. 遇到问题请看下面解决方案,坑都在这里了:

6.1 . 运行以下命令出错

mvn package  -Pdist,native-win -DskipTests -Dtar

[ERROR] Failed to execute goal org.apache.maven.plugins:maven-antrun-plugin:1.7:run (pre-dist) on project hadoop-project-dist: An Ant BuildException has occured: Execute failed: java.io.IOException: Cannot run program “sh” (in directory “E:\bigdata\hadoop\hadoop-project-dist\target”): CreateProcess error=2, 系统找不到指定的文件。

6.2 ‘-Xmx512m’ is not recognized as an internal or external command

mvn-p

给出stackoverflow上大神的解决方法

6.3 . 节点启动失败

org.apache.hadoop.io.nativeio.NativeIOWindows.acce![org.apache.hadoop.io.nativeio.NativeIO Windows.access0](../Imgs/HadoopforWindows/log_org.apache.hadoop.io.nativeio.NativeIO$Windows.access0.png)
解决: 下载Hadoop2.6.4 bin编译的包,并且复制到Hadoop目录的bin目录下。

![ org.apache.hadoop.io.nativeio.NativeIO$Windows.access0](../Imgs/HadoopforWindows/log_org解决apache.hadoop.io.nativeio.NativeIO$Windows.access0.png)

mvn-p 官方wiki解决方案

6.4 . 运行worldcount出错

Application application_1467703817455_0002 failed 2 times due to AM Container for appattempt_1467703817455_0002_000002 exited with exitCode: -1000 For more detailed output, check application tracking page:http://DESKTOP-KV0K24Q:8088/proxy/application_1467703817455_0002/Then, click on links to logs of each attempt. Diagnostics: Failed to setup local dir /tmp/hadoop-wxl/nm-local-dir, which was marked as good. Failing this attempt. Failing the application.

log_Failed while trying to construct the redirect url to the log server.png
log_Failed while trying to construct the redirect url to the log server.png
解决方案:权限问题

log_quanxian.png

Mapreduce error: Failed to setup local dir

更多Hadoop相关信息见Hadoop 专题页面 http://www.linuxidc.com/topicnews.aspx?tid=13

本文永久更新链接地址http://www.linuxidc.com/Linux/2016-08/134131.htm

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