[admin@hadoop1002 hadoop]$ vim core-site.xml
编辑如下:
fs.defaultFS
hdfs://hadoop1002:8020
hadoop.tmp.dir
/opt/module/hadoop-3.1.3/data
hadoop.http.staticuser.user
admin
2.配置hdfs-site.xml
xxxxxxxxxx [admin@hadoop1002 hadoop]$ vim hdfs-site.xml
编辑如下:
dfs.namenode.http-address
hadoop1002:9870
dfs.namenode.secondary.http-address
hadoop1004:9868
3.配置yarn-site.xml
[admin@hadoop1002 hadoop]$ vim yarn-site.xml
编辑如下:
yarn.nodemanager.aux-services
mapreduce_shuffle
yarn.resourcemanager.hostname
hadoop1003
yarn.nodemanager.env-whitelist
JAVA_HOME,HADOOP_COMMON_HOME,HADOOP_HDFS_HOME,HADOOP_CONF_DIR,CLASSPATH_PREPEND_DISTCACHE,HADOOP_YARN_HOME,HADOOP_MAPRED_HOME
4.配置mapred-site.xml
[admin@hadoop1002 hadoop]$ vim mapred-site.xml
编辑如下:
mapreduce.framework.name
yarn
5.同步以上配置
[admin@hadoop1002 etc]$ xsync hadoop
6.配置workers
[admin@hadoop1002 hadoop]$ vim workers
编辑如下:
hadoop1002
hadoop1003
hadoop1004
7.同步workers
[admin@hadoop1002 hadoop-3.1.3]$ xsync etc/
8.格式化
[admin@hadoop1002 hadoop-3.1.3]$ hdfs namenode -format
9.启动dfs
[admin@hadoop1002 hadoop-3.1.3]$ sbin/start-dfs.sh
10.在hadoop1003上启动yarn
[admin@hadoop1003 hadoop-3.1.3]$ sbin/start-yarn.sh
11.用jps查询进程如下:
hadoop1002
[admin@hadoop1002 hadoop-3.1.3]$ jps
4770 NodeManager
4436 DataNode
4325 NameNode
4875 Jps
hadoop1003
[admin@hadoop1003 hadoop-3.1.3]$ jps
3496 NodeManager
3385 ResourceManager
3197 DataNode
3839 Jps
hadoop1004
[admin@hadoop1004 hadoop-3.1.3]$ jps
3137 DataNode
3478 Jps
3241 SecondaryNameNode
3358 NodeManage
以上就是hadoop集群配置的所有 *** 作,如有问题请加以评论,我尽力帮忙解决。
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