在Linux中配置Hadoop网络涉及多个步骤,包括设置静态IP地址、配置主机名、修改hosts文件、配置SSH免密码登录以及配置Hadoop的核心配置文件。以下是详细的配置步骤:
<<span>configuration></span> <<span>property></span> <<span>name></span>fs.defaultFS</<span>name></span> <<span>value></span>hdfs://namenode_host:9000</<span>value></span> </<span>property></span> </<span>configuration></span>
<<span>configuration></span> <<span>property></span> <<span>name></span>dfs.replication</<span>name></span> <<span>value></span>3</<span>value></span> </<span>property></span> <<span>property></span> <<span>name></span>dfs.namenode.name.dir</<span>name></span> <<span>value></span>/path/to/namenode/dir</<span>value></span> </<span>property></span> <<span>property></span> <<span>name></span>dfs.datanode.data.dir</<span>name></span> <<span>value></span>/path/to/datanode/dir</<span>value></span> </<span>property></span> </<span>configuration></span>
<<span>configuration></span> <<span>property></span> <<span>name></span>mapreduce.framework.name</<span>name></span> <<span>value></span>yarn</<span>value></span> </<span>property></span> </<span>configuration></span>
<<span>configuration></span> <<span>property></span> <<span>name></span>yarn.resourcemanager.hostname</<span>name></span> <<span>value></span>resourcemanager_host</<span>value></span> </<span>property></span> <<span>property></span> <<span>name></span>yarn.nodemanager.resource.memory-mb</<span>name></span> <<span>value></span>4096</<span>value></span> </<span>property></span> </<span>configuration></span>
systemctl stop firewalld systemctl disable firewalld
setenforce 0 vi /etc/selinux/config
以上步骤涵盖了在Linux中配置Hadoop网络的主要方面,确保集群能够正常通信和工作。根据具体的Hadoop版本和环境,部分配置可能会有所不同,建议参考官方文档进行详细配置。
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