FlinkOnYarn模式下集群最简部署实战
一、配置yarn
1.编辑yarn-site.xml
1.编辑命令
vim ${HADOOP_HOME}/etc/hadoop/yarn-site.xml
2.配置内容
<property>
<name>yarn.nodemanager.vmem-pmem-ratio</name>
<value>4</value>
</property>
<property>
<name>yarn.nodemanager.vmem-check-enabled</name>
<value>false</value>
</property>
3.配置说明
yarn.nodemanager.vmem-pmem-ratio是yarn内存与虚拟内存的比率默认2.1,适当调大。
yarn.nodemanager.vmem-check-enabled是yarn在启动程序不检查它申请的虚拟内存。
2.分发yarn的配置文件
scp -r ${HADOOP_HOME}/etc/hadoop/yarn-site.xml qingcheng12:${HADOOP_HOME}/etc/hadoop/
scp -r ${HADOOP_HOME}/etc/hadoop/yarn-site.xml qingcheng13:${HADOOP_HOME