执行命令start-yarn.sh 和 yarn-daemon.sh start resourcemanager，发现resourcemanager启动不了。 然后查询log，发现原来是配置文件有错误。

错误配置：

正确配置：

2019-12-05 10:23:23,451 INFO org.apache.hadoop.service.AbstractService: Service ResourceManager failed in state INITED; cause: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Embedded automatic failover is enabled, but yarn.resourcemanager.zk-address is not set org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Embedded automatic failover is enabled, but yarn.resourcemanager.zk-address is not set at org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService.serviceInit(EmbeddedElectorService.java:70) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) at org.apache.hadoop.yarn.server.resourcemanager.AdminService.serviceInit(AdminService.java:142) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:267) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1187) 2019-12-05 10:23:23,451 INFO org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Transitioning to standby state 2019-12-05 10:23:23,451 INFO org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Transitioned to standby state 2019-12-05 10:23:23,451 FATAL org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: Error starting ResourceManager org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Embedded automatic failover is enabled, but yarn.resourcemanager.zk-address is not set at org.apache.hadoop.yarn.server.resourcemanager.EmbeddedElectorService.serviceInit(EmbeddedElectorService.java:70) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) at org.apache.hadoop.yarn.server.resourcemanager.AdminService.serviceInit(AdminService.java:142) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.service.CompositeService.serviceInit(CompositeService.java:107) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.serviceInit(ResourceManager.java:267) at org.apache.hadoop.service.AbstractService.init(AbstractService.java:163) at org.apache.hadoop.yarn.server.resourcemanager.ResourceManager.main(ResourceManager.java:1187) 2019-12-05 10:23:23,459 INFO org.apache.hadoop.yarn.server.resourcemanager.ResourceManager: SHUTDOWN_MSG: /************************************************************ SHUTDOWN_MSG: Shutting down ResourceManager at hadoop02/192.168.216.112 ************************************************************/