报错背景
hadoop启动时NodeManager挂掉。
报错现象
2020-09-16 17:01:08,451 FATAL org.apache.hadoop.yarn.server.nodemanager.NodeManager: Error starting NodeManager org.apache.hadoop.yarn.exceptions.YarnRuntimeException: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Recieved SHUTDOWN signal from Resourcemanager ,Registration of NodeManager failed, Message from ResourceManager: NodeManager from c202pc1 doesn't satisfy minimum allocations, Sending SHUTDOWN signal to the NodeManager. at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.serviceStart(NodeStatusUpdaterImpl.java:203) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.service.CompositeService.serviceStart(CompositeService.java:120) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.serviceStart(NodeManager.java:272) at org.apache.hadoop.service.AbstractService.start(AbstractService.java:193) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.initAndStartNodeManager(NodeManager.java:496) at org.apache.hadoop.yarn.server.nodemanager.NodeManager.main(NodeManager.java:543) Caused by: org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Recieved SHUTDOWN signal from Resourcemanager ,Registration of NodeManager failed, Message from ResourceManager: NodeManager from c202pc1 doesn't satisfy minimum allocations, Sending SHUTDOWN signal to the NodeManager. at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.registerWithRM(NodeStatusUpdaterImpl.java:278) at org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl.serviceStart(NodeStatusUpdaterImpl.java:197) ... 6 more
报错原因
服务器配置不能满足yarn要求。
报错解决
修改配置文件 yarn-site.xml
添加或者修改配置
<!-- 设置内存 --> <property> <name>yarn.nodemanager.resource.memory-mb</name> <value>1600</value> </property> <!-- 设置cpu 核数 --> <property> <name>yarn.nodemanager.resource.cpu-vcores</name> <value>1</value> </property>