数据节点和节点管理器未在伪集群模式(Apache Hadoop(下启动。
在日志文件中看到此错误：
***2017-08-22 17:15:08,403 ERROR org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl: Unexpected error starting NodeStatusUpdater
org.apache.hadoop.yarn.exceptions.YarnRuntimeException: Recieved SHUTDOWN signal from Resourcemanager ,Registration of NodeManager failed, Message from ResourceManager: NodeManager from archit 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)
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)
2017-08-22 17:15:08,404 INFO org.apache.hadoop.service.AbstractService: Service org.apache.hadoop.yarn.server.nodemanager.NodeStatusUpdaterImpl failed in state STARTED; cause: org.apache.hadoop.yarn.exceptions.YarnRuntimeException:
当正在启动节点管理器的节点没有足够的资源yarn.scheduler.minimum-allocation-vcores和yarn.scheduler.minimum-allocation-mb配置时，会出现"ResourceManager: NodeManager from archit doesn't satisfy minimum allocations"错误。
减小yarn.scheduler.minimum-allocation-vcores值，然后重新开始纱线yarn.scheduler.minimum-allocation-mb。