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hadoop2.0 子节点slave挂掉 重启 datanode nodemanagerslave服务器操作slave重启服务目录：/usr/local/src/hadoop-2.6.5/sbin启动datanode ./hadoop-daemon.sh start datanode启动nodeManager ./yarn-daemon.sh start nodeman...

There are 0 datanode(s) running and no node(s) are excluded in this operation.的一些解决方案1. 没有DataNode1.1 删除原有的dfs/data和/name里面的current,重新格式化data和name对应的配置路径文件参数core-site.xmlhadoop.tmp.di...