输入命令$./bin/hadoop dfs -put ./input
出现错误put: File /user/hadoop/input/yarn-site.xml.COPYING could only be replicated to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running and no node(s) are excluded in this operation.
这是为什么呢
输入命令$./bin/hadoop dfs -put ./input
出现错误put: File /user/hadoop/input/yarn-site.xml.COPYING could only be replicated to 0 nodes instead of minReplication (=1). There are 0 datanode(s) running and no node(s) are excluded in this operation.
这是为什么呢