Z_last的博客

1、停集群 2、清空各个节点配置的hadoop tmp目录、name目录、data目录、以及hadoop logs目录 3、格式化namenode $ hadoop namenode -format

1、上传文件异常 Exception in thread "main" org.apache.hadoop.ipc.RemoteException(java.io.IOException): File /middle/weibo/test_input.txt could only be replicated to 0 nodes instead of minReplication (=1). ...