我用腾讯云的学生机在CentOS7的系统上搭建了Hadoop的伪分布式的环境,配置等都正常,datanode,namenode 等进程都正常开启,http的50070也都能正常访问,空间足够,然后用Windowsexcluded in this operation.
2018-04-19 19:22:42,080 INFO org.apache.hadoop.ipc.Server: IPC Server handler 2at org.apache.hadoop.hdfs.protocol.proto.ClientNamenodeProto