Caused by: java.net.ConnectException: 拒绝连接

错误信息:
Caused by: java.net.ConnectException: Call From hadoop102/192.168.1.102 to hadoop102:9000 failed on connection exception:
java.net.ConnectException: 拒绝连接; For more details see: http://wiki.apache.org/hadoop/ConnectionRefused

原因:未启动hadoop
解决:
启动集群:
start-dfs.sh
start-yarn.sh
Caused by: java.net.ConnectException: 拒绝连接_第1张图片

Caused by: java.net.ConnectException: 拒绝连接_第2张图片

顺利解决 

 

你可能感兴趣的:(hadoop,大数据,hdfs)