hiv启动报:ConnectException: Call From xxxx/192.168.170.111 to xueai:8020 failed on connection exception

报错信息和截图:

Exception in thread "main" java.lang.RuntimeException: java.net.ConnectException: Call From xueai/192.168.170.111 to xueai:8020 failed on connection exception: java.net.ConnectException: 拒绝连接; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
Caused by: java.net.ConnectException: Call From xueai/192.168.170.111 to xueai:8020 failed on connection exception: java.net.ConnectException: 拒绝连接; For more details see:  http://wiki.apache.org/hadoop/ConnectionRefused
hiv启动报:ConnectException: Call From xxxx/192.168.170.111 to xueai:8020 failed on connection exception_第1张图片

解决方案

看下自己的hadoop集群是否启动【jps】,看是否有没有哪个进程没有启动起来,没有启动起来就查看对应的日志文件

NodeManager
NameNode
SecondaryNameNode

 hiv启动报:ConnectException: Call From xxxx/192.168.170.111 to xueai:8020 failed on connection exception_第2张图片

 通过每个启动进程对应的日志文件来找出具体的问题

cd hadoop/logs/

ll

hiv启动报:ConnectException: Call From xxxx/192.168.170.111 to xueai:8020 failed on connection exception_第3张图片 反正就是确保hadoop集群正常启动了就可以了

再次启动hive

hiv启动报:ConnectException: Call From xxxx/192.168.170.111 to xueai:8020 failed on connection exception_第4张图片

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