今天连接远程linux时出现
Call From slaver1/127.0.0.1 to master:9000 failed on connection exception: java.net.ConnectException: Connection refused;
引起这个问题的原因是防火墙没关
1.关闭防火墙
service iptables stop
2.禁止开机启动
chkconfig iptables off
3.修改文件/etc/selinux/config的
SELINUX=disabled:
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