dial tcp 127.0.0.1 connect: permission denied
selinux 没有关闭
$ getenforce > Enforcing # 说明已开启 $ setenforce 0 # 关闭 $ getenforce > Permissive # 已关闭 $ vi /etc/sysconfig/selinux > SELINUX=enforcing ↓ > SELINUX=disabled