pg2.OperationalError: could not connect to server: Connection timed out (0x0000274C/10060)

问题描述：

解决办法：

关闭selinux和服务器

具体步骤：

[root@localhost /]# getenforce

Disabled

[root@localhost /]# cat /etc/redhat-release

CentOS release 6.5 (Final)

[root@localhost /]# service iptables status

Table: filter

Chain INPUT (policy ACCEPT)

num target prot opt source destination

1 ACCEPT udp -- 0.0.0.0/00.0.0.0/0udp dpt:23

2 ACCEPT tcp -- 0.0.0.0/00.0.0.0/0tcp dpt:23

3 ACCEPT all -- 0.0.0.0/00.0.0.0/0state RELATED,ESTABLISHED

4 ACCEPT icmp -- 0.0.0.0/00.0.0.0/0

5 ACCEPT all -- 0.0.0.0/00.0.0.0/0

6 ACCEPT tcp -- 0.0.0.0/00.0.0.0/0state NEW tcp dpt:22

7 REJECT all -- 0.0.0.0/00.0.0.0/0reject-with icmp-host-prohibited

Chain FORWARD (policy ACCEPT)

num target prot opt source destination

1 REJECT all -- 0.0.0.0/00.0.0.0/0reject-with icmp-host-prohibited

Chain OUTPUT (policy ACCEPT)

num target prot opt source destination

[root@localhost /]# service iptables stop

iptables: Setting chains to policy ACCEPT: filter[ OK ]

iptables: Flushing firewall rules: [ OK ]

iptables: Unloading modules:[ OK ]

[root@localhost /]# service iptables status

iptables: Firewall is not running.

[root@localhost /]# chkconfig --list |grep iptables

iptables 0:关闭 1:关闭 2:启用 3:启用 4:启用 5:启用 6:关闭

[root@localhost /]# chkconfig iptables off

[root@localhost /]# chkconfig --list |grep iptables

iptables 0:关闭 1:关闭 2:关闭 3:关闭 4:关闭 5:关闭 6:关闭

[root@localhost /]#

附图：

到此问题解决。。。