I can't find the reson of this error ,maybe about php-fpm?

[ultrawind]

to unclepieman, 
i did not allowing port 9001 in iptables before,but it work.
it just can't work from yesterday.

to Admin BeyondServ.net,
i did not install and php modules.

# netstat -n
Active Internet connections (w/o servers)
Proto Recv-Q Send-Q Local Address               Foreign Address             State      
tcp        0  22876 121.33.212.3:35182          121.9.227.50:873            ESTABLISHED 
tcp        0    128 ::ffff:192.168.1.140:22     ::ffff:192.168.1.19:2747    ESTABLISHED 
Active UNIX domain sockets (w/o servers)
Proto RefCnt Flags       Type       State         I-Node Path
unix  12     [ ]         DGRAM                    5660   /dev/log
unix  2      [ ]         DGRAM                    6643   @/var/run/hal/hotplug_socket
unix  2      [ ]         DGRAM                    3225   @udevd
unix  2      [ ]         DGRAM                    572965 
unix  3      [ ]         STREAM     CONNECTED     565234 
unix  3      [ ]         STREAM     CONNECTED     565233 
unix  3      [ ]         STREAM     CONNECTED     556969 
unix  3      [ ]         STREAM     CONNECTED     556968 
unix  3      [ ]         STREAM     CONNECTED     556936 
unix  3      [ ]         STREAM     CONNECTED     556935 
unix  3      [ ]         STREAM     CONNECTED     556932 
unix  3      [ ]         STREAM     CONNECTED     556931 
unix  3      [ ]         STREAM     CONNECTED     456547 /var/run/dbus/system_bus_socket
unix  3      [ ]         STREAM     CONNECTED     456546 
unix  2      [ ]         DGRAM                    8182   
unix  3      [ ]         STREAM     CONNECTED     6642   /var/run/dbus/system_bus_socket
unix  3      [ ]         STREAM     CONNECTED     6641   
unix  3      [ ]         STREAM     CONNECTED     6608   /var/run/dbus/system_bus_socket
unix  3      [ ]         STREAM     CONNECTED     6607   
unix  3      [ ]         STREAM     CONNECTED     6492   
unix  3      [ ]         STREAM     CONNECTED     6491   
unix  2      [ ]         DGRAM                    6478   
unix  2      [ ]         DGRAM                    6368   
unix  2      [ ]         DGRAM                    6310   
unix  2      [ ]         DGRAM                    6291   
unix  2      [ ]         DGRAM                    6266   
unix  2      [ ]         DGRAM                    6180   
unix  2      [ ]         DGRAM                    6166   
unix  3      [ ]         STREAM     CONNECTED     5855   
unix  3      [ ]         STREAM     CONNECTED     5854   
unix  2      [ ]         DGRAM                    5725   
unix  2      [ ]         DGRAM                    5668

Posted at Nginx Forum: http://forum.nginx.org/read.php?2,93454,93859#msg-93859