nginx error " 504 Gateway Timeout"

I run wordpress on nginx and when I post a comment for my post, I get the error message "504 Gateway Timeou开发者_如何学Ct" from nginx. Can anybody tell me how to get rid of this error?

Quickly you need to navigate on this links

see the similar or duplicate stacks on following links

1. Django site on Nginx+FastCGI goes (504 gateway timeout)
2. How do I prevent a Gateway Timeout with Nginx
3. Drupal + Nginx + Php-cgi : 502 Bad Gateway error

Assuming you're using fastcgi:

This has been answered before in the following question:

How do I prevent a Gateway Timeout with FastCGI on Nginx

In short; Check out the configuration option 'fastcgi_read_timeout'.