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?

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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

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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'.