How to avoid "too big header" issue?

[Igor Sysoev]

On Thu, Apr 21, 2011 at 07:02:27AM -0400, stalkercn wrote:
> There's hundreds of "setcookie('xxx','yyy')" lines in one of my php
> page,the size of these cookies is about 2-10KB,so nginx always throw a
> typical "502 bad gateway".
> 
> my solutionA is: add this to nginx.conf:
> 
> client_header_buffer_size 8m;
> large_client_header_buffers 8 8m;
> fastcgi_buffer_size 8m;
> fastcgi_buffers 8 8m;
> 
> result:no effect. I tried increasing the size from 8m to 128m,but it
> still give me a 502 errror.
> 
> 
> and solution B:
> 
> fastcgi_ignore_headers Set-Cookie;
> 
> result:no effect. In error log,there's still a large amount of
> 'Set-Cookie' header info:
> 
> 2011/04/21 18:28:10 [debug] 66257#0: *2 http fastcgi header:
> "Set-Cookie: xxx=yyy; expires=Wed, 21-Apr-2010 10:28:09 GMT"
> ............
> ............
> 2011/04/21 18:28:10 [debug] 66257#0: *2 http fastcgi parser: -2
> 2011/04/21 18:28:10 [debug] 66257#0: *2 upstream split a header line in
> FastCGI records
> 2011/04/21 18:28:10 [error] 66257#0: *2 upstream sent too big header
> while reading response header from upstream..........

Which nginx version do you use ?


-- 
Igor Sysoev