upstream sent too big header while reading response header from upstream

After shifting webserver to Nginx, if you received error "upstream sent too big header while reading response header from upstream" then Please below steps.

 

  1. Login to the Plesk panel.
  2. Hosting & DNS --> Apache & nginx Settings
  3. Plesk Nginx
  4. Find 'Additional nginx directives' and add below values.
  5. fastcgi_buffers 16 16k;
    fastcgi_buffer_size 32k;
    proxy_buffer_size 128k;
    proxy_buffers 4 256k;
    proxy_busy_buffers_size 256k;

 

 

  • Plesk, Nginx, apache, DNS, Hosting
  • 30 Users Found This Useful
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