An upstream response are buffered to a temporary file

Today debugging Nginx+tomcat in the login when a user cannot call, view Nginx error is as follows:

An upstream response are buffered to a temporary file

After the network query found that the request header is too large, modify the Nginx configuration file can be

fastcgi_buffer_size 512k;
fastcgi_buffers 6 512k;
fastcgi_busy_buffers_size 512k;
fastcgi_temp_file_write_size 512k;

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An upstream response are buffered to a temporary file