keepalive_timeout  65;
send_timeout 65;
gzip  on;
gzip_types text/plain text/css application/json application/x-javascript text/xml application/xml application/xml+rss text/javascript;

proxy_read_timeout 300;
proxy_connect_timeout 300;
proxy_redirect off;
proxy_buffer_size 8k;
proxy_buffering on;
proxy_buffers 8 8k;
proxy_busy_buffers_size 16k;