在nginx.conf 中 http 下添加如下代码：

     client_max_body_size 100m;
     client_body_buffer_size 200k;
     client_body_timeout 500;
     client_header_buffer_size 64k;
     client_header_timeout 500;


     keepalive_requests 300;
     large_client_header_buffers 4 64k;
     reset_timedout_connection on;
     send_timeout 500;
     sendfile_max_chunk 512k;
     server_names_hash_bucket_size 256;


     fastcgi_connect_timeout 30000;
     fastcgi_send_timeout 30000;
     fastcgi_read_timeout 30000;
     fastcgi_buffer_size 64k;
     fastcgi_buffers 4 64k;
     fastcgi_busy_buffers_size 128k;
     fastcgi_temp_file_write_size 256k;