我在node.js中得到nginx的502和504错误

我改变了configuration文件来增加时间和上传大小，并没有findphp-fsm文件。 每当我尝试点击一段时间后卡住，每次出现504错误，然后502错误。

这是我的nginx.conf文件..它位于etc / nginx / nginx.conf请给我这个问题的解决scheme，因为我的项目被搁置，因为这些东西，我需要尽快启动我的web应用程序。

user www-data; worker_processes auto; pid /run/nginx.pid; events { worker_connections 768; # multi_accept on; } http { ## # Basic Settings ## sendfile on; tcp_nopush on; tcp_nodelay on; keepalive_timeout 600; types_hash_max_size 2048; # set client body size to 500M # proxy_connect_timeout 600; proxy_send_timeout 600; proxy_read_timeout 600; send_timeout 600; client_header_timeout 3000; client_body_timeout 3000; fastcgi_read_timeout 3000; client_max_body_size 800m; fastcgi_buffers 8 128k; fastcgi_buffer_size 128k; #client_max_body_size 800M; #client_header_timeout 3000; #client_body_timeout 3000; #fastcgi_read_timeout 3000; #client_max_body_size 800m; #fastcgi_buffers 8 128k; #fastcgi_buffer_size 128k; #proxy_connect_timeout 600; #proxy_send_timeout 600; #proxy_read_timeout 600; #send_timeout 600; # server_tokens off; # server_names_hash_bucket_size 64; # server_name_in_redirect off; include /etc/nginx/mime.types; default_type application/octet-stream; ## # SSL Settings ## ssl_protocols TLSv1 TLSv1.1 TLSv1.2; # Dropping SSLv3, ref: POODLE ssl_prefer_server_ciphers on; ## # Logging Settings ## access_log /var/log/nginx/access.log; error_log /var/log/nginx/error.log; ## # Gzip Settings ## gzip on; gzip_disable "msie6"; # gzip_vary on; # gzip_proxied any; # gzip_comp_level 6; # gzip_buffers 16 8k; # gzip_http_version 1.1; # gzip_types text/plain text/css application/json application/javascript text/xml application/xml application/xml+rss text/javascript; ## # Virtual Host Configs ## include /etc/nginx/conf.d/*.conf; include /etc/nginx/sites-enabled/*; } #mail { # # See sample authentication script at: # # http://wiki.nginx.org/ImapAuthenticateWithApachePhpScript # # # auth_http localhost/auth.php; # # pop3_capabilities "TOP" "USER"; # # imap_capabilities "IMAP4rev1" "UIDPLUS"; # # server { # listen localhost:110; # protocol pop3; # proxy on; # } # # server { # listen localhost:143; # protocol imap; # proxy on; # } #}