Hi my site is https://1o24bbs.com/ No upgrade no operation, out of nowhere nginx shows it fails to connect to upstream: http://127.0.0.1:3000 How do I trouble shoot it? Appreciate the help

Nginx פג תוקף של upstream (110: פג תוקף של חיבור)

pfaffman (Jay Pfaffman) 8 ביולי,‏ 2021,‏ 11:25am 11

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