nginx 报错:

2019/05/13 15:53:52 [error] 9387#9387: *8 connect() to unix:/run/php/php7.2-fpm.sock failed (111: Connection refused) while connecting to upstream, client: x.x.x.x, server: _, request: "GET / HTTP/1.1", upstream: "fastcgi://unix:/run/php/php7.2-fpm.sock:", host: "x.x.x.x"

解决

重启 php-fpm 可能会解决