nginx show 502坏网关

502网关错误。 错误日志和nginx配置如下。 有什么问题吗

[错误]7660#0:*10 connect（）失败（111:连接被拒绝），而 连接到上游，客户端：40.83.126.181，服务器：127.0.0.1， 请求：“GET/HTTP/1.1”，上游：fastcgi://127.0.0.1:9000“，主持人： “www.mysite.com”

nginx.conf：

worker_processes  1;

events {
    worker_connections  1024; 
}


http{

    include       mime.types;
    default_type  application/octet-stream;

    sendfile        on;
    keepalive_timeout  65;

    server {
        listen       80;
        server_name  127.0.0.1;

        location / {
            root   /www;
            index  index.html index.htm index.php;
        }

        error_page   500 502 503 504  /50x.html;
        location = /50x.html {
            root   html;
        }
        location ~ \.php$ {
            root           html;
            fastcgi_pass   127.0.0.1:9000;
            fastcgi_index  index.php;
            fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
            include        fastcgi_params;
        }

    }


    include vhost/*.conf; 
}

vhosts/home.conf：

server {
    listen       80;
    server_name  www.mysite.com
    #charset utf-8;
    access_log  /www/host.access.log;
    error_log   /www/error.log;
    root /www;
    index       index.php index.html index.htm;
    location / {
        if (!-e $request_filename) {
           rewrite  ^/(.*)$  /index.php/$1  last;
           break;
        }
    }
    location ~ .*\.(gif|jpg|jpeg|png|bmp|swf)$ {
        expires 100d;
    }
    location ~ .*\.(js|css)?$ {
        expires 30d;
    }

    error_page   500 502 503 504  /50x.html;
    location = /50x.html {
        root   html;
    }

    location ~ \.php(/|$) {
        root           html;
            fastcgi_pass   127.0.0.1:9000;
            fastcgi_index  index.php;
            fastcgi_param  SCRIPT_FILENAME  /scripts$fastcgi_script_name;
            include        fastcgi_params;
    }

}

---

运行php fpm并确保nginx和php fpm位于同一用户（组）下，问题已得到解决。

请检查您的php fpm是否正在运行，或者您是否将套接字用作unix路径。