Zabbix启动后访问报错502 Bad Gateway

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一、问题描述

Zabbix 启动后访问报错 502 Bad Gateway。查看日志文件 /var/log/nginx/error.log，显示错误信息如下：

2022/05/31 20:02:20 [crit] 525295#0: *19 connect() to unix:/run/php-fpm/zabbix.sock failed (13: Permission denied) while connecting to upstream, client: 192.168.1.166, server: localhost, request: "GET / HTTP/1.1", upstream: "fastcgi://unix:/run/php-fpm/zabbix.sock:", host: "192.168.1.38"

二、解决方法

权限问题。修改 nginx 配置文件 /usr/local/nginx/conf/nginx.conf，指定用户：

user root;