当我尝试访问example.com/blog和/var/log/nginx/error.log时,我一直收到“找不到文件”错误:FastCGI sent in stderr: "Primary script unknown" while reading response header from upstream这是我的nginx配置:upstream example {server unix:/home/deployer/example/shared/tmp/sockets/puma.sock fail_timeout=0; }server {listen 80;server_name example.com;client_max_body_size 4G;keepalive_timeout 10;error_page 500 ...