Today I found below error in the nginx logs. Upstream timed out (110: Connection timed out) while reading response header from upstream This error generally occurs when nginx is configured as reverse proxy to other webserver like Apache and till now I was fixing it by increasing the proxy_read_timeout in nginx configuration. Nginx Reverse Proxy [...]The post Upstream timed out (110: Connection timed out) while reading response header from upstream appeared first on ServerManagementPlus.