upstream timed out (110: Connection timed out) for static content?

Question

I\'ve a situation where two webservers are setup with nginx as loadbalancer and are backends themselves. Distribution is Debian Wheezy. Config is the same on both servers (Q

Answer 1

OK, I didn't like reading manuals, but to answer my question:

nginx close upstream connection after request

solved it. So what was the problem: I've configured upstream to use keepalive but Nginx doc suggests to set following options in proxy location:

    proxy_http_version 1.1;
    proxy_set_header Connection "";

That's it and thousand of TIME_WAIT connections in backend are gone, there are only round about 150 now instead of 30-40k.

Answer 2

im my case was php-fpm that need to be restarted