Nginx 502 bad gateway every few seconds

[Augusto Mecking Caringi]

On Mon, Jul 23, 2012 at 1:53 PM, lechevo <nginx-forum at nginx.us> wrote:
> Hi
> thanks
> i have update php to 5.4.5.1 and now i get always the 502 error
> here is the log
> *1 connect() failed (111: Connection refused) while connecting to
> upstream,

Now seems like a configuration problem...

The Nginx server isn't connecting to PHP-FPM.

How the Nginx <-> PHP-FPM connection is made?

-- 
Augusto Mecking Caringi