sock error

Francis Daly francis at
Wed May 27 22:21:22 UTC 2015

On Wed, May 27, 2015 at 05:55:23PM -0400, birimblongas wrote:

Hi there,

> But looking at nginx error log, i get numerous: 
>  [error] 1837#0: *263157 connect() to unix:/tmp/.app.sock failed (11:
> Resource temporarily unavailable) while connecting to upstream,
> What could it be? What causes this?

nginx is configured to talk to something else - the rails/unicorn server -
using proxy_pass or something similar.

That "something else" is not listening in the place where nginx is
configured to look for it.

See where your unicorn server is listening. Point your nginx at that place.

Francis Daly        francis at

More information about the nginx mailing list