how to configure varnish to drop a connection instead of sending 503?

[Lasse Karstensen]

On Mon, Aug 26, 2013 at 01:16:12PM +0000, Peter Jacobs wrote:
[..]
> Is there a way to make Varnish just drop the connection if the backend is down, instead of sending a 503? This will help us until we upgrade to a better loadbalancer that can handle status codes.

Yes, you can use the shield vmod for this:

    https://github.com/varnish/libvmod-shield


-- 
With regards,
Lasse Karstensen
Varnish Software AS