how to prevent 503 guro

[Lasse Karstensen]

Jon Hauge - Relation House:
> We have a website where the backend sometimes do not behave.
> I do know that varnish do have a cached version of e.g. the frontpage.
> How do I make sure that varnish just serve that cached version no matter
> what - instead of throwing 503 guro?

Have a look at grace mode:

    https://www.varnish-cache.org/docs/trunk/tutorial/handling_misbehaving_servers.html

-- 
Lasse Karstensen