How is this patch set different from the soft-purges that Varnish Software was working on?
On Sat, Jan 5, 2013 at 12:55 PM, Lasse Karstensen < [email protected]> wrote: > Magnus Hagander: > > On Fri, Jan 4, 2013 at 3:37 PM, Lasse Karstensen > > <[email protected]> wrote: > >> Attached is a small patch set that implement soft purge support > >> for Varnish trunk. > [..] > >> The main use case for soft purges are big Varnish setups with many > >> backends and automated purging systems. When doing maintenance on one of > >> the backends, you end up with automatically purging something that > can't be > >> recreated right now and Varnish starts sending 503 replies. > >> With softpurge the grace handling will kick in and serve a stale object > instead. > > Is there anything about this that actually becomes different in the > > "with many backends" scenario? I've been looking forward to this > > feature for many usecases with a single backend - when that backend is > > slow or unreliable. I don't see why the number of backends would make > > any difference, but am I missing something about the implementation? > > (Automated purging is exactly the usecase for me though) > > No, there is nothing in there that is specific to how many backends you > have. > > I was just trying to set the stage a bit, since it might not be entirely > obvious when you need this. > > -- > Lasse Karstensen > Varnish Software AS > http://www.varnish-software.com/ > > _______________________________________________ > varnish-dev mailing list > [email protected] > https://www.varnish-cache.org/lists/mailman/listinfo/varnish-dev > >
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