On Wed, Jul 27, 2011 at 06:07:12PM +0100, Dave Cridland wrote: > On Wed Jul 27 06:25:49 2011, Willy Tarreau wrote: > >On Wed, Jul 27, 2011 at 11:28:06AM +1000, Mark Andrews wrote: > >> > SRV provides load-balancing and failover. I never said that SRV > >is a > >> > solution for temporaly put in maintenance a server. > >> > >> Happy eyeballs however does allow you to take a server out of > >production > >> and not really notice it. Note webbrowsers have had the ability > >to do > >> this for as long as webbrowsers have existed. > > > >Mark, could you elaborate on this point ? Surely you're not talking > >about > >the fact that a browser retries a failed connection, but I'm not > >not sure > >what mechanism you're talking about. > > Happy eyeballs - try everything as soon as you can, in parallel. Drop > everything else when one does. This sensibly increases load on servers with useless connections, and is counter-efficient in mobile networks where sending uplink packets is the limiting factor ! Willy _______________________________________________ Ietf mailing list Ietf@xxxxxxxx https://www.ietf.org/mailman/listinfo/ietf