Re: [squid-users] cache peering - load balancing and failover

On Nov 15, 2007 6:52 AM, Henrik Nordstrom <henrik@henriknordstrom.net> wrote:
> On ons, 2007-11-14 at 19:09 +0530, Manu Garg wrote:
> > Here is my problem:
> >
> > I have a cache server at location X: cache.X. This server peers up
> > with cache servers at location Y and Z:
> > cache1.Y,
> > cache2.Y,
> > cache1.Z,
> > cache2.Z.
> >
> > I want cache.X to talk to cache[12].Y in round robin manner as long as
> > they are accessible. Peering should failover to cache[12].Z only if
> > X->Y connectivity is down.
> >
> > Is it possible to do this with squid? Probably, something of the sort -
> >
> > cache_peer cache1.Y parent 3128 0 no-query round-robin priority=1
> > cache_peer cache2.Y parent 3128 0 no-query round-robin priority=1
> > cache_peer cache1.Z parent 3128 0 no-query round-robin priority=2
> > cache_peer cache2.Z parent 3128 0 no-query round-robin priority=2
>
> Looks fine to me, but add a relatively short connect timeout to the mix
> for quicker failover.
>

Thanks Henrik! But, there is no priority option for cache_peer
direction right now, right?

> When Squid has failed to connect to a peer 10 times in a row it's
> declared dead and is taken out until it starts responding again.
>
> Regards
> Henrik
>

-- 
Manu Garg
http://www.manugarg.com
"Journey is the destination of the life."