Re: [squid-users] accelerator farm: optimizing the sibbling_hit

From: Ard van Breemen <ard@dont-contact.us>
Date: Thu, 6 Mar 2003 18:30:10 +0100

On Mon, Mar 03, 2003 at 10:29:30PM +0100, Henrik Nordstrom wrote:
> On Monday 03 March 2003 18.29, Ard van Breemen wrote:
> > > To allow refreshes via siblings you must also change Squid to not
> > > use "only-if-cached" when requesting the object from the sibling,
> > > or else the request will be rejected by the sibling.
> >
> > But doesn't the sibbling only answer UDP_HIT when it has an
> > object cached which is not stale? (icp_stale_hit is off...)
> > It is already configured to allow fetches for other squids, so
> > even if the object would have been stale, it will be fetched
> > anyway.
>
> Hmm.. what kind of refreshes are we talking about here?
> (there is client forced refreshes, and refreshes/revalidations of
> expired objects)

Only revalidation refreshes. The client forced refresh was a
second thing to look at, but is not that important, since usually
clients do not force a refresh.

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Received on Thu Mar 06 2003 - 10:30:15 MST

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