backend max_connections

Håvard Futsæter havardf at met.no
Tue Dec 21 13:41:50 CET 2010



----- Original Message -----
> Hi Håvard, Thomas,
> 
> 
> On Tue, Dec 21, 2010 at 11:46 AM, Håvard Futsæter < havardf at met.no >
> wrote:
> 
> 
> I have been wondering about the same thing. Anyone who can help?
> 
> 
> 
> 
> ----- Original Message -----
> > Hi all,
> >
> > documentation is a bit terse about the max_connection parameter for
> > backend declarations.
> > I can't seem to find anything about what exactly is going to happen
> > at
> > the frontend side when concurrent backend connections are maxed out.
> >
> > My guess is that the client will either receive a 503 error or a
> > stale
> > object will be served, depending on the grace time.
> >
> > Am I right or wrong?
> 
> 
> 
> 
> You get an error. You could handle it in vcl_error if you'd like to.
> If you're using saint mode a stale object might be served.

Thanks!

> 
> Per.
> 
> 
> Top-quoting is, uhm, not good.

Agreed, my bad.

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> Per Buer, Varnish Software
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-- 
------
Mvh,
Håvard Futsæter
Telefon: +47 22 96 32 69




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