Re: [squid-users] Vary object loop?

* Henrik Nordström <henrik_at_henriknordstrom.net>:

> > a) "could not parse headers from on disk structure!"
> > I don't get this, since I WIPED (!) the cache just prior to that.
> > So why can't squid3.1 parse it's own data?
>
> The only case I know of if the object meta header gets excessively
> large, but that should only happen on very long URLs which do not seem
> to be the case here.
>
> > b) varyEvaluateMatch: Oops. Not a Vary object on second attempt?
> > What's that?
>
> It means that what Squid found when trying to resolve the correct Vary
> response was not a Vary response. In your case above it seems to be a
> sideeffect of the "could not parse" error which makes sense.

It seems to happen quite often here.
 
> When an object uses Vary the store lookup is done in two steps. First a
> meta object which tells the Squid cache which Vary header the response
> varies on, then based on that a second lookup for the actual object. The
> message says that the response Squid found when doign that second lookup
> did not match what it expected.

So something is broken? How should I debug this further? I can add
more logging if you like.

-- 
Ralf Hildebrandt
  Geschäftsbereich IT | Abteilung Netzwerk
  Charité - Universitätsmedizin Berlin
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