[squid-users] clientProcessHit

joe chip_pop at hotmail.com
Wed Mar 9 17:48:24 UTC 2016


you ar talking about Vary: Accept-Encoding
on both  Firefox  and chrome right ??


Amos Jeffries wrote
> On 10/03/2016 2:50 a.m., joe wrote:
>> what im trying to explain is  varyEvaluateMatch  90%  chrome or download
>> manager
>> firefox and ie..  no issue even on mobile   firefox is no problem  chrome
>> has
>> 
> 
> The "problem" is that when Squid looks up a URL whih has variant(s) in
> the cache it looks up the plain URL, then gets an object that tells it
> to lookup a special pattern as well (the VaryMark object).
> 
> When it does that second lookup the Forefox etc are finding a copy of
> the object which has Vary headers matcgin what Squdi was told to lookup
> earlier.
> 
> When Chrome is used Squid finds something else, which does not have Vary
> header at all - or has a different one. Either way its not the correct
> object for this request.
> 
> Squid treats the event as a MISS, and delivers the right content to the
> clients anyway. But its a bit of a mystery - several people on and off
> have reported it.
> 
> Amos
> 
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