Re: [squid-users] Questions on SQUID peering/mesh

>>>> On 01.02.11 19:00, Amos Jeffries wrote:
>>>>> If you have a choice HTCP.
>>>>> The packets are slightly bigger than ICP (they contain HTTP headers not
>>>>> just URLs) but the false-positives are much lower and thus routing
>>>>> choices are better.
[...]
>>> CD has more false positives than ICP but less lag on the real matches
>>> and and less background bandwidth consumption.

so HTCP should provide even more benefit in addition to cache digests...

> CD and ICP certainly work together. I believe CD and HTCP would work as
> well.

> On 11/02/11 03:28, Matus UHLAR - fantomas wrote:
>> of course. My question now is, if they can benefit of all of those...

On 11.02.11 03:43, Amos Jeffries wrote:
> Well CD + HTCP if you wanted to.
>
> The lookup queries of HTCP are essentially just ICP with the HTTP
> headers attached. So the gains are achieved by the remote peer being
> able to determine its yes/no reply in things like the expiry headers,
> Vary: and ETag matching or running the cache ACLs on it.

I was more asking if the squid sends HTCP queries when it already uses
digests. i guess the answer is yes and it does that to avoid false
positives...

-- 
Matus UHLAR - fantomas, uhlar@fantomas.sk ; http://www.fantomas.sk/
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