Re: [squid-users] cache hierarchy

From: Henrik Nordstrom <hno@dont-contact.us>
Date: 03 Feb 2003 14:25:10 +0100

For non-ICP parents you should use the no-query cache_peer option...

See also never_direct.

Regards
Henrik

mån 2003-02-03 klockan 10.51 skrev Heinz Ahrens:
> Hallo squid-users,
>
> i have got a little question with squid hierachy. I use only parent caches.
>
>
> In our network we use 3 cache-hirachy:
>
> 0. browser
> 1. squid-cache (user authentication, no caching, squidGuard, acl)
> 2. websweeper-cache (only parent, no icp, only content-filtering, no
> caching)
> 3. squid-cache (no user authentication, real cache)
> 4. internet
>
> I get different messages:
>
> a) TIMEOUT_FIRST_PARENT_MISS
>
> Is this a problem ? If Cache 1.) get a TIMOUT from all parents (Cache 2.),
> what happens. Cache 1 do not know something about Cache 3.) Is it possible
> that Cache 2.) gets a TIMEOUT from Cache 3.) and so the error is send to Cache
> 1.) ???
>
> b) TCP_MISS/504 1081 POST http://www.gmx.de xf01070
> DEFAULT_PARENT/10.65.70.250 text/html
>
> Now i get a lot of 504-errors. But who generates the error ???
>
> - the Cache 1 because of TIMEOUT-definitions in squid.conf ?
> - the Cache 2 because he is the DEFAULT PARENT ?
> - the Cache 3 because he is the DEFAULT of the DEFAULT ?
> - the internet because of the error-code 504 ?
>
> How can i resolve the problem. I only get 504-errors with websweeper as
> Cache 2.)
>
>
> Greetings from Germany
>
> Heinz Ahrens
>
>
>
>
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>

-- 
Henrik Nordstrom <hno@squid-cache.org>
MARA Systems AB, Sweden
Received on Mon Feb 03 2003 - 06:25:17 MST

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