unexpected caching?

From: Gerhard Brosig <Gerhard.Brosig@dont-contact.us>
Date: Tue, 4 Aug 1998 15:28:36 +0200 (CEST)

Hi folks,

running squid 1.1.22 i wonder about some unexpected things.
there are TCP_Miss for objects that should be in the cache.
This is repeatable. Attached some infos from access.log and the requested objects.

Is this correct?

Bye

Try a document with expires header

http://www.unitedmedia.com/comics/dilbert/

Bits from the required document:

<HTML>
<HEAD>
<META HTTP-EQUIV="expires" CONTENT="Tue, 31 Dec 1996 01:23:45 GMT">
<META HTTP-EQUIV="Pragma" CONTENT="no-cache">
<META HTTP-EQUIV="DESCRIPTION" content="The Dilbert Zone">
<META name="KEYWORDS" content="comics, dilbert, dogbert, ratbert, catbert, comic books, cartoons, catbert, dnrc, Scott Adams">

<TITLE>Welcome to the Dilbert Zone&reg;</TITLE>

</HEAD>

access.log shows:

138.244.16.247 - - [03/Aug/1998:14:02:18 +0000] "GET http://www.unitedmedia.com/comics/dilbert/" TCP_HIT:NONE 12941
138.244.16.247 - - [03/Aug/1998:14:02:18 +0000] "GET http://ad.doubleclick.net/ad/www.dilbert.com/homepage/" TCP_HIT:NONE 256
138.244.16.247 - - [03/Aug/1998:14:02:18 +0000] "GET http://www.unitedmedia.com/comics/images/spacer.gif" TCP_HIT:NONE 352
138.244.16.247 - - [03/Aug/1998:14:02:18 +0000] "GET http://www.unitedmedia.com/comics/images/go1.gif" TCP_HIT:NONE 847
138.244.16.247 - - [03/Aug/1998:14:02:18 +0000] "GET http://www.unitedmedia.com/images/dd_logo.gif" TCP_HIT:NONE 1987

Try an url without expires-Header:

http://www.cineca.it/proxy/search/

<HTML>
<HEAD>
<TITLE>Proxy server CINECA: Squid-users mailing list archive</TITLE>
</HEAD>
<BODY BGCOLOR=#ffffff TEXT=#3e7672 LINK=#339399 VLINK=#339399>
<CENTER>
<FONT SIZE=5>CINECA Caching Proxy</FONT>

access.log says:

138.244.16.247 - - [03/Aug/1998:14:05:30 +0000] "GET http://www.cineca.it/proxy/search/" TCP_MISS:SINGLE_PARENT 5079
138.244.16.247 - - [03/Aug/1998:14:05:32 +0000] "GET http://www.cineca.it/icon/micrlogo.gif" TCP_MISS:SINGLE_PARENT 661
138.244.16.247 - - [03/Aug/1998:14:05:32 +0000] "GET http://www.cineca.it/proxy/squid1.gif" TCP_MISS:SINGLE_PARENT 7017 

-- 
E-Mail:   Gerhard.Brosig@oit.med.uni-muenchen.de 
           Organisation und Informationstechnik 
        der Medizinischen Fakultaet der LMU Muenchen
Microsoft gives you Windows, UNIX gives you the whole house
Received on Tue Aug 04 1998 - 06:30:01 MDT

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