Re: Difference between Doubleclicks Stats and server logs

From: Steve Johnston <johnston_at_realmedia.com>
Date: Tue 21 Mar 2000 16:37:51 -0500

CHRIS WROTE:
> We are having a bit of trouble with double click as
> they say we are getting say 2000 page impressions per
> day. And our stats package which is The Webalizer
> which gets its info from our server's log files will
> say that our page impressions are 10000.
>
> Does anbody know what could be causing this difference
> as its huge, we envisaged a 5% difference due to ad
> blocking and images switched off but this is 80%

Chris,

The primary cause may be caching of ad requests.
What code are you using on the pages?
NX without random numbers for example can be
cached. The simplest way to bypass aol proxy
caches is to insert a ? at the and of all urls.

Steve Johnston
Real Media, Inc.
www.realmedia.com





Received on Tue Mar 21 2000 - 15:37:51 CST