[Zope] Performance related to content loops/depth

[Dieter Maurer]

Granzow, Doug (NCI) writes:
 > Bear with me, I'm a sysadmin, not a developer.  
 > 
 > I'm maintaining a Zope 2.5.1 server with Python 2.1.3 on Solaris 7.  We
 > recently upgraded from Zope 2.3.1.  I'm seeing a problem where,
 > occasionally, a bot will come along to index our site and suddenly Zope
 > stops responding to all requests.  It looks like what is happening is that
 > the bot finds a loop in the content where each time you click on a link, you
 > are returned to the same page, but the URL has one more level of depth.  For
 > example, I see requests in the log file for things like this:
 > 
 > siteroot/info/catalog/catalog/catalog/catalog/catalog/catalog/catalog/catalo
 > g/catalog/catalog/catalog/catalog/catalog/catalog/catalog
Apparently, the page presented for "siteroot/info" contains a
reference to "catalog" and the one for "siteroot/info/catalog" does the same
(maybe, because it is inherited from "info").

Prevent one of these two references...


Dieter