[Zope] long response times?

Dieter Maurer dieter at handshake.de
Sun Oct 19 12:53:11 EDT 2003

Andrew Altepeter wrote at 2003-10-16 09:40 -0500:
 > I've developed an alumni directory application.  This directory is
 > accessed through a search interface, and pulls the data from ldap.
 > LDAP can't do an offset+limit to return a subset of the results, so I'm
 > returning all results and storing them in request.SESSION.
 > The results are display 10 / page, with links to move forward and back.
 > The responsiveness is fine if there are few results (< 8 seconds for <
 > 100 results).  However if the set is large ( > 100), response time grows
 > enormously.  One search I do that returns 402 results takes about 30
 > seconds!
 > I find this strange, because performing the search and rendering the
 > entire page (template and all) takes < 5 seconds.  Any ideas why it is
 > taking so long?  It seems there is some sort of house-cleaning being
 > done after the page is rendered and before it is sent to the browser.

I would use my "ZopeProfiler" to find out what takes the time:



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