> -----Original Message----- > From: Chris McDonough [mailto:[EMAIL PROTECTED]
> Sent: Wednesday, 8 June 2005 11:56 AM > To: Dylan Jay > Cc: zodb-dev@zope.org > Subject: Re: [ZODB-Dev] Generational Caching > > One way to potentially soften the impact of cache busting by spiders > might be to allow Zope to choose a particular ZODB connection based on > request parameters (like sessionid or requesting ip address, or most > likely user agent in the case of "legitimate" spiders). This is a > modification to Zope that would be largely independent of ZODB, > however, so might be more appropriate to discuss on zope-dev. I think this sounds like a very smart idea. I'll forward this to the zope-dev list. > On Wed, 2005-06-08 at 10:20 +1000, Dylan Jay wrote: > > I've been thinking about the problems of memory use. One use case > > that > seems > > hard is web crawlers. That will wake up a lot of objects for just a > single > > read possibly getting rid of many often used objects from the zodb > cache. > > Has anyone investigated the idea of a generational cache? > > > > Another idea I had was asymetric cache sizes. I believe that zope > > uses a single thread if all requests are serial and just uses the > > other > connections > > when similtanious requests are handled. Since some threads will be > > less > used > > than others perhaps there could be cache settings so memory can be > > minimised. > > > -- Dylan Jay --- http://www.meetmemap.com - makes giving directions easy http://www.pretaweb.com - Update-it-yourself, low cost websites http://www.eatmanifesto.com - against all dumbing down of food Y!:dylan_jay ICQ:520341 MSN:[EMAIL PROTECTED] Ph:+61423198306 _______________________________________________ Zope-Dev maillist - Zope-Dev@zope.org http://mail.zope.org/mailman/listinfo/zope-dev ** No cross posts or HTML encoding! ** (Related lists - http://mail.zope.org/mailman/listinfo/zope-announce http://mail.zope.org/mailman/listinfo/zope )
