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RE: decreased caching efficiency?
Christian, I invite you to www.photoloft.com Each album is dynamic and the site uses FlashPix technology. Have fun with it. > -----Original Message----- > From: Christian Kuhtz [mailto:[email protected]] > Sent: Friday, October 20, 2000 12:14 PM > To: [email protected] > Subject: Re: decreased caching efficiency? > > On Fri, Oct 20, 2000 at 11:59:58AM -0700, Travis Grant wrote: > [..] > > Commerce sites are also dependent on dynamic technology > that cannot be > > cached. Although you will find sites that are entirely > static (buy.com & > > etoys.com) you will generally find that these models are > based on volume and > > that the majority of these sites have never seen a dollar > in profit. However > > the profitable boutique type sites like eStyle.com, are > entirely dynamic. > > Margins are protected by a contractual product line. When > you place an > > order, a query verifies inventory prior to final checkout. > In addition, > > product pages indicate whether items are in stock or not. > You cant cache > > these types of sites. > [..] > > Each and every button, product image etc could be cached, > regardless of the > dynamic nature of the website. Images cost cycles, bw. > > [..] > > Most caching implementations will cost way more than the > bandwidth costs > > they avoid. > > You get no argument there ;-). I never felt that you could > ever justify > caching in terms of bandwidth savings. You can only justify > in terms of > improving a users experience. And in that sense, you are > giving considerable > resources to a content origin, and a free service to them. > > That's why the CDN strategy is much more attractive, where > you have a hosting > relationship of some kind with the content origin. > > [..] > > load on the DB servers. But TTLs will usually have to be > set pretty low (2 > > seconds) in order to do this and the technologies will have > to be catered to > > web development environments (like cacheflow and ASP). > [..] > > Hmm, if you cache what I suggest above, that's not really > neccessary... No? > > Cheers, > Chris > > -- > Christian Kuhtz > Architecture, BellSouth.net > <[email protected]> -wk, <[email protected]> -hm > Atlanta, GA > "Speaking > for myself only." >