[LINK] AJAX May Be Considered Harmful

Adrian Chadd adrian at creative.net.au
Mon Jan 8 22:08:52 AEDT 2007

On Mon, Jan 08, 2007, Rick Welykochy wrote:

> On the server-side, they'd again result in excessive CPU and RAM 
> consumption. For one of the Webmail systems, we could only handle a fifth 
> (yes, 20%) of what our old Perl-based system could. And that was on a 
> quad-core Opteron system with 8 GB of RAM! The Perl-based system was on a 
> couple of 200 MHz Pentium systems, each with 128 MB of RAM. Even after 
> assistance from the AJAX-based Webmail system's vendor, we were only able 
> to handle roughly 90% of the number of transactions of our older system.

I don't buy it. It has to be written -badly- for it to have that kind of
performance hit.

There's many reasons to think twice before deploying lots of AJAX'ed apps
but they have more to do with the people writing/verifying it than the
technology involved.

(Damnit Browser Vendors: where's my F$CKING sandbox that you touted as
a wonderful thing in the mid 90s?)


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