[Sigia-l] boo.com/london
Dmitry Nekrasovski
mail.dmitry at gmail.com
Mon May 14 17:42:33 EDT 2007
True. However, doing this the boo way (separate hostname for each CSS
file) increases the number of DNS lookups, which the Yahoo people
specifically advocate against:
http://www.slideshare.net/techdude/high-performance-web-sites/ (slides 73-74).
Dmitry
On 5/3/07, Eric Scheid <eric.scheid at ironclad.net.au> wrote:
> On 4/5/07 1:53 AM, "Dmitry Nekrasovski" <mail.dmitry at gmail.com> wrote:
>
> > The IA is pretty messed up, and there are other things that mark this
> > site as truly awesome in its cluelessness. The fact that the CSS is
> > loaded from a separate server, for instance.
>
> How is this clueless? Given that the html of a page may vary subject to
> cookies, but the css probably wouldn't, it actually makes sense to offshore
> the static resources to eliminate needless cookie exchanges .. which has an
> impact on the cacheability of said resources. Same goes for the javascript
> resources and image resources.
>
> Yahoo put out a bug caching white paper at some point that explained this
> concept (they use yimg.com, for example).
>
> (Also, just because they are loaded from separate *domains*, they might
> actually be still be the same servers)
>
> e.
>
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