Gianugo Rabellino wrote:
>
> Let's face it: we are slow.
I love this guy :)
> Not painfully slow, not even very slow:
> actually we are pretty fast for being a server-side Java application and
> we are such great programmers that we are as fast as the environment on
> which we are hosted can be fast :-)
I still don't think so. When I have time, I want to pass it thru a
JInsight or something and see where the cycles really go.
> Yet I'm afraid we are still slammed in the face by other technologies:
> static pages, Apache modules, PHP and so on. We have to change this
> somehow, and I think that there is a solution at least for what is more
> important to users: perceived performance.
<snip/>
> Now let's try to assemble them with two possible syntaxes:
>
> 1. different pipelines:
> <!-- This one expires one year from now -->
> <pipeline expires="1y">
> <match pattern="static/**">
> <read src="static-files/{1}"/>
> </match>
> </pipeline>
...
> 2. more granular: defined at the "pipeline" level but overridable:
> <pipeline expires="6h">
> <match pattern="static/**" expires="1y">
> <read src="static-files/{1}"/>
> </match>
>
> <match pattern="catalog/**/*.html" expires="31jan2001">
> <generate src="catalog/{1}/{2}.xsp"/>
> <transform src="stylesheets/catalog.xsl" />
> <serialize/>
> </match>
> I would say that syntax #1 is more consistent with the actual setup, but
> feedback is really appreciated.
Yes, I like #1 most.
> Implementation should be pretty trivial: it would be just a matter of
> understanding the configuration and setting a couple of headers. Yet
> this would give us a tremendous performance boost, especially for
> self-contained webapps where we might put our resources and read them
> without worrying about performance issues: a reverse proxy will do all
> the dirty job for us.
>
> I eagerly wait for your feedback.
I like it and I agree that 'expiration time' is very different from
'caching behavior' and decoupling them is not necessarely a bad thing.
So, +1 for the above.
comments?
--
Stefano Mazzocchi One must still have chaos in oneself to be
able to give birth to a dancing star.
<[EMAIL PROTECTED]> Friedrich Nietzsche
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