Re: Google mod_pagespeed?

I know I removed it from a production deployment once :) That was about 1 year ago. Maybe things have changed. I can imagine its very useful for a seasoned admin, and a death trap for someone who doesn't really understand what it does. 


Liz



On Saturday, August 17, 2013 at 8:16 AM, Jon Stahl wrote:

> Many of you are surely familiar with Google's PageSpeed tool for
> diagnosing slow pages. A few years ago they put out an Apache module,
> mod_pagespeed to implement some of their best practices as a
> webserver-level set of transformations.
> 
> 
> https://developers.google.com/speed/pagespeed/module
> I looked at it and at the time, thought it was neat, but Plone out of
> the box (or with caching) already did a lot of its main best
> practices. And so I put it aside for a while.
> 
> Recently, I was looking at it again, and was delighted to see that
> Google has continued to develop it very aggressively, and has added a
> *ton* of features that seem highly relevant to Plone sites, including:
> 
> * An Ngnix module (!)
> * Automatic domain sharding
> * Highly flexible automatic image recompression and optimization
> * SPDY support
> * Javascript and CSS optimization (over and above what ResourceRegistries does)
> * Canonicalizing Javascript libraries (e.g. Jquery, etc.)
> * Lazy image loading
> * Automatic image spriting of CSS background images
> 
> I've not seen much discussion of this in a Plone context... are folks
> out there using it in production deployments? Would love to hear about
> your experiences. Seems like it is a low-cost and very useful bag of
> best practices to (carefully) deploy on any site where speed matters
> (and isn't that most sites?).
> 
> --Jon
> 
> ---
> Jon Stahl
> http://jstahl.org
> 206.226.0818
> 
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