[ic] Strap template slow

[S. Caballe]

On 29/12/15 10:53, Frank Reitzenstein wrote:
> Frank Reitzenstein wrote:
>> EA3KZ Salvador Caballé wrote:
>>>>> Any idea where can be the bottleneck?
>>
>> Hello Salvador. I have tried to speed up my strap store not yet released
>> in recent weeks. I have links comparing yours with mine at GTMetrix.
>> Note that I have a lot more images than the original and yet it is
>> giving me a page size of about 270KB but yours is around 400KB.
>>
>> You never mentioned that?
>>
>> If you actually do this yourself at GT Metrix (and check out all the
>> competitors plus google and don't forget google mobile friendly) and
>> follow all the advice you will see suggestions on how you can speed it
>> up. I have already followed some of these.
>>
>> http://203.59.28.211/strap/astroradio/Latest%20Performance%20Report%20for:%20https:_www.astroradio.com_%20|%20GTmetrix.html
>>
>> http://203.59.28.211/strap/kenyan-curios/Latest%20Performance%20Report%20for:%20https:_www.kenyan-curios.com_%20|%20GTmetrix.html
>>
>> I don't get 100%, but I spent a long time trying to address all issues.
>>
>> Note that my image at the top are degraded in quality, compressed and
>> (this is experimental) hosted on Flickr in place of CDN. However I also
>> eventually got a free CDN to work.
>>
>> https://c2.staticflickr.com/6/5679/23495030890_de5200a9eb_m.jpg
>>
>> Since doing that I signed up at free Swarm CDN. You can see their script
>> at the top of the source on every page.
>>
>> <script>
>>    var swarmcdnkey = "608b1630-6d0d-4977-8458-c282e9a8af28";
>>    var swarmimagescan = true;
>> </script>
>> <script src="//assets.swarmcdn.com/swarmdetect.js"></script>
>>
>> You have to sign up and get a key. From memory both the flickr pics and
>> swarm cdn made a large difference.
>>
>> What else have I done?
>>
>> I used perl GD::Image to find the dimensions of all my images. I wrote a
>> perl script to download my products file via ftp, locate the images,
>> download them and write down the 4 image and thumb dimensions in
>> products.txt (I have a lot of spare columns).
>>
>> Now wherever images are displayed anywhere, I make sure that the image
>> has alt text (the product description) and also the height and width
>> which speeds browser rendering.
>>
>> I also have apache2.conf.dynamic and apache2.conf.static.
>>
>> Now I have a master batch file which processes my data. So the first
>> thing it does is copies apache2.conf.dynamic to apache2.conf then
>> service apache2 restart.
>>
>> Then it creates static pages. So all the arduous routes from the left
>> hand menu to the groups pages and then the product (bar the flypage) are
>> static (using LWP::Simple). The same is done for the brands and selected
>> files like index.html and brands.html.
>>
>> I plan to do more, but I want to go live on three sites first.
>>
>>
> You may be able to follow the broken links here:
>
> http://203.59.28.211/strap/astroradio/
> http://203.59.28.211/strap/kenyan-curios/
>
>
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  Thanks for your comments and suggestions

Salvador