Page-Speed normally refers to the time it takes for a web-page to be presented to a browser in a "fully loaded" state.

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Background Image Loading Optimization for SEO

I am implementing a product image slider for an ecommerce website. I want to make sure that the page is nice and fast for SEO purposes (as site speed is a factor in ranking). I'm not sure if it ...
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66 views

Joining and compressing all javascript files together - good idea?

Curently, I avoid loading any unnecesary scripts on individual pages of my site. I have a class that remembers all javascript files that were requested during PHP processing and adds them to HTML. I ...
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1answer
37 views

What kind of increase can I expect from improving site speed

I have a pretty slow site. This is what WMT measured: Now I know speed is a factor in SEO, but considering it is very difficult to make the site faster, I'm trying to evaluate the ROI of this effort. ...
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193 views

Google Page Speed's “above the fold” CSS tuning

Putting all 15kb CSS file inline on 100 pages of the site is not smart I think. How do I pick which CSS classes and IDs from CSS file to put inline (and leave other ones on external CSS file) to a ...
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1answer
65 views

Why does PageSpeed differ in developer tools, website and Analytics

I just tried Google PageSpeed Analysis in the developer tools, Google Analytics and the website itself (https://developers.google.com/speed/pagespeed/insights). Now, in each of them I get differing ...
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293 views

Benchmark for website speed optimization

I working on website speed optimization. I mostly used 3 tools for analyzing speed of optimization. Speed analyzing Tools: Google pagespeed tool Yslow Firefox extenstion Web Page Performance Test ...
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1answer
318 views

Why am I getting domainpark.cgi being called from my website?

I used to test my site on www.exampleone.com and now I have moved to the real domain www.realdomain.com now and www.exampleone.com is now parked by 1and1 (default). Now when I test to see which ...
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2answers
92 views

Tool to analyze page loads

I have this CI app that shows an interminable loading process. I want to know what chunk of the page is causing this. Now I am using Firebug with Google PageSpeed and YSlow. Is there something more ...
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1answer
163 views

Question about web hosting speed

I started using a VPS with HostGator not long ago, they have 9 levels of VPS and I started out with level 3. I'm testing a page on the website and it doesn't take too long to load, something like 2 ...
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1answer
38 views

From which file size is it worth to implement images as Data URI?

As the title says: for site speed up sake it is good to implement small images like Data URIs directly into HTML source code, like inline CSS (background image url), or with usual img src. But from ...
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17 views

Akamai vs pagespeed module

We have akamai as CDN, we also have Apache before our website. We want to utilise the page speed module benefits. We are just worried about how page speed cache will affect our application where we ...
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22 views

Website is becoming slower until deleting cookies [closed]

My website (based on Prestashop) has honest performances. Even using online testing tools. But navigation is becoming slower over days, only for returning visitors. The website is becoming slow for ...
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198 views

ExpiresByType not working for PNG images when set in .htaccess for a WordPress site

In my website I have the expires headers settings reported below. When I use Google's PageSpeed Insights test I get the message: XYZ.png expire headers not set, which I'm getting for all the PNG files ...
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136 views

Google PageSpeed: Generating critical css for css file served from CDN

We were trying to optimise the website using google pagespeed and now having some issue: We're using nginx_pagespeed module Trying to enable the prioritize_critical_css filter Since the CSS files ...
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2answers
149 views

Does the JavaScript that Google Analytics Experiments adds slow down alternate versions, and how could I measure this?

I am using Content Experiments in Google Analytics to test three different landing pages. This uses JavaScript on the initial page to load the alternates. Would the additional JavaScript add to the ...
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12 views

How to combine GZip + CDN for faster page loads? [duplicate]

I made a Speed Test on my site via online tool. The tool recommended enabling compression to speed up the site. As far as I understand this requires some changes on server (already done by hosting ...
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1answer
295 views

How do I use HTML compression in Jimdo WYSIWYG editor?

I have used Jimdo website to build my website. Using Google PageSpeed Insights tell me that I can achieve better page load speed using HTML compression. I wanted to use deflate.js and inflate.js, but ...
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0answers
8 views

Setting an expiry date or a maximum age in the HTTP headers [duplicate]

I just finished a website that I designed and submitted it to Google PageSpeed Insights for performance reviews, and this is the results I got: It says I need to set expiry date or a maximum age in ...
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2answers
121 views

Google Analytics Site Speed - iOS not being sampled

I'm looking at a breakdown of site speed by operating system in Google Analytics to get a sense of mobile vs desktop load times. The problem is that it looks like GA doesn't really collect speed ...
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1k views

Trying to improve the server response time

I have used the Google Developer PageSpeed Test and it suggests this: Improve server response time Suggestions for this page Long web server response times delay page loading. Reduce your response ...
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1answer
148 views

Page Load Time - “Waiting on…” taking ages. What part of page request process is hung?

I have a new cluster site running on Magento that's on a development server that is made up of 2 x web servers and 1 x database server. I have optimized the site in all areas I know (gzip, increasing ...
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1answer
194 views

Make blogger load faster

I use Blogger as a platform for an electronic music blog. Because of the thematics of the blog I embed many iframes (Youtube & Soundcloud). Of course this makes the articles load slowly. Almost ...
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253 views

Php profiling on production server or other options [closed]

Alright I need some help here. I am commonly asked to speed up certain sections of some websites that I program for. I have yet to be able to figure out how to use a good php diagnosis/profiling ...
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3answers
492 views

Eliminate render-blocking JavaScript and CSS in above-the-fold content

When you seek speed score in Google Page Insight, you may be seen a warning like "Eliminate render-blocking JavaScript and CSS in above-the-fold content ", i have been looking for a solution to fix ...
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53 views

Theme load speed - do a few seconds matter?

Here’s a questions for the devs and SEO guru’s … If we are looking at themes to help speed up the front end dev and design time on certain projects do we need to take into consideration the load speed ...
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76 views

Google PageSpeed Insight: redirecting non-www to www does not use cache version

If I test my website with Google PageSpeed, I get a lower score if I test mydomain.com than if I test www.mydomain.com. In the first case, Google complains my server took too much time to respond. I ...
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3answers
117 views

images based website speed

I have a wordpress site which 90% is based on images. I've installed Wp-Super-Cache, now it seems to load a little bit faster. I've made a speed test on Pingdom Tools: Page size 4.7MB Load time ...
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944 views

Parallel downloading of JavaScript files on page load

Below is a quote from one of the Yahoo performance pages: While a script is downloading, however, the browser won't start any other downloads, even on different hostnames. When I look at page ...
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81 views

Google Page speed test showing 0 page speed

I tried to test the speed of a website and it appeared to show 0 speed. Why would a site have 0 speed? Please guide me. Thanks.
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67 views

What size (in bytes) constraints are industry standard for web images?

Back in the day you wanted your images to be 5 KB and going above 30 KB was considered crazy. What are the industry standards these days? I just ran GTMetrix on Yahoo.com and came back with images ...
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491 views

ads are killing my page speed

What are others doing to mitigate the horror that is the slow speed of running ads on their sites? I don't do direct sales of ads & rely on third parties like rubicon, openx, etc. served through ...
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2answers
30 views

Change MX record - separate mailserver from webserver

Ok, we all encountered at least one request to change MX entry and separate mailserver from webserver. That's all fine, we all know how to do it. My problem here is this... let's say I put a site on ...
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77 views

Reducing waiting delay to webpage rendering time?

I ran a few tests on my website at webpagetest.org and while the Time to First Byte is under 200ms, it seems that in all tests I have run in different browsers at different locations, the page is ...
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48 views

Is my website is too slow? [closed]

I checked the speed of my website with http://tools.pingdom.com/ . Results: Per. Grade = 85/100 Req.s = 18 Load Time = 1.94s Page Size= 96kb Is this result is good for my website(also consider ...
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613 views

Exactly what is Google's PageSpeed Service recommending and how to optimize CSS?

Looking at my webmaster tools, Google kindly recommended that I could further increase the performance of some of my sites and to look at the recommendations provided by their PageSpeed service. So I ...
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210 views

Using Efficient CSS Selectors Page Speed 1.11

The new PageSpeed 1.11 does not suggest anything for using efficient CSS selectors. Does that mean that it does not affect the speed of my site. In PageSpeed 1.9, I scored and F (0) for not using ...
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1answer
5 views

What client on webpagetest.org is equivalent to googlebot client?

I made various speed tests to my website via webpagetest.org and I used a mobile network in California (which I believe is the closest one to google) to measure the speed of my site. It reports the ...
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1answer
61 views

Getting Pagespeed 100/100 can get you penalized in Google?

I am a developer on a website, and I am trying every possible way to get highest score 100/100 on Google pagespeed. But it comes out that this sanbox checker tools show as penalized from time to time ...
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176 views

Improve load speed of web page with many images [duplicate]

I own an ecommerce website built with Magento that has many images in the homepage for promotional banners. What is the best way to improve load speed? Reducing the file size sacrifice quality, so is ...
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1answer
202 views

Avg Page Load Time on Google Analytics

For a particular day, Site Speed Page Timings in Google Analytic is 23.77 Secs. I selected that particular day and used Day mode to see timing hourly. There when I Added City as 2nd filter then I saw ...
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361 views

Page Speed Performance (shown in Google AdSense) on Blogspot Dynamic Template

In Google AdSense, the Scorecard complains the Page Speed Performance of Google Blogger is not good ( marked as Red ). Note: In my Blogger site, I'm using Dynamic Template. Is there anything I can ...
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2answers
83 views

Does google take into account page load differences from caching?

Here's what I mean by that. If I use internal CSS, the page will load a bit quicker on the first time it is visited, but with external CSS a user can cache the document and load the rest of the site ...
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1answer
1k views

Leverage browser caching and Specify a cache validator?

http://gtmetrix.com/reports/enji.se/RVzr15zT That's what my result looks like! Does anyone know how to fix Leverage browser caching and Specify a cache validator? I've googled it but didn't find ...
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1answer
254 views

Wordpress Blog Is Very Slow

A few days, my website (http://www.teknoblogo.com) isn't scrolling easily (You can try scrolling) . Website very very slow. I'm using W3 Total Cache. Disabled all unnecessary plugins. But still ...
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13 views

HTTP to HTTPS Redirect, but make it cacheable redirect? [duplicate]

In an effort to speed up my small wordpress site. This was recommended to allow caching my redirects. Wordpress Settings has HTTPS for address. What are my options? Avoid landing page redirects ...
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3answers
129 views

Do websites have to rank an “A” on GTMetrix?

Lately I've noticed that a lot of clients refer to the GTMetrix rating system when discussing deliverables for their website. In their eyes, GTMetrix is great because it allows them to validate the ...
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864 views

mod_pagespeed not compressing images

mod_pagespeed is not compressing images on my homepage. My current config has: AddOutputFilterByType MOD_PAGESPEED_OUTPUT_FILTER text/html What is the usual setting people use for mod_pagespeed ...
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16 views

How to measure the file download speed in another country [duplicate]

Now I have a dir with about 5000 files (images) in it and I concerned if this amount will significantly slowdown speed of page load with this images. I'd like to test the load speed of an image from ...
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47 views

What to use for rapid PageSpeed analysis — Google Insights or Chrome extension?

Which score is most reliable (and complete) to use when comparing different sites and pages to get a quick idea (e.g. between competitor websites without detailed analysis)? I am asking because for ...
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175 views

How important is it to be W3C complaint? [duplicate]

Possible Duplicate: HTML validation: is it worth it? How important is to be W3C complaint. Currently I have 27 errors reported by W3C validator. Is that ok or I need to reduce the error ...