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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1answer
150 views

When is a page considered loaded by search engines so I can enhance it without a page-speed penalty?

I'm working on a website that has some high quality images that need to load. Of course, my goal is to get the site to load as quickly as possible so we don't slow down the user experience and I don't ...
1
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2answers
117 views

http requests, using sprites and file sizes -

Hi all I'm in the process of finding out all about sprites and how they can speed up your pages. So I've used spriteMe to create a overall sprite image which is 130kb, this is made up of 14 images ...
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2answers
188 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 ...
5
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4answers
325 views

Strategies for very fast delivery of webpages

I run a website Cucumbertown with an initial pay load of nearly 9KB zipped. All my js is delayed loaded with requirejs and modernizer is the only exception. Now all my webpages are Nginx cached ...
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1answer
132 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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3answers
91 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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3answers
449 views

If something can be achieved using CSS or JavaScript, which will render faster? [closed]

I have two working solutions for hover navigation that I've built. One solution uses JS, one use CSS. My question is, assuming a browser is JS-enabled, which solution will work faster? I'll most ...
1
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1answer
227 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 ...
0
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2answers
254 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 ...
13
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1answer
4k views

What is recommended minimum object size for gzip performance benefits?

I'm working on improving page speed display times, and one of the methods is to gzip content from the webserver. Google recommends: Note that gzipping is only beneficial for larger resources. Due ...
12
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4answers
2k views

Loading main javascript on every page? Or breaking it up to relevant pages?

I have a 700kb decompressed JS file which is loaded on every page. Before I had 12 javascript files on each page but to reduce http requests I compressed them all into 1 file. This file is ~130kb ...
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1answer
175 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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4answers
205 views

Website speed issues

I am developing a website however i have noticed speed issues, i am not sure whether is due to the location of the server. I am not a guru when it comes to performance or speed issues, but according ...
0
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1answer
576 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 ...
2
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1answer
95 views

Parsing google site speed in analytics

I'm having a hard time making heads or tails of the Site Speed graphs in Google Analytics. Our site speed is fluctuating wildly from month to month, despite a large sample (the report is "based on ...
6
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1answer
781 views

Leverage browser caching on GitHub pages

After using Google's PageSpeed Insights for my site [ http://flashmallach.github.com ] the biggest error I'm still coming up w/ is leveraging browser caching. I found some solutions that suggest using ...
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1answer
162 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 ...
2
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1answer
684 views

DNS takes too long to resolve

I have a site and its load time needs improvement. When I monitor it, the DNS takes too long to resolve. Pls see the results here: ...
1
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0answers
174 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 ...
12
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3answers
15k views

What's an acceptable “Avg. Page Load Time”?

Is there any industry rule of thumb for what's considered an unacceptable load time v. an OK one v. a blistering fast one? We're just reviewing some Google Analytics data and getting 0.74 Avg. Page ...
2
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3answers
520 views

DNS lookup when using a CDN

Using a CDN can vastly improve the load time of a website. I been thinking of using it to host all my external files like CSS, JS, Images, Videos etc. However I was thinking when linking to a CDN, ...
2
votes
3answers
297 views

Resizing the images for faster page load

I was checking my sites page load time. I saw that I could improve it by reducing the size of the images which were getting resized by css. Now I wanted to ask if resizing the images is worth the page ...
2
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1answer
2k views

last-modified/etags - to include or not?

Google's PageSpeed plugin suggests that a website should include Last-Modified and ETag headers: Specify a cache validator "Resources that do not specify a cache validator cannot be refreshed ...
2
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2answers
138 views

Determine web page draw time via a program

Google Chrome has a nice tool to determine the time the page begins drawing, in the Network tab in Developer Tools. Similarly sites like webpagetest.org can tell you the draw time and give you the ...
4
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4answers
334 views

Prepare website for heavy traffic

A site of mine is going to be featured on a very popular tech blog. I already upgraded my server to handle the traffic. What other things should I be prepared for?
2
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2answers
968 views

How do I modify the HTTP headers?

Google page speed rank demands me to set an expiry date or a maximum age in the HTTP headers, by changing the "Expires" and "Cache-Control: max-age". The site is hosted on a hosting company (not in ...
4
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1answer
1k views

Effect on SEO of lazy scrolling on HTML comments

I am thinking about using a JS script that lazy loads HTML when scrolling ( http://ivorycity.com/blog/2011/04/19/jquery-lazy-loader-load-html-and-images-on-scroll/). I am not too sure about whether ...
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4answers
411 views

Tool to check resource load order

Is there a tool I can show clients that will take a page's HTML and show: a) the order in which external resources will load, b) which resources are blocked on other resources being downloaded? For ...
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5answers
237 views

Speeding up website“speed”?

We use Google Analytics to measure traffic on one of our websites (who doesn't?). One of the thing that strikes us is the "page speed" tab. It shows that our website takes on average 5.69 seconds to ...
3
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1answer
2k views

How to diagnose slow loading web pages?

Pages at my domain sometimes load very slow. The domain is registered at 101domain, server is in Europe. Reply from 91.185.209.164: bytes=32 time=60ms TTL=60 Reply from 91.185.209.164: bytes=32 ...
5
votes
1answer
563 views

Page Speed Online vs Chrome Extension

In optimizing a content blog of mine with the goal of achieving the highest page speed score possible for obvious reasons (user experience, SEO, etc..), the results I'm obtaining are throwing me for a ...
4
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2answers
196 views

Google Webmaster Tools - Why site performance graph goes up and down, even if the site has never changed?

This is my site 7 months graph from Google Webmaster Tools site performance util. As you can see the graph goes up and down, with big differences: less than 1 second up to 5 sec. Since I never ...
5
votes
3answers
542 views

Best practices when loading images for improving page loading speed

I am working on optimizing a page's loading speed. Here are some analytics: Notice how the images, although only accounting for 65% of the total size (1.1MB), are by far the slowest loading ...
9
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3answers
5k views

How can I replicate Google Page Speed's lossless image compression as part of my workflow?

I love that Google's Page Speed is able to losslessly compress a lot of my images, but I'd love to make it part of my workflow, prior to uploading a site and making it live. Is there anything I can ...
3
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1answer
698 views

Page Speed Optimization Questions: defer parsing and specifying a char set?

Continuing to optimized a web site, I'm using Chrome's Dev Tool add-on for Page Speed. I've been able to do a good bit of performance tuning thanks to its suggestions, but these two have me ...
1
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2answers
91 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 ...
3
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2answers
139 views

Does url length have any impact on page load speed?

Our site has been doing fairly well in terms of load speed and so I don't want this to bring that down as a slower page load speed impacts SEO visits.
0
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1answer
136 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 ...
5
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2answers
376 views

Is it normal to have some huge anomolies in Google Analytics site speed tracking?

I've recently started using the new _trackPageLoadTime function in Google Analytics to measure page load times. However, I have noticed a few pages appear with a huge "Average Load Time". One page is ...
2
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1answer
196 views

Two URL CDNs are better than one for SEO and Speed?

For example, my URL is: www.site.com For SEO, PageSpeed and Server Tweaking for ultimate performance, and speed, my code places static files like JavaScript, CSS and Images on my CDN: ...
1
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1answer
270 views

effect of page speed on ad revenue

I'm thinking of slowing my pageloads a bit, and want to know how much ad revenue will decrease due to the slowness. For ads on a revenue-per-impression (CPM) basis, I have to worry about decreased ...
1
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1answer
260 views

How to check VPS is performing optimally?

Like for measuring Load time of a website we have Pingdom tools, do we have something similar to measure if the VPS I currently have is good or not. I'm looking for some kind of metrics, because I ...
11
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1answer
547 views

How is github so fast?

When you browse repositories on github ( for example https://github.com/mojombo/jekyll/tree/master/bin) it feels like it uses ajax and does not reload the whole page every time. However the url really ...
2
votes
2answers
296 views

Do Google/Twitter etc actually use distributed servers to serve their resources?

I'm trying to optimize my website and running a few tests using webpagetest.org. I tried the test from Singapore and Hongkong. I saw that while all facebook, quantcast, chitika scripts were loading ...
10
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1answer
13k views

Character set not specified in HTTP headers error

When testing this page with Page Speed, I get the a Specify a character set error: The following resources have no character set specified in their HTTP headers. Specifying a character set in HTTP ...
0
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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 ...
1
vote
3answers
436 views

What is the impact of a CMS on page load time versus a static site?

I am creating a 20-page site that will go on shared hosting. Each page will be about 20 KB (including HTML, CSS, and images common to all pages). To avoid manually adding navigation elements to each ...
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2answers
200 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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2answers
6k views

Slow website response? How can I fix this issue?

I have pingdom monitor on my website: http://stats.pingdom.com/t68xhgex256f/375513 For North America (big target market) the response time is 1-2 seconds. This is far too slow. Is there anything ...
5
votes
2answers
2k views

Cache external static scripts?

In my never ending quest for a faster website, I thought perhaps I could cache some scripts. I'm using Yslow to rate my site, everything is pretty much A (which is great, our website on Pingdom loads ...