The art of tuning a website to deliver it's content quickly and efficiently to the user over a potentially low bandwidth connection.

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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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1answer
204 views

Using a CDN for CMS software (multiple sites)

I'm currently researching ideas for the media management side of a CMS I'm writing. I was looking at having images served from a CDN which is fine on a single site, but I want all sites that run the ...
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1answer
2k views

Plesk: View system resources (e.g., RAM, CPU, etc…) for a VPS

I've setup my first VPS. Previously I've always been hosting my projects on a shared hosting account. I run a couple of little personal projects on the VPS, including one that is continuously scraping ...
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2answers
254 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
299 views

Does just-ping determine a website's accessibility and/or speed?

While looking for a webhost I wanted one that had good connectivity around the world, and ran their (shared hosting) test IPs on just-ping.com. This is a part of a sample result: München, Germany: ...
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1answer
1k views

How to find the Fastest DNS servers to host our domain?

The question was born because lately we've seen a pretty odd (well, at least for us, for the first time) - error message in Google webmaster tools - "DNS lookup timeout" ... I was pretty sure that ...
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1answer
101 views

testing random pages for uptime (part of an SLA)

We have outsourced hosting of a large website. We have an SLA for response times of random pages. I.e. every minute a random page will be chosen from a pool of 30,000 pages and its response time ...
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1answer
26 views

How to manage the leverage browser caching for third party JS files?

Is it possible to set and expiration date for the file http://assets.pinterest.com/js/pinit_main.js? And the other stuff down the list? I want to bring up my score as high as possible. I'm using ...
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1answer
572 views

requests with http://. should I block?

I took a look at my logs and found out that earlier this year, random computers made a request to resources and my log recorded it as follows: "GET http://testp3.pospr.waw.pl/testproxy.php HTTP/1.1" ...
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0answers
45 views

CSS Above or Below Body for Speed? [closed]

I just have a genuine question, should I put any CSS above or below the body tag (maybe for Javascript too?), and what are the pro's and con's of each method? and what's the (dis)advantages of using a ...
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3answers
50 views

How to test the speed of my server inet connection?

The connection speed our webapp is showing (from my office) is much slower than my connection speed to a SpeedTest.net site in the same city. I can test my internet using SpeedTest.net to Houston ...
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1answer
61 views

Does the load time of an XML sitemap matter?

I have a dynamic sitemap that will change on a daily basis. Because I'm hosting on Heroku, I'm having some difficulty getting it to persist. I'm considering having the sitemap generate on request, ...
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0answers
41 views

Website Speed Index for SPA applications

I have a large SPA website, when measuring performance is there a standard metric to measure the time to transition between virtual pages? I know about speed index, but that only seems to cover ...
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1answer
63 views

Website Performance Testing Tools [closed]

I have a contract before me that says our client will use "the following metrics will be used to determine performance standards" of the MVC4 based web site we want to deploy for them. I am looking ...
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0answers
35 views

Increasing server speed(More info in question) [closed]

So I have recently been employed as a webmaster at a local High School, and I have walked into a nightmare. Their are 3 servers which hold about 300 WordPress/wiki sites for all the teachers. As well ...
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2answers
116 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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0answers
23 views

Advice scaling website [duplicate]

We could use advice on a scaling/ops issue. We have a simple website that runs on Rails 3.2.12 and uses MongoMapper instead of ActiveRecord. There is one database call that sporadically performs ...
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0answers
118 views

Open Source website performance monitoring [closed]

I am looking for an Open Source solution to monitor my web sites' performance over time. More specifically, I am looking for something I can run on a server that will (on a continual basis) monitor ...
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0answers
16 views

Impartial comparisons on cloud / shared-hosting speeds with different providers [closed]

Are there any impartial comparisons on speeds of cloud hosting or shared hosting from different providers? I've googled and found a few snippets of info, but not sure that they're impartial ...
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1answer
3k views

How to specify expiration of cacheable resources?

I'm trying to speed up a wordpress site -- this site: http://richardclunan.net I'm following the observations here: http://gtmetrix.com/reports/richardclunan.net/9ps7Zc0j The first item says: "The ...
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0answers
34 views

SEO/performance - building blog article page [duplicate]

Possible Duplicate: What are the best ways to increase your site's position in Google? I've been using WP up and until now, but want to spread my wings and build a bespoke blog for my ...
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1answer
416 views

What could be preventing Google Chrome developer tools' audit from completing?

I'm trying to run Chrome developer tools' audit on http://www.zmxmusic.com, and it never completes... just gets up to about "Loading (61 of 61)" with the spinner but never shows the results. If I ...
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1answer
55 views

Choose from client best server to download from

My web site has a download of a file of about 10Mb. I can have it stored in more than one server and was thinking of a way to offer the download to the best performing server (performance measured ...
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2answers
98 views

Service and/or tool to monitor performance?

I am seeing wildly different performance from a clients web site, and would like to set up some sort of monitoring. What I'm looking for is a service that will issue requests to a couple of URLs, and ...
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2answers
1k views

Can I defer loading Modernizr?

I'm using an HTML5 template that makes thorough use of the semantic tags and includes Modernizr up top to do the necessary IE coaxing. Google PageSpeed is complaining about the blocking JavaScript and ...
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4answers
2k views

Best way to have both HTTP and HTTPS communication in a web application?

I am considering using both HTTP and HTTPS in a web application and I am looking for tips to accomplish this best. The application will run under Tomcat. I have also seen the following about HTTPS ...
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3answers
110 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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1answer
795 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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2answers
69 views

Dynamically load CSS

I'm using LESS for creating CSS and I'm considering using something like grunt-render on the server side in order to only load the CSS / JS that is needed for that page. My goal is to reduce overhead ...
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1answer
92 views

Declaring variables using single or multiple var statements. Performance wise [closed]

Someone once told me that it's better for Javascript performance to use one var statement rather then multiple. I.e. // Version A. Allegedly Faster var a = 1, b = 2, c = 3; // Version B. ...
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1answer
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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2answers
314 views

Hosting a small e-commerce website from home. Recomended? [duplicate]

Possible Duplicate: How to find web hosting that meets my requirements? I live in the UK and I current use JustHost to host several domains. I think they are very reasonable but recently ...
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1answer
31 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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1answer
26 views

Looking for a reliable consistent site testing tool

I've been using GTMetrix for a while now but have noticed that the results are very inconsistent - and sometimes just wrong. Gidnetwork will show compression working perfectly and GTM continues to ...
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1answer
28 views

Google Webmaster Tools is reporting that some URLs listed my sitemap have a high response time [duplicate]

In Google Webmaster Tools looking at a new clients site, I'm seeing sitemap errors that I haven't seen before with this message: Some URLs listed in this Sitemap have a high response time. This ...
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2answers
87 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 ...
0
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1answer
43 views

SEO / Perfomance domain matters

If I register a domain by some domain registrar and than host in on some hosting provider, does the SEO or performance matter? E.g. I register the domain in UK and then host in Dallas, are there any ...
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2answers
39 views

Tracking state of a one time event on a big website

Assume a website with 250 million active users. I add a new feature to the website. Once a user visits I want to use a short tutorial to teach them how to use said feature. I only want them to ...
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1answer
71 views

Effects of Active Virus Scanner on WebApp for XS Azure VM

Suppose a public WebApp is hosted on an EXtra Small (XS) Azure Virtual Machine (VM). What benefits and/or performance problems might visitors experience if a Memory-Resident Virus Scanner is run on ...
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1answer
656 views

check server speed / response time

I was reeled in by cheap, unlimited hosting. (Well, kind of cheap apart from having to buy a year upfront.) The moral of the story is it's awful. I'm trying to find a reason for them to let me leave ...
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3answers
118 views

Have SQL reports on separate database than same database that is serving web app?

We use SQL reports in a .NET web application, but some of our reports are heavy and involve more table join and columns. As you know we cannot index all the involved columns (performance problem). ...
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1answer
736 views

Slow DNS lookup on my site?

I'm testing the loading speeds of my website. I've just done a test using Pingdom but it returns some strange (at least to me) results: By the looks of it getting the DNS info takes the most time. ...
0
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1answer
574 views

Fastest open-source e-commerce featured CMS or web-framework?

I have been researching about 20 different open-source e-commerce featured CMSs and web-frameworks, but there seem to be way more than just them available. Has anyone run some benchmarks against a ...
0
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3answers
114 views

Load times and SEO for 1 page sites

I find that 1 page sites can be interactive animating from page to page. But if a site starts to get a little larger or contains many images, perhaps an image gallery, it loads slowly. Also its not ...
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1answer
69 views

Is there any overhead on making my webapp traverse more folders?

I understand there is a need of placing different categories of resources in separate folders for the sake of organization. But is there any noticeable decrease in page load speeds accompanied with it ...
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0answers
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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1answer
55 views

Determining cause of random latency and loading issues

I'm not sure exactly what details to post in regards to my issue, because I'm not sure what is relevant. Prior to the end of September my websites all loaded quickly, in almost all cases. Loading ...
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0answers
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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0answers
68 views

Logging what was in the content of a page

I'm one of the people working on a Java based website that has the apache httpd in front of it. The content on the pages is migrating towards personalizing the content and as such just about every ...
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1answer
94 views

Website performance tips?

I'm kind of having some troubles with the loading of my website. It sometimes loads fast, then when you refresh it, most of the time, it will just keep trying to load images. It will keep doing that ...