Speed up your Website

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Viewing posts in 2012


Thank you all!
Posted in: Getting Started   -   September 15, 2012
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Thank you to all of the following incredible sponsors and contributors for making this years Speed Awareness Month awesome: Giveaways Dyn for their tips on speeding up DNS and their free speed test Torbit for giving away one month of Insight free and their post on how to make your site faster UberTags for giving everyone […]

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What it takes to be fast in your industry
Posted in: Ecommerce   -   September 11, 2012
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The holy grail of Web performance seems to be load times of two seconds or less. At the same time I hear people saying that the specific purpose of their Web site requires more and heavier content and consequently leads to higher load times. “I am running a media site, I need more images and […]

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Getting started with YSlow
Posted in: Getting Started   -   August 31, 2012
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YSlow is a tool that analyses your page and tells you why it’s slow. You can significantly reduce the page loading times and improve the user experience by running the tool and implementing its checklist-style suggestions. It also happens to be free and open source. Installation You can install YSlow from source, but it’s easier […]

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Page Performance & Tag Management
Posted in: Speed Up Tips   -  
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Page performance is one of the first digital touchpoints a prospect or customer has with a brand. Not surprisingly, it is also one of the biggest drivers of satifaction (or dissatifaction) and engagement (or abandonment). The interesting thing about optimizing page load time is that it almost always entails aggregating a number of individual improvements […]

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Personalization & the Cache Miss
Posted in: Speed Up Tips   -  
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The future of the web is in personalization. Web sites will always contain a lot of static assets like images, video / audio, CSS and JS, many of which can be cached in the browser, but the remaining challenge is generating the HTML for a given request. So the question becomes, how do we quickly […]

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Caffeinated DNS Monitoring and the AT&T DNS Outage
Posted in: Speed Up Tips   -  
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The AT&T domain name server (DNS) outage of Aug. 15, 2012 demonstrates why a non-cached method of DNS monitoring results in a faster time-to-repair (TTR), and even zero downtime due to the DNS issue. To Cache or Not-to-Cache – that is the DNS Question Firstly, it is not generally well-known that external-based HTTP request-type website […]

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Three Best Practices to speed up any CDN
Posted in: Speed Up Tips   -   August 30, 2012
1 Comment

During the day, I’m the VP of Sales @NetDNA. That makes me spin up our Catchpoint and Keynote accounts to run performance tests on all kinds of websites. Below you’ll find some time-tested and very common performance tweaks that are 1) safe to use, 2) best-practices and 3) like gzip, actually help reducing bandwidth consumption […]

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[Infographic] Fast vs. Slow Website: How it affects your bottom line.
Posted in: Getting Started, Speed Up Tips   -   August 29, 2012
6 Comments

A fast loading website is so important to your bottom line that we have dedicated this whole month to it.  We posted a lot of great articles and many companies are giving away FREE web performance tools. (Make sure you grab them, there are only two days left!) To celebrate the end of Speed Awareness Month, we […]

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What is a HAR File and what do I use it for?
Posted in: Monitoring   -  
7 Comments

HAR stands for HTTP Archive. This is a common format for recording HTTP tracing information. This file contains a variety of information, but for our purposes, it has a record of each object being loaded by a browser.  Each of these objects’ timings is recorded. The HAR file format is still an evolving standard, and […]

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15 things you can (and should) do to make your site faster for mobile users
Posted in: Speed Up Tips   -  
13 Comments

I thought this seemed like a timely post given Keynote’s new report showing that 64% of smartphone users expect sites to load in 4 seconds or less. This finding isn’t a total surprise. Previous studies have shown that people expect sites to load at least as fast on their mobile devices as they do on […]

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Consider OCA When Transport Latency Is Slowing Your Website
Posted in: Speed Up Tips   -   August 28, 2012
1 Comment

Origin Content Acceleration is an emerging new technology that solves the issue of distance-related network latency on a webpage download by accelerating origin-served content from the server to the end-user using algorithms to fix inefficient network protocols. OCA accelerates all content – dynamic and static – all the way to the end-user’s computer or mobile […]

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How to control access without sacrificing speed
Posted in: Speed Up Tips   -  
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We at Varnish Software are all about speed. Our web accelerator, Varnish Cache, is built for speed. It executes its policy code more or less a thousand times faster than your typical Java or PHP based application servers, mostly due to the fact that the configuration is compiled into system call free machine code. System […]

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[Video] Let’s do some simple stuff to make our websites faster.
Posted in: Speed Up Tips   -   August 27, 2012
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I recently spoke at WordCamp San Francisco on some simple tips how to speed up WordPress. I mentioned some really good points on making you site faster, like on caching and optimizing your images. I hope you enjoy the video. Happy #SpeedMonth 🙂

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Share the #webperf Love
Posted in: Community   -  
3 Comments

If you care about web performance, you are likely to know and use tools such as WebPagetest, HTTP Archive, YSlow, Boomerang, etc. Whether your level is novice or expert with these tools, using them is only one side of the coin. What about contributing back to them? Those tools are open source which means you […]

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The Impact Of DNS Round Trips On Website Performance
Posted in: Speed Up Tips   -   August 24, 2012
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(This post originally appeared on Dyn.com, a company proud to lend some expertise and insight into Speed Awareness Month.) My latest performance annoyance with DNS is the proliferation of long CNAME chains employed by various service providers around the Internet to topologically geolocate end-users and end-user networks. The concern is that many people don’t understand […]

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Meet for SPEED
Posted in: Community   -   August 23, 2012
1 Comment

In the past five years, Web Performance Optimization went from an interesting research to a full blown industry with solid use cases, proven solutions and vendor infrastructure. With this growth, there is ever-growing need for a local communities to support the people learning about the field and for people pushing innovation forward. In three years […]

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Don’t Cry Wolf – Know your Performance Contexts
Posted in: Ecommerce   -   August 22, 2012
2 Comments

I recently worked on a project with a performance testing team who reported that the average response times for a critical transaction had grown to just over a 3-second page complete time using a transport-level load testing tool. The team immediately got into a huddle to consider whether we could give a GO or NO-GO […]

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Make Your Joomla! Site Lightning Fast!
Posted in: Speed Up Tips   -   August 21, 2012
5 Comments

Joomla!® is in the top three CMS solutions in the world. The ultimate power of Joomla lies in the many available extensions. If you need a certain feature that Joomla does not have by default, there is a huge chance that one of the 10,000+ extensions will provide you with the solution. Need a commenting […]

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Performance: See a Bigger Picture
Posted in: Performance Testing   -   August 20, 2012
3 Comments

There are many discussions about performance, but they often concentrate on a specific facet of performance. The main problem is that performance is the result of every design and implementation detail, you can’t ensure performance approaching it from one side only. There are different approaches and techniques to alleviate performance risks, such as: Single-User Performance […]

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Does Latency Really Matter?
Posted in: Speed Up Tips   -   August 17, 2012
1 Comment

Nowadays complex applications and mission-critical systems demand ever more network speed and capacity. The most demanding sectors are stockbroking, commodities trading, online gaming, video streaming, and VoIP. However it’s hard to think of any business area that would not benefit from improved network performance. Latency and throughput are the main factors that define the performance […]

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4 Simple Changes To Speed Up Your Site
Posted in: Speed Up Tips   -   August 16, 2012
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In this short article we’re going to explore a few simple things any site can do to reach a higher page speed score and reduce load times. Does this image make me look fat? In my experience one of the biggest factors for slow page speed is large image sizes. One of the first things […]

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Speed as a Feature – Part 2
Posted in: Monitoring   -   August 15, 2012
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This is Part 2 in Chris Kelly’s series about making speed a feature of your application. If you missed Part 1, you can catch up here. Don’t miss the slides that accompanied this talk at the San Diego CTO Forum. As a community, we have spent a considerable amount of time working on the performance of our applications from […]

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3 ways to save money on your bandwidth bill.
Posted in: Speed Up Tips   -   August 14, 2012
12 Comments

After being a Level 3 Support Engineer for a year and a half I have seen pretty much everything related to WPO (Web Performance Optimization). One thing that I have noticed is that a lot of new MaxCDN customers sign up thinking: “Ah ha, finally the silver bullet! Once I enable a Content Delivery Network, my […]

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Analyzing performance data
Posted in: Real User Measurement   -   August 13, 2012
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At LogNormal, we’re all about collecting and making sense of real user performance data. We collect over a billion data points a month, and there’s a lot you can tell about the web and your users if you know how to look at this data. In this post, I’d like to go over some of […]

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Slow Websites cost the US Ecommerce Market $504 Billion in 2011
Posted in: Ecommerce   -   August 10, 2012
3 Comments

Most ecommerce companies are well-versed in the first lesson in web performance: nobody likes a slow website; faster is always better. Many ecommerce companies are probably even familiar with data revealing the impact a slow site can have on sales, bounce rates, average page views, and other critical web KPIs. However, even more significant to […]

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Get Ready Now to Maximize the Holiday Shopping Season
Posted in: Monitoring   -   August 9, 2012
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It’s about that time again…the holiday shopping season is the make-or-break time for most online retailers, where they see the greatest volume of traffic and greatest stress on their website and backend support systems.  The 2011 shopping season saw another round of records set for online sales, ranging from $35 billion according to ComScore to […]

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How To Sample Data Like a Pro
Posted in: Real User Measurement   -   August 8, 2012
3 Comments

Let’s say you have a large computer system and you want to measure it for performance or efficiency. You want metrics. You want pretty pictures that tell you what’s going on. You start looking at graphing libraries and databases. I think this is exactly backward. You have to start with measurement. It’s shockingly easy to […]

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Monitoring 101 – Peeling the Web Performance Onion
Posted in: Monitoring   -   August 7, 2012
1 Comment

I am often asked by folks “What should we be monitoring?” This is a billion dollar question and it seems like everyone has their own answers. I have seen different approaches, some better than others. In this blog post I want to share with you what I think is a “good” methodology for monitoring. To illustrate […]

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Boosting your website with Varnish
Posted in: Getting Started   -   August 6, 2012
5 Comments

The team at Varnish Software is very proud of Varnish Cache, our open source web application acceleration software, the world´s best web optimizer if you ask us. Backing us up in this belief is a dedicated community of worldwide users that actively contribute to the continuous development and quality of Varnish. How can Varnish help […]

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Winning The Battle Against Latency
Posted in: Speed Up Tips   -   August 3, 2012
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(This post originally appeared on Dyn.com, a company proud to lend some expertise and insight into Speed Awareness Month.) At Dyn, we continually obsess over the performance of our clients’ web sites, dynamic applications and rich content that they provide to their customers. We help our clients win the latency battle by taking away the […]

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How to make your website faster
Posted in: Speed Up Tips   -   August 2, 2012
2 Comments

If you’re wondering how to make your website faster, there are various components to consider that could be hindering your speed. Performance bottlenecks on the web fall into one of 3 categories: Hardware Network Software Hardware related performance bottlenecks are often the easiest to fix – just add more, better or faster servers. There’s not […]

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Getting started with WebPagetest
Posted in: Getting Started   -   August 1, 2012
2 Comments

Optimization (performance or otherwise) is usually a cycle of measure -> analyze -> adjust, repeated over and over until you reach your goal.  There are a ton of great tools and services for measuring the performance of a website but the basics are all generally the same.  As an introduction into the world of web […]

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Participate to make the web a faster place!
Posted in: Getting Started   -   July 14, 2012
3 Comments

Webspeed is important, right? All the high traffic sites and top 1,000 e-commerce stores know about it and spend a lot of time and money on optimizing and monitoring their online properties. Case studies and facts like: Amazon loses 1% of sales for every 100ms it takes their site to load Mozilla shaved 2.2 seconds […]

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