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CyberMonday – 2011 – The results are in
With so much attention being paid to online revenue this shopping season we wanted to see how well all the major retailers handled the massive influx of shoppers. We monitored the web performance of...
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Holiday Shopping 2011: State of Retail Web Performance
According to ComsScore, Retail online spending for the entire November – December 2011 holiday season touched $37.2 Billion, an increase of 15% versus last year. In a perfect world these numbers look...
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When DNS Sneezes, Web Speed Catches a Cold
For our frequent readers, it is no surprise that we firmly believe DNS has a huge impact on Performance. One of the biggest challenges with DNS is understanding what impact various DNS issues can have...
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One of my Best Friends, Robots.txt
One of the biggest challenges for online companies is troubleshooting an unexpected slowness of their web site or application in highly distributed architecture. Pinpointing the exact root cause of...
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Going Under the Knife: The Home Depot Perflift
In our blog we focus a lot on failures and performance issues as it is the best way to educate our readers on how to deal with their performance fires. However, today we are blogging about the...
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“Le Web Performance Improvement”, French Style
A month ago, we wrote about how the Home Depot improved their web performance through a major “Perflift”. Today, we want to congratulate “l’equipe” at Le Monde for improving their website. While The...
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Facebook Outage: Wake Up Call For Websites!
Back in October 2011 we wrote about web pages turning into airports without air controllers. Web pages have become a very complex ecosystem relying on many third-party tags for advertising, behavioral...
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How Hot is Your Web Performance?
I have always been very impressed by people who can: Extract Information from Data and turn it into Knowledge. In my day-to-day job there are 3 people who inspire me with either their vision, doing or...
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Pixels Gone Wild!!!!
In 2011, I posted an article, “Webpages turning into Airports without a Traffic Controller!” which talked about the complexity of current pages relying more and more on so many third parties from...
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Holiday Shopping 2012, State of Web Performance
The biggest online shopping season to date is about to start next week. It is one of the most important events for a retailer and probably the most stressful period for their IT operations. It is also...
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Holiday Shopping 2012, Single Point of Slowness.
The majority of the top retail websites performed very well on Black Friday weekend. Congratulations to all of you, engineers, operations, devops, performance engineers, network engineers and everyone...
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How the NYT Was Up When It Was Down
Yesterday, the big web news story of the day was the NYT outage. But the bigger performance story of the day was not the fact the NYT was down for a few hours, but rather, how the NYT team did all...
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RUM Vs. Synthetic Data Analysis
When performing statistical analysis on aggregations, it is very important to understand its subsets. This is especially true when interpreting RUM data aggregated across multiple regions, since an end...
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Black Friday & Cyber Monday – 2012 – The results are in!
According to IBM, Black Friday 2012 sales increased by 20%, Cyber Monday by 30% from last year. We monitored the web performance of 70 website (Excluding Netflix, Blockbuster, 1800 Flowers,...
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