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Big List of 20 Common Bottlenecks

Big List of 20 Common Bottlenecks

In Zen And The Art Of Scaling - A Koan And Epigram Approach, Russell Sullivan offered an interesting conjecture: there are 20 classic bottlenecks. This sounds suspiciously like the idea that there only 20 basic story plots. And depending on how you ch...

When good front-end optimization goes bad: How to make sure your site tests well AND looks good

When good front-end optimization goes bad: How to make sure your site tests well AND looks good

There are a lot of ways to optimize a page at the front end, and while some of these techniques can give you great-looking RUM and WebPagetest results on paper, they can also mess with how your page actually looks and performs. These days, I'm seeing more and more sites that test well but...

Four important web performance lessons for SMBs

"Sub-3-second page loads are a serious goal, even for SMBs." Read more about this plus three other lessons learned from interviewing successful ecommerce site owners.

YouTube Strategy: Adding Jitter isn’t a Bug

YouTube Strategy: Adding Jitter isn’t a Bug

The adding jitter strategy was one of the most commented on techniques from 7 Years Of YouTube Scalability Lessons In 30 Minutes on HackerNews. Probably because it’s one of the emergent phenomena that you really can’t predict and is shocki...

Instagram Architecture Update: What’s new with Instagram?

Instagram Architecture Update: What’s new with Instagram?

The fascination over Instagram continues and fortunately we have several new streams of information to feed the insanity. So consider this article an update to The Instagram Architecture Facebook Bought For A Cool Billion Dollars, based primarily on S...

Stuff The Internet Says On Scalability For April 13, 2012

Stuff The Internet Says On Scalability For April 13, 2012

It's HighScalability Time: 50 million in 50 days : Draw Something downloads; 40 million concurrent users : Skype Key to making sensors ubiquitous is getting the BOM cost down. Here's a dream way of making that happen: Bye-Bye Batteries: Radio Wa...

The 27 best web performance links of Q1 2012

The 27 best web performance links of Q1 2012

This week, I had a chance to go through the latest links added to Strangeloop's WPO Hub, and as always, I'm impressed by the breadth and depth of the topics covered. There are a lot of smart people in our industry.

The Instagram Architecture Facebook Bought for a Cool Billion Dollars

The Instagram Architecture Facebook Bought for a Cool Billion Dollars

It's been a well kept secret, but you may have heard Facebook will Buy Photo-Sharing Service Instagram for $1 Billion. Just what is Facebook buying? Here's a quick gloss I did a little over a year ago on a presentation Instagram gave on...

Big Data Counting: How to count a billion distinct objects using only 1.5KB of Memory

Big Data Counting: How to count a billion distinct objects using only 1.5KB of Memory

This is a guest post by Matt Abrams (@abramsm), from Clearspring, discussing how they are able to accurately estimate the cardinality of sets with billions of distinct elements using surprisingly small data structures. Their servers receive well over...

Jason IT Industry Outlook 2012

Screen Shot 2012-04-04 at 09.16.20

So here is a fun and serious look at the industry with my performance eye.  My commentary on what I see happening within the industry: Patents: A great idea gone wrong.  Trolls are a great example of this.  Some IT titans now use them to protect their position within the industry, not to protect IP. ...