hot links
Choosy Mothers Choose HighScalability: * Quotable quotes: * @itarradellas: "Revolutions in science have often been preceded by revolutions in measurement" * @jasongorman: Use dependency injection, not Spring. Use event-driven, asynchronous I/O, not Node.js. Use MVC, not http://ASP.NET MVC etc etc * @bernardgolden: #netflix uses most aggressive #aws reservation
Strategy
Martin Thompson wrote a really interesting article on the beneficial performance impact of taking advantage of Processor Affinity: The interesting thing I've observed is that the unpinned test will follow a step function of unpredictable performance. Across many runs I've seen different patterns but all similar
nosql
Edd Dumbill wrote an interesting article on O’Reilly Radar covering the current solutions for running Big Data in the Cloud Big data and cloud technology go hand-in-hand. Big data needs clusters of servers for processing, which clouds can readily provide. Big PaaS Edd touched briefly on the role of
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Who's Hiring? * Nokia's Cloud Computing, Operations and Development Group is hiring! Check out: http://devops.nokia.com. CCOD designs, builds, manages and scales Nokia’s cloud computing. * ConnecTV is a start up looking for a DevOps & System Administration Leader to help build a revolutionary new
Example
If you started out building a dating site and instead ended up building a video sharing site (YouTube) that handles 4 billion views a day, then it’s just possible you learned something along the way. And indeed, Mike Solomon, one of the original engineers at YouTube, did learn a
hot links
Plop, Plop, Fizz, Fizz, Oh, What a HighScalability it is: * $1.5 billion: The cost of cutting London-Toyko latency by 60ms; 9 days: It took AOL 9 years to hit 1 million users. Facebook 9 months. Draw Something 9 days; ~362 sq ft solar array: powers 1 sq ft of
Paper
Here's a really good article in the Communications of the ACM on reducing network packet processing overhead by redesigning the network stack: Revisiting Network I/O APIs: The Netmap Framework by Luigi Rizzo. As commodity networking performance increases operating systems need to keep up or all those CPUs
cloud computing
When you’re looking to add new tank mates to an existing aquarium ecosystem, one of the concerns you must have is whether a particular breed of fish is amenable to conspecific cohabitants. Many species are not, which means if you put them together in a confined space, they’re
Example
This is a guest post by Siddharth Anand, a senior member of LinkedIn's Distributed Data Systems team. Over the past 3 years, I've had the good fortune to work with many emerging NoSQL products in the context of supporting the needs of a high-traffic, customer facing
hot links
HighScalability is What We Do: * 454,400: Number of Amazon servers; 45PB: Facebook Data Warehouse, grows exponentially; 5 Atoms: Ultimate limit of thermodynamics; YouTube: 4 billion views/day, 60 hours of video uploaded every minute, revenue doubled in 2010 * Quotable quotes: * @adrianco: Walmart labs run large single region Cassandra clusters
Strategy
This is a guest post by Steve Newman, co-founder of Writely (Google Docs), tech lead on the Paxos-based synchronous replication in Megastore, and founder of cloud service provider Scalyr.com. Microsoft’s Azure service suffered a widely publicized outage on February 28th / 29th. Microsoft recently published an excellent postmortem. For
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Who's Hiring? * Nokia's Cloud Computing, Operations and Development Group is hiring! Check out: http://devops.nokia.com. CCOD designs, builds, manages and scales Nokia’s cloud computing. * ConnecTV is a start up looking for a DevOps & System Administration Leader to help build a revolutionary new