artima - Twitter on Scala
Three Twitter developers, Steve Jenson, Alex Payne, and Robey Pointer, talk with Bill Venners about their use of Scala in production at Twitter. Twitter is a fast growing website that provides a micro-blogging service. It began its life as a Ruby on Rails application, and still uses Ruby on Rails to deliver most user-facing web pages. But about a year ago they started replacing some of the back-en
Friends for Sale Architecture - A 300 Million Page View/Month Facebook RoR App - High Scalability -
Update: Jake in Does Django really scale better than Rails? thinks apps like FFS shouldn't need so much hardware to scale. In a short three months Friends for Sale (think Hot-or-Not with a market economy) grew to become a top 10 Facebook application handling 200 gorgeous requests per second and a stunning 300 million page views a month. They did all this using Ruby on Rails, two part time develope
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Apple is reportedly experimenting with an AI-driven advertising platform, partnering with a select group of collaborators, according to Business Insider. This cutting-edge tool is allegedly designed to optimize ad placements within the App Store, potentially enhancing the performance of App Store Search Ads. While AI in advertising is not new, with giants like Google and…
Digg Architecture - High Scalability -
Update 4:: Introducing Digg’s IDDB Infrastructure by Joe Stump. IDDB is a way to partition both indexes (e.g. integer sequences and unique character indexes) and actual tables across multiple storage servers (MySQL and MemcacheDB are currently supported with more to follow). Update 3:: Scaling Digg and Other Web Applications. Update 2:: How Digg Works and How Digg Really Works (wear ear plugs). Br
Twitter Said To Be Abandoning Ruby on Rails | TechCrunch
We’re hearing this from multiple sources: After nearly two years of high profile scaling problems, Twitter is planning to abandon Ruby on Rails as their web framework and start from scratch with PHP or Java (another solution is to stick with the Ruby language and move away from the Rails framework). Former Chief Architect Blaine Cook famously said scaling Rails was “easy” in April 2007 (see image
radicalbehavior.com - radicalbehavior リソースおよび情報
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Scalr: The Auto-Scaling Open-Source Amazon EC2 Effort | TechCrunch
Scalr is a recently open-sourced framework for managing the massive serving power of Amazon’s Elastic Computing Cloud (EC2) service. While web services have been using EC2 for increased capacity since Fall 2006, it has never been fully “elastic” (scaling requires adding and configuring more machines when the situation arises). What Scalr promises is compelling: a “redundant, self-curing, and self-
Start Here - High Scalability -
This page is here to help you get started using High Scalability. Here are a few useful topics to get you going... Why does the High Scalability site exist?Good things to read.Participate by adding your own links to interesting sites and articles.Participate by signing up for the RSS feed.Consider the many benefits of registering as a user.How do I get notification of content and comment changes?C
Memcached - Wikipedia
This section does not cite any sources. Please help improve this section by adding citations to reliable sources. Unsourced material may be challenged and removed. (June 2013) (Learn how and when to remove this message) The system uses a client–server architecture. The servers maintain a key–value associative array; the clients populate this array and query it by key. Keys are up to 250 bytes long
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Real-Time Web App Performance Monitoring : New Relic