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MySQL Reference Architectures for Small to Extra Large Websites

by Abel Avram on  Mar 14, 2013 1

Oracle has published MySQL Reference Architectures for Massively Scalable Web Infrastructure, a whitepaper outlining recommended topologies for different types and sizes of websites using MySQL for data storage.

How Alibaba Catered To $3 Billion Sales In A Day

by Roopesh Shenoy on  Dec 26, 2012 3

Chinese Ecommerce Giant, Alibaba, recently managed to sell $3 billion worth of product in a single 24 hour period. InfoQ got a chance to ask a few questions to Zhuang Zhuoran and Youtan, architects from Tmall and Taobao, about the challenges of handling such loads and how they meet them.

Twitter’s Shift from Ruby to Java Helps it Survive US Election

by Charles Humble on  Nov 09, 2012 6

Twitter's infamous Fail Whale was absent on US presidential election day, even as Twitter's servers were handling a serge of 327,452 "tweets" per minute. The firm was able to handle this level of traffic thanks in part to a gradual shift away from Ruby to Java and Scala

Google Publishes Paper On Spanner Ushering a Return to Distributed Transactional Semantics

by Jeevak Kasarkod on  Oct 15, 2012

Scalability vs distributed transactional semantics,is no longer a compromise as per Google's research work on Spanner. Spanner's features include non-blocking reads, lock-free read only transactions and atomic schema changes across a globally replicated relational database. The central idea that tackles the latency issues with distributed transactions is the exposure of clock uncertainty.

Ruby on Rails vs. Node.js at LinkedIn

by Abel Avram on  Oct 05, 2012 10

LinkedIn replaced their back-end mobile infrastructure built on Ruby on Rails with Node.js some time ago for performance and scalability reasons. A former LinkedIn team member reacted explaining what went wrong, in his opinion.

Velocity Web Performance and Operations Conference Kicks off in London

by Dio Synodinos on  Oct 03, 2012

O’Reilly’s Velocity conferences target web ops and performance professionals who like you to learn from their peers, exchange ideas with experts, and share best practices and lessons learned. The Velocity Europe 2012 event focuses on the core issues and opportunities that are specific to the European performance and ops community, as well as the most significant worldwide themes and players.

Azul Offers Free Zing JVM to Open Source Community Projects

by Charles Humble on  Aug 06, 2012 1

Azul Systems have announced that they are making their pauseless Zing JVM freely available to Open Source developers and projects for use in development and testing.

On Server-Side Performance, .NET 4.5, and Bing

by Jonathan Allen on  Jul 25, 2012 16

With over 33% of the market share for US web searches, the servers that power Bing and Yahoo represent one of the largest .NET 4.5 RC applications in continuous production use. The close work between Microsoft’s Bing and .NET teams have resulted in a set of enhancements that should prove useful to anyone running large scale .NET servers.

Presentation: Progressive Architectures at the Royal Bank of Scotland

by Michael Stal on  Jul 06, 2012 2

In their presentation posted at InfoQ systems and data architects Ben Stopford, Farzad Pezeshkpour and Mark Atwell show how RBS leveraged new technologies in their architectures while facing difficult challenges such as regulation, competition and tighter budgets. They also need to cope with stringent technical challenges, for instance with efficiency and scalability.

Performance Tips For Metro Style XAML Apps

by Roopesh Shenoy on  May 30, 2012

Microsoft has published a paper named “Performance Tips For Metro Style XAML Apps”. This includes several suggestions for remaining responsive, ensuring fluid animations, improving startup time, consuming lesser resources and more. We present a summary here.

JRuby 1.7 Preview 1 Released: Defaults to 1.9 and Improves Performance With Invokedynamic

by Mirko Stocker on  May 29, 2012

The first preview release of the upcoming JRuby 1.7 defaults to Ruby 1.9 runtime mode and is much faster thanks to Java 7's invokedynamic. We talked to Charles Nutter to learn more about the future of JRuby on Java 7, Fibers and his move to Red Hat.

Phusion Passenger 3.2 Preview Released: Evented I/O, Python Support

by Mirko Stocker on  Apr 23, 2012

Phusion has released a preview release of their upcoming 3.2 version of Phusion Passenger. Version 3.2 comes with a re-written ApplicationPool, I/O handling is now event-driven and the Python support became a first-class citizen.

LinkedIn Engineering Releases SenseiDB 1.0.0

by Kostis Kapelonis on  Mar 19, 2012 2

LinkedIn engineering releases SenseiDB 1.0.0, a NoSQL database focused on high update rates and complex semi-structured search queries, already used in production by LinkedIn in its search related pages (e.g. People/Company search)

Hazelcast 2.0 Released with Off-Heap Storage and Distributed Backups

by Charles Humble on  Mar 19, 2012 1

Version 2.0 of Hazelcast, a Java-based caching, clustering and data distribution solution, has recently been released. As part of this, the product is now offered in both commercial Enterprise and free open-source Community Editions.

AppDynamics Extends APM Solution to Include End User Monitoring

by Fabian Lange on  Mar 09, 2012 8

Application Performance Management Vendor AppDynamics announced the addition of End User Monitoring support to their product on March 7th. The AppDynamics agent uses JavaScript to record data from the browser and incorporates it with the data collected on the server side.

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