InfoQ Homepage Performance & Scalability Content on InfoQ
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Scaling Web Applications using Cache Farms and Read Pools
Exploring a couple of lesser known tools in the architects' scaling toolkit.
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Debate: Why are most large-scale websites not written in Java?
Nati Shalom of GigaSpaces recently asked why most large-scale websites were written in languages other than Java. This question touched off a large debate in the Java community, and InfoQ took the opportunity to learn more about the major viewpoints surrounding this issue.
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Read/Write Splitting with MySQL-Proxy
Read/Write Splitting is an innovative use of the recently released MySQL Proxy that implements a master/slave database replication solution. Using this technique, SELECT queries are sent to slave instances, while transactional queries run against the master instance.
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Article: Java Grid, why do we need it?
Investment banks have often set trends or offer the rest of us a glimpse into the future of our IT infrastructure. Today banks are investing heavily into grid technologies as they continue in their battle for profits. In this article, John Davies shares his experiences on technologies used in finance and why Grid technologies are becoming a new mainstream for high volume, low latency systems.
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Client side load balancing of Ajax applications
Traditional approaches to load balancing have focused on server side solutions. Lei Zhu recently proposed an approach where the load balancing logic for a clustered Ajax application resides in the client tier, and describes how an application built on Amazon's S3 and EC2 services has successfully employed the technique.
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Ruby and the hype cycle
A recent blog post on a failed Rails project caused a big debate about the viability of Ruby on Rails. A closer look at the post paints a different picture, though. We take a look at the reactions in the Ruby community, and compare this discussion with the upheaval about Twitter earlier this year.
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Think you know what scalability is?
Many people talk about scalability, but do you know what it really means? Royans K Tharakan dispels some myths and provides a detailed explanation of some of the common scalability terms.
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The Software Architecture Impact of the Multi-Core Processor Trend
A JDJ article explains that as we move towards Multi-Core processor architectures, single threaded performance improvement is likely to see a significant slowdown over the next one to three years. In some cases, single-thread performance may even drop. This in turn will require software developers change the way we develop software, increasing our utilization of parallel execution architectures.
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GigaSpaces XAP 6.0：スペースベースアーキテクチャ向けの簡易化SpringベースAPI
GigaSpaces recently released version 6.0 of it's eXtreme Application Platform (XAP), which is an infrastructure software platform that provides scaling out of applications in distributed environments. InfoQ spoke with Geva Perry and Nati Shalom of GigaSpaces to learn more about this release and the changes that have occurred in this version.
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Rubinius roundup
Rubinius development is rapidly gathering speed, and performance is shaping up well, as seen in recent benchmark results. With even members of the JRuby team contributing and praising its merits, it's time to look at the current state of Rubinius again.
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Article: The Box: A Shortcut to finding Performance Bottlenecks
Quite often performance problems will be reported with some very antidotal comments that do nothing to help you understand where to start looking. Faced with this dilemma, it is not uncommon for teams to start guessing at the root cause. Now enter "the box", a little diagram that is an abstraction of a complete system. The box is a reminder of the true cases of performance bottlenecks.
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Presentation: Operational Manageability lessons learned from eBay
You're confident that your software will handle horizontal scale to thousands of servers. But how about your operational team? Have you also architected for managing that large collection of servers? Dan Pritchett will present lessons learned at eBay and lead a discussion on how to ensure your transactional scalability doesn't ignore your architecture's manageability.
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More on Parallel LINQ
MSDN Magazine has spilled the beans on Parallel LINQ. Parallel LINQ, also known as PLINQ, is a set of LINQ extensions that hide the dirty work of distributing LINQ queries across multiple cores.
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Presentation: Transaction Management Strategies in Mission Critical Applications
A core part of Spring's middle tier support is the transaction management support. This session presents several interesting "mission critical" cases and shows you how to properly handle them using transactions driven by Spring 2. You'll learn the ins-and-out of the "dark art" that is transaction management within a high-volume mission-critical JEE application.
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Visual Studio to Finally Address Performance Issues
Visual Studio has been plagued with performance issues that have been getting worse with each version. In a Channel 9 video, Cameron McColl apologized for the past performance issues and talks about improvements for VS 2008.