InfoQ Homepage Performance & Scalability Content on InfoQ
-
Taking Advantage of Multiple Processor Cores in JEE Applications
Michael Juntao Yuan, and Dave Jaffe have published an article on OnJava.com detailing the process of scaling enterprise Java applications on 64-bit multi-core x86 servers. As chip makers such as AMD and Intel transition from faster megahertz per chip to more cores per chip, performance gains will be harder to achieve for traditional single threaded applications.
-
Glassbox - Automated monitoring and troubleshooting using AOP
Glassbox is a production Java monitoring solution built around AspectJ, released under LGPL. Glassbox made it's first public announcement yesterday with the release of Glassbox Automated Troubleshooter beta 2. Glassbox deployes as a war file to your appserver and then uses AspectJ load time weaving and to monitor app code and other artifacts.
-
JSR 284: Towards a "virtual Java virtual machine"
The first early review draft of JSR 284: Resource Consumption Management API has been posted for review. Spec lead Greg Czajkowski told InfoQ "In some respects this is a step towards "virtual Java virtual machine", where a single instance of the JVM can host programs whose data and performance can be isolated from one another."
-
Starfish Brings Google-Style Distributed Processing to Ruby
An implementation of MapReduce, a process invented by Google to easily split up tasks to be performed by hundreds of machines, is brought to Ruby in a library called Starfish.
-
New Article on ASP.NET ViewState Intricacies
Dave Reed has written an article on Truly Understanding ViewState that describes exactly how to plan ASP.NET control initialization and creation when working with child controls, dynamically added controls or when developing custom controls. Proper ViewState usage will keep page sizes smaller, leading to much greater performance and scalability for ASP.NET applications.
-
Embedding C in Ruby for Performance
The RubyInline module, among other things, is making it easy for Ruby developers to use the power of compiled C code for significant performance gains.
-
Framework Performance: Ruby on Rails vs Django vs Symfony
Ruby on Rails goes head-to-head with Python's Django and PHP's Symfony frameworks in a battle of speed and stability.
-
Excelsior Jet JVM/Precompiler version 4.5 Released
Excelsior Jet, a JVM with Ahead-Of-Time compiler has been updated to verision 4.5. Jet precompiles JVM byte code to native X86 instructions. Precompilation has application performance and security benefits. v4.5 supports Java SE 5 Update 6 and improves JIT compilation speeds.
-
IBM ObjectGrid Distributed Transactional Cache Available
IBM has been quietly working on ObjectGrid, a distributed cache product as part of their Websphere Extended Deployment platform which also runs standalone with any server. Some key differentiators include transactional access, authorized cache access via JAAS and scalability to 100's. An limited eval version of ObjectGrid is available.
-
Article: A Look at Common Performance Problems in Rails
Rails performance expert Dr. Stefan Kaes takes a look at the most common performance issues in your Rails applications and what to do about them. Advice is given regarding benchmarking, choosing a session container, caching results of expensive computations, optimizing database queries and working effectively with view helpers.
-
Rails Powering Online Shopping Evolution
First JadedPixel wows us with Shopify, then this week Dylan Stamat and Jonathan Siegel announce RightCart.com, a new web service that they wrote using Rails in just six weeks. Both apps are making waves in greater web universe.
-
Sun claims lowest cost jAppServer2004 bechmark with Glassfish
Sun has submitted SPECjAppServer2004 results marking the first submission on a certified Java EE 5 server but also the first all open source stack (SJS appserver based on Glassfish, Solaris 10, MySQL DB). Sun is appears to be responding to another submission from BEA, making direct comparisons of cost savings between them, claiming to be the cheapest at $72/JOPS.
-
Amazon CTO Werner Vogels on SOA in Practice
In an interview conducted by Jim Gray, Amazon.com CTO Werner Vogels provides background information on Amazon.com's service-oriented technology platform.
-
Terracotta releases free 4 node Tomcat Session Clustering
JVM clustering vendor Terracotta has released for free use their Terracotta Sessions for Tomcat. The product is based on their distributed shared objects (DSO) product which uses a hub and spoke architecture and can synchronize changes across nodes at the field level (instead of serialization). The license allows projects with up to 4 nodes in their cluster to use it for free.