InfoQ Homepage GarbageCollection Content on InfoQ
-
Ruby 1.9.3: Improved Performance and Stability and BSD Licensed
The latest Ruby release 1.9.3 further improves the stability and performance of the 1.9 series and brings only few new features. Ruby's license changed to 2-clause BSD + Ruby License instead of GPLv2 + Ruby License.
-
How Do You Tune Your Application For Performance?
StackExchange is built on the ASP.NET and SQL Server stack. Recently, Sam Saffron and Marc Gravell blogged about their experience identifying and solving a performance problem that was finally traced to the .NET GC GEN-2 objects. There is a lot to be taken away from their experience for everyone tuning performance for applications in production.
-
Large Object Heap And .NET GC Improvements
.NET Developers writing memory intensive applications would have seen several problems with Large Object Heap allocation and run into out-of-memory exceptions, even when the collective memory seems to be quite sufficient. .NET Framework 4.5 promises improvements in this area, with better LOH management and lesser fragmentation.
-
Ruby 1.9.3 Preview 1 Released, Improves GC Pauses With Lazy Sweep GC
Ruby 1.9.3 Preview 1 is out and brings new features to the standard library and improvements such as the new lazy sweep GC. InfoQ talked to Narihiro Nakamura about the lazy sweep GC and looks at Ruby 1.9.x adoption.
-
Rubinius Comes To EngineYard's AppCloud, Work on 1.9 and GIL Removal Continues
EngineYard now offers Rubinius on its AppCloud PaaS service. InfoQ talked to Evan Phoenix about the state of Rubinius, the new performance tools and the status of the GIL removal.
-
SGen: Mono’s Generational Garbage Collector
Mono had a dirty little secret. Until recently it used the portable but woefully inaccurate Boehm-Demers-Weiser conservative garbage collector. After two long years of work Mono is making the shift to a new generational garbage collector that is specific to the CLR and far more precise than anything they’ve had before.
-
Ari Zilka on Ehcache BigMemory
Ehcache BigMemory supports in-process off-heap cache to store large sets of data closer to the application. Terracotta last week announced the general availability of BigMemory module for Enterprise Ehcache product. InfoQ spoke with Ari Zilka about BigMemory features and its use cases.
-
Rubinius 1.1 - and the Future of the GIL
Rubinius 1.1 is out, with JIT and performance improvements, more powerful debugging and profiling capabilities. Also: the GIL algorithm gets an overhaul in 1.1 - but it'll soon be history. In the Hydra branch of the Rubinius project, a GIL-less Rubinius is being groomed, soon to join JRuby, IronRuby and MacRuby in the GIL-less VM crowd. InfoQ caught up with Evan Phoenix about the Hydra branch.
-
Keeping Garbage Collection Pauses Short with Growing Heap Sizes: Q&A With Dr. Cliff Click
The strong correlation between heap size and garbage collection pause time is becoming one of the major limitations to Java application scalability, and a great deal of R&D effort is going into trying to remedy the situation. InfoQ talked to Dr. Cliff Click, former architect and lead developer of the HotSpot Server Compiler and now chief JVM Architect at Azul Systems, about Azul's solution.
-
Sun Releases Java 6 Update 18 With Significant Performance Improvements and Windows 7 Support
Sun is updating Java 6 for the first time this year providing fixes for over 300 bugs, plus Windows 7 support, and a significant number of performance improvements. These include a 30%-40% performance gain when using the default Parallel Scavenger garbage collector on machines based on a NUMA architecture with Solaris or Linux as the OS.
-
Dealing with Memory Leaks in .NET
Fabrice Marguerie, a software architect and consultant, wrote the article How to detect and avoid memory and resources leaks in .NET applications, published on MSDN. The article explains how memory and resource leaks can happen while programming for .NET and how to avoid them.
-
MacRuby 0.5 Beta Brings JIT, AOT, GCD Support, Removes GIL
The first beta of MacRuby 0.5 is available, complete with a new VM, JIT and AOT - and without the GIL. InfoQ talked to the MacRuby core team about the state of MacRuby and whether there'll be a way to write Ruby apps for the iPhone using MacRuby.
-
Future of the Threading and Garbage Collection in Ruby - Interview with Koichi Sasada
InfoQ caught up with the creator of Ruby 1.9.x's VM Koichi Sasada to talk about what's coming for Ruby 1.9.2, the state of the Global Interpreter Lock (or Global VM Lock) and what it'll take to get a generational GC in 1.9.x.
-
Ruby VM Roundup: Ruby 1.9.2 Preview 1, Ruby Versions Site
Ruby 1.9.2 Preview 1 is now available and brings API improvements such as Method#parameters, GC optimization for long lived objects, and more. Also: to keep up to speed with Ruby implementations, David A. Black announced ruby-versions.net which provides a long list of MRI versions as well as JRuby, Rubinius and REE installations.
-
CLR 4 Has a "Background" Garbage Collector
Maoni Stephens, Dev Owner of the CLR GC, and Andrew Pardoe, PM of the CLR GC, explain in a Channel 9 interview the introduction of the Background GC in CLR 4 which basically allows the start of yet another GC while the first is running, improving the efficiency of the garbage collection process.