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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.
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LLVM 2.8 Released
The LLVM team yesterday released LLVM 2.8, the low-level virtual machine infrastructure that includes a next-generation C/C++ compiler, optimiser, and run-time. In addition, the LLVM also sports a VMKit for CLR and JVM runtime and is used in tools as diverse as MacRuby and Python's Unladen Swallow. Additionally, the recently-released Mono 2.8 has a mono-llvm runtime. So what's new in LLVM 2.8?
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Mobile, JavaFX Emphasized at JavaOne Keynote. JavaFX Script is Dropped
At Monday's JavaOne keynote in San Francisco, Oracle EVP Thomas Kurian highlighted Oracle's plans for the Java platform with a three-year roadmap and demos of JavaFX and other technologies. Elsewhere it announced plans for JavaFX 2.0 and the decision to drop JavaFX Script.
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Slowdown in Virtualization
A 2010 survey suggests that companies have slowed their efforts to virtualize their data centers. The survey was conducted by InformationWeek and is the second in an annual series. The key finding: almost 20% fewer companies expect to have 25-49% of their servers virtualized by 2011 and almost 10% fewer companies expect to virtualize 50-74% of their servers.
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Mobile Ruby Roundup: Rhodes 2.0 now MIT Licensed, JRuby on Android with Ruboto
Mobile Ruby developers get a new version of Rhodes: the 2.0 release brings many new features, and also puts the framework under the MIT license. іPhone developers will be glad to hear Rhodes apps are being accepted into the AppStore. Also: Android developers and users can use JRuby with Ruboto and Ruboto-IRB.
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Azul Releases Zing: Software-based JVM Virtualisation/Elastic Runtime for x86
Azul Systems, makers of specialist hardware for running Java applications, have announced Zing, a Virtualised implementation of their hardware stack. Zing uses RedHat's KVM and VMWare's vSphere to target a wide range of operating systems and is optimised for Intel's latest x86
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Azul Systems To Open Source Significant Technology in Managed Runtime Initiative
Having just announced a record breaking quarter, Azul Systems are open sourcing a considerable part of their intellectual property under GPLV2, as part of a major new initiative to try and improve the performance of managed code on commodity platforms.
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MacRuby 0.6 With GCD and Threading Improvements, Fast Debugger, AOT
MacRuby 0.6 is available now, bringing debugging and vastly improved Grand Central Dispatch (GCD) support. A lot of the core functionality has been overhauled, such as a new String implementation and a new thread-safe Regex library which replaces Oniguruma. MacRuby's now considered stable for Cocoa development.
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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.
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IronRuby 1.0 Released
IronRuby 1.0 is now available. The release is compatible with Ruby 1.8.6 and runs Rails 2.3.x. The next 1.x releases of IronRuby will target Ruby 1.9.
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Enterprise Customers Can Use Their Licenses to Run Windows Instances on EC2
Amazon extends their Windows VM offering, and offers customers the possibility to use their enterprise license to run Windows instances on EC2 through a pilot program consented with Microsoft. Microsoft is going to evaluate the results of the program, possibly offering the same license mobility in the future, and promises to support Windows VM on Azure some time this year.
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Rhodes 1.5 Allows to use Ruby to Write Apps for Smartphones - and now the iPad
Rhomobile has released Rhodes 1.5, the Ruby based, cross-platform, smartphone app-framework Rhodes. InfoQ asked Rhomobile CEO Adam Blum whether we still need native apps when we have HTML 5?
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Ruby 1.9.2 Release Schedule Aims at August for Final Release
Now that Ruby 1.9.2 passes all RubySpec tests, a revised release schedule for Ruby 1.9.2 has been announced. It aims at mid-August for the final release.
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What Standardization Will Mean For Ruby
The standardization of Ruby is making progress: after the announcement in 2008, a first draft of the standard has been published. What does this mean for RubySpec, the executable Ruby specification, and the other Ruby implementations?
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Mark Reinhold Talks About JRockit/Hotspot Integration
Oracle principal engineer and former Sun employee Mark Reinhold talks about Oracle's plans to merge the Hotspot and JRockit JVMs.