InfoQ Homepage JVM Content on InfoQ
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GraalVM 22.0 Released with Native Image Improvements
GraalVM, a polyglot virtual machine that provides a shared runtime to execute applications written in multiple languages, has released version 22.0 with many native image improvements. The native image builder utility comes with significant improvements to speed up build times, reduce image sizes, utilize less memory to build & run images, and provide deep insights into image generation process.
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GraalVM 21.3 Supports Java 17
Oracle Labs released GraalVM 21.3, featuring support for Java 17 and JDK Flight Recorder (JFR) for low-overhead production profiling of native Java executables. Compared to version 21.1 from April 2021, this release creates 14% smaller native executables for Spring PetClinic JDBC with 20% less build time. The release runs applications faster and begins to support the Java Platform Module System.
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IBM Introduces the Semeru Runtimes for OpenJ9
IBM introduced the no-cost Semeru Runtimes that use the class libraries from OpenJDK together with the Eclipse OpenJ9 Java Virtual Machine (JVM). The runtimes based on OpenJ9 may be used as an alternative for runtimes based on HotSpot. Previously AdoptOpenJDK produced binaries with OpenJ9, however, that’s no longer legally allowed since their move to the Eclipse Foundation under the name Adoptium.
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Rookout Launches Live Logger to Dynamically Modify Log Verbosity
Rookout, creators of Live Debugger, have launched Live Logger with the goal of making the wealth of information hidden in production logs more accessible. They intend to achieve that by dynamically switching the logging levels, log pipelining, log throughput tracking, text and context based filtering.
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Build Your Software Roadmap with QCon Plus; Kristen O’Leary Shares Top Topics
During a recent interview, Kristen O'Leary, senior developer relations engineer at Google and QCon Plus November 2021 Committee Member, shared with us the tracks she is most looking forward to at the event this November 1-12.
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Microsoft Open-Sources GCToolkit to Tap into JVM GC Logs
By open sourcing GCToolkit, Microsoft promises to tap into the rich information stored within the JVM’s GC logs. The tool promises to provide mechanisms to parse, analyse and visualise the GC log files in a human friendly manner.
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QCon Plus November 2021 is Now Hybrid. Attend Online and In-Person (NY & SF)
The QCon Plus software development conference will be back November 1-5, 2021 - online and in-person. Get the chance to engage and network with professionals driving change and innovation inside the world’s most innovative software organizations.
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Kotlin 1.5 Gets Support for Java 15 Features and a New JVM Compiler
Kotlin 1.5 introduces support for the latest Java features, including record classes, sealed interfaces, and inline classes. Additionally, it brings a number of improvements to the standard library and a new JVM IR compiler.
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GraalVM 21.0 Introduces a JVM Written in Java
GraalVM has released major version 21.0 with a new component, Java on Truffle, that provides a JVM implementation written in Java. GraalVM is itself a polyglot virtual machine that provides a shared runtime to execute applications in multiple languages. Java on Truffle, a JVM written in Java using the Truffle framework, provides a new option to run Java applications. Its code name is Espresso.
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New Relic – the State of Java Report
While self-reported data suggests that running the latest and greatest JVM in production is the way forward, the recent report by New Relic (which monitors real JVMs in production) suggests that the Java landscape is dominated by Java 8, and to a lesser extent, Java 11, with non-LTS releases barely a blip on their radar. Read on to find out what their report says customers are actually using.
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Java Flight Recorder Coming to OpenJDK 8
Java Flight Recorder, originally open sourced in Open JDK 11, is being backported into the mainline Open JDK 8 tree as it comes out of its early access release. Together with JMC 7.1, available from Azul, flight recorder profiling will become accessible to users of both Open JDK 8 and Open JDK 11.
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OpenJDK Project Valhalla Releases LW2 Prototype
Project Valhalla (OpenJDK) has released LW2, a new user-accessible prototype of the effort to align with modern hardware. InfoQ discusses this new prototype in-depth with IBM's tech lead for this new technology.
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Azul Systems Discuss Java's Present and Future
InfoQ caught up with Simon Ritter, deputy CTO of Azul Systems, to talk about their JVM products and the current status and future of Java.
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Writing Web Applications in Java - a Study of Alternatives
Developers familiar with the Java Virtual Machine languages and who want to develop web applications without the difficulties of a JavaScript development stack, have an increasing array of alternatives to JavaScript to choose from. The performance penalty vs. native JavaScript web applications is shrinking.
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Kotlin 1.3.30 Brings Kotlin/Native and KAPT Improvements, and More
JetBrains has released Kotlin 1.3.30. This version is mainly a new bug fix and tooling update for Kotlin 1.3. Kotlin 1.3.30 brings Kotlin/Native and KAPT improvements, support for more operations for unsigned types and arrays, debugging improvements on IntelliJ IDEA, and more.