Native Image Committer and Community Meeting 2022-09-22

[christianwimmer]

List of all past and upcoming meetings: #3933

New and Noteworthy

• Feature freeze for GraalVM 22.3 has passed. Bugfixes are still accepted for a few weeks.

• JDK 19 / Loom support
  [GR-40347] Disallow stack values in virtual threads, with exemptions. #5012 Stack allocated memory must not be used in virtual threads because the memory location switches when the physical carrier thread of the virtual thread changes.

• Native Image API
  [GR-40905] Introduce methods to query annotation information from with Features. #4989 The JDK initializes all annotation classes even when looking up a single annotation, this API provides a workaround for that.
  [GR-40906] Add RuntimeResourceAccess#addResource(Module, String, byte[]) API method. #4945 Add a resource programatically that does not exist in the hosting image builder VM.
  44e6877 Deprecate @AutomaticFeature. Please register all features explicitly in a native-image.properties file

• Performance
  [GR-40145] Honor @Contended. #4929

• Monitoring / Tools
  [GR-40874] Perf support #4811
  [GR-18215] [GR-37463] JFR StackTrace and JFR Method repositories. Sampling-based profiler and JFR integration. #5039 Work towards JFR sampling based profiling

Deep Dive

Standalone points-to analysis contributed by Alibaba

Possible deep dive topics for next meeting

Please send suggestions in the GraalVM Slack channel

[ziyilin]

My PPT for today's talk is here:
Standalone Pointsto Analysis - community talk.pptx