suechaplain

Moving to OpenJDK with Eclipse OpenJ9

Posted on February 26, 2019June 13, 2020 by suechaplain

Migrating to an OpenJDK with OpenJ9 is straightforward for most applications because they use the same stable and compatible APIs from the OpenJDK project, but with a superior execution engine. Both execution engines – the OpenJ9 VM and the HotSpot VM – implement the Java Virtual Machine Specification, which ensures that applications that run on…

Introducing option builder tools for -Xdump and -Xtrace

Posted on October 29, 2018July 23, 2019 by suechaplain

OpenJ9 provides some powerful command line options for troubleshooting problems with Java applications at runtime. – The -Xdump option is used to control the use of dump agents, which produce dump files such as Java dumps, heap dumps, and system (core) dumps. – The -Xtrace option can be used to trace Java applications, methods, and…