GC logs are vital artifacts to troubleshoot memory/CPU related problems and optimize applications performance. In Sep 2017, the much-awaited java 9 got released. In this release, GC logging is re-implemented using Unified GC logging framework (JEP 271). Unified logging framework is a new initiative to introduce a common logging systems for all components of JVM (ompiler, gc, classload, metaspace, svc, jfr, …).
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GC logs are vital artifacts to troubleshoot memory/CPU related problems and optimize applications performance. In Sep 2017, much-awaited java 9 got released. In Java 9, GC logging has been re-implemented using Unified GC logging framework (JEP 271). Some changes are surprising and some changes might be shocking.
Continue reading “DISRUPTIVE CHANGES TO GC LOGGING IN JAVA 9. WHAT YOU NEED TO DO?”
Based on the JVM version (1.4, 5, 6, 7, 8, 9), JVM vendor (Oracle, IBM, HP, Azul, Android), GC algorithm (Serial, Parallel, CMS, G1, Shenandoah) and few other settings, GC log format changes. Thus, today the world has ended up with several GC log formats.
Continue reading “GC LOG STANDARDIZATION API”