Exploring Amazon Corretto and OpenJDK Contributions

explanation of corretto as an openJDK distribution with support for multiple platforms and Java versions, insights into the build and certification process for Corretto releases including TCK testing, discussion of the security vulnerability group and embargo process for Java security fixes, explanation of how Amazon contributes features back to OpenJDK, detailed overview of Amazon's contributions including async logging for improved performance, Project Lilliput for compact object headers reducing memory usage by 10-50%, Generational Shenandoah garbage collector achieving sub-millisecond pause times, comparison between ZGC and Shenandoah garbage collectors, discussion about the Graal compiler and Project Galahad to reintroduce it into OpenJDK, mention of Amazon being the second largest contributor to OpenJDK after Oracle, information about the Amazon Corretto Crypto Provider for improved encryption performance, introduction of arctic GUI testing tool for Java, insights into the collaborative nature of the OpenJDK ecosystem despite competition between vendors

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