May 16, 2026
# Example JVM launch using a GC that now works with AOT object caching
java -XX:+UseZGC -XX:+AOTStreamableObjects -jar app.jar
• This is Project Leyden work aimed at improving startup and warmup.
• The important change in JDK 26 is that ahead-of-time object caching is no longer tied to a specific garbage collector.
• That means more applications, including ones using ZGC, can benefit from faster cold starts.
#java #java26 #leyden #jep16 #aot
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