Java 21 JVM & GC Improvements #RoadTo21

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A lot has changed with the JVM between JDK 17 and 21. In this episode of #RoadTo21, we will examine the noteworthy changes, where performance has improved, maybe where it has regressed, deprecations you should know about, and a big change to the Z Garbage Collector.

-- Chapters --
0:00 - Intro
0:30 - General Performance Improvements
1:41 - What is Performance
2:50 - Specific Performance Improvements
4:44 - General GC Improvements
5:41 - G1GC Improvements
7:00 - ParallelGC & SerialGC Improvements
7:30 - Generational ZGC
11:39 - Outro

-- Resources --

Tags: #Java #Java21 #Performance #OpenJDK
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If you do not like this video, share it with your enemies 😄

hayrullahyasar
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Is this... Java's official youtube channel?

VuLinhAssassin
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You Look like SUPERMAN :-) .. JAVA is SUPERMAN

MrJoe
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Every time he says ZGC it sounds like he is saying GDC

jsdcool