Inside Java is a podcast for Java Developers brought to you directly from the people that make Java at Oracle. We'll discuss the language, the JVM, OpenJDK, platform security, innovation projects like Loom and Panama, and everything in between!
Curated by: Java (52 videos)
Java's use of memory, often chided for being excessive, is actually a strength as it trades more memory use for fewer CPU cycles. Java can only make this tradeoff due to its moving garbage collectors, something more memory efficient platforms often cannot. But what's the point in leaving available memory on the table if using it makes your program run faster? Efficient use of that resource wouldn't be to leave it untapped but to use it to speed up the program. In this "Ask the Architect" episode of the Inside Java Podcast, recorded during JavaOne 2026, Nicolai Parlog talks to Ron Pressler, Java Architect at Oracle. ~~~ Chapters ~~~ 0:00 Intro 1:52 Moving Garbage Collectors 8:12 RAM vs CPU 12:39 GCs' Fundamental Advantage 17:32 Other Languages 19:07 "Benchmarks lie" 26:46 How to Optimize 33:46 Outro Make sure to check https://inside.java/podcast for more episodes and the https://www.youtube.com/playlist?list=PLX8CzqL3ArzUMVSzm-z_-if8BIB55EGl4 playlist. Tags: #Java #OpenJDK #Performance #Memory