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Supercharge Your Applications with GraalVM

You're reading from   Supercharge Your Applications with GraalVM Hands-on examples to optimize and extend your code using GraalVM's high performance and polyglot capabilities

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Product type Paperback
Published in Aug 2021
Publisher Packt
ISBN-13 9781800564909
Length 360 pages
Edition 1st Edition
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Author (1):
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A B Vijay Kumar A B Vijay Kumar
Author Profile Icon A B Vijay Kumar
A B Vijay Kumar
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Table of Contents (17) Chapters Close

Preface 1. Section 1: The Evolution of JVM
2. Chapter 1: Evolution of Java Virtual Machine FREE CHAPTER 3. Chapter 2: JIT, HotSpot, and GraalJIT 4. Section 2: Getting Up and Running with GraalVM – Architecture and Implementation
5. Chapter 3: GraalVM Architecture 6. Chapter 4: Graal Just-In-Time Compiler 7. Chapter 5: Graal Ahead-of-Time Compiler and Native Image 8. Section 3: Polyglot with Graal
9. Chapter 6: Truffle for Multi-language (Polyglot) support 10. Chapter 7: GraalVM Polyglot – JavaScript and Node.js 11. Chapter 8: GraalVM Polyglot – Java on Truffle, Python, and R 12. Chapter 9: GraalVM Polyglot – LLVM, Ruby, and WASM 13. Section 4: Microservices with Graal
14. Chapter 10: Microservices Architecture with GraalVM 15. Assessments 16. Other Books You May Enjoy

Understanding how native images manage memory

Native images come bundled with Substrate VM, which has the functionality of managing memory, including garbage collection. As we saw in the Building native images section, the heap allocation happens as part of the image creation to speed up the startup. These are classes that are initialized at build time. Refer to Figure 5.3 to see how the Native Image builder initialized the heap region after performing static region analysis. At runtime, a garbage collector manages the memory. There are two garbage collection configurations that the Native Image builder supports. Let's understand these two garbage collection configurations in the following subsections.

The Serial garbage collector

The Serial Garbage Collector (GC) is the default that gets built into the native image. This is available both on the Community and Enterprise edition. This garbage collector is optimized for a low memory footprint and small heap size. We can use...

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