Posts
2021
OpenJDK JVM Deep Dive: A Comprehensive Guide to Thread Local Allocation Buffers
·9380 words·45 mins
A deep dive into JVM’s Thread Local Allocation Buffer (TLAB) mechanism, covering design principles, implementation details, performance optimization, and source code analysis. Learn how TLAB improves memory allocation efficiency in multi-threaded environments and master TLAB tuning techniques.
2020
OpenJDK 11 JVM Logging: A Comprehensive Guide to the New Unified Configuration
·1397 words·7 mins
Discover how OpenJDK 11 revolutionized JVM logging with its unified configuration system. Learn about essential log tags for GC analysis, class loading, and runtime compilation, plus master dynamic log configuration using jcmd for real-time performance tuning.