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locks: synchronized vs ReentrantLock vs StampedLock companion code

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JMH throughput sweep (1-64 threads), 9:1 read-heavy @Group benchmark,
tryLock(timeout) deadlock-avoidance demo, and a JDK21-vs-JDK25 JEP 491
virtual-thread-pinning comparison. Also promotes LICENSE to repo root
now that a second module exists.
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asmhatre
2026-09-30 06:04:50 +00:00
parent f548d9eeb5
commit 32b8067ecf
25 changed files with 763 additions and 6 deletions
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README.md
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@@ -6,8 +6,8 @@ article; each module's own README has that article's version table, quickstart,
| Module | Post |
|---|---|
| [`jmm`](jmm/) | The Java Memory Model Explained: volatile, happens-before, and Why Your Double-Checked Lock Failed |
| [`locks`](locks/) | synchronized vs ReentrantLock vs StampedLock: Benchmarks and a Decision Table |
## License
MIT - see [LICENSE](jmm/LICENSE) (per-module; a repo-wide LICENSE will move here once a second
module needs it).
MIT - see [LICENSE](LICENSE).