Evolution
This repository now favors consistency, hardening, and archive-ready maintenance over endless topic expansion. That posture is the result of deliberate narrowing, not of neglect.
Evolution in phases
| Phase | What changed | Durable outcome |
|---|---|---|
| Initial module expansion | the repository established topic-oriented example modules for build systems, memory, modern C++, SIMD, and concurrency | the executable example remains the primary teaching unit |
| Validation normalization | CMake presets, tests, benchmarks, and sanitizers became the common vocabulary for proof | readers can verify claims with a stable command surface |
| Documentation re-architecture | the docs site moved toward academy, architecture, playbook, reference, and research routes | the repository now reads like a whitepaper rather than a loose guide collection |
| Closure and hardening | maintainers prioritized drift reduction, explicit governance, and low-frequency upkeep | the project became easier to preserve, review, and update carefully |
Why the current posture is stricter
Three pressures shape the current maintenance model:
- Performance advice decays quickly when it is not re-validated. The repository therefore prefers fewer, better-explained surfaces.
- Docs drift is expensive. The site now favors route clarity and explicit cross-links over a large number of shallow pages.
- Archive-ready maintenance requires low indirection. Future maintainers should be able to understand the project from the repository itself, without hidden workflows.
What is intentionally preserved
- runnable example modules under
examples/ - preset-driven validation as the public operational contract
- benchmark and profiling workflows that keep performance claims inspectable
- bilingual reader-facing landing surfaces where the site intends to serve both audiences
- repository guidance that explain structural decisions before future cleanup is needed
What is intentionally resisted
- uncontrolled growth in topic count without matching validation depth
- extra automation layers that add maintenance cost without clearer evidence
- documentation copy that sounds broader or more certain than the code can support
- duplicate surfaces that compete to be the source of truth
External anchors for the current posture
The stricter posture is also grounded in public tooling and documentation that reward explicit, low-indirection workflows:
- CMake Presets reinforce the repository's preset-first validation contract.
- Google Benchmark is the benchmark harness behind the repository's repeatable microbenchmark runs.
- perf wiki and Brendan Gregg's FlameGraph project match the repository's Linux-first profiling workflow.
- VitePress supports the docs-site consolidation that replaced older, higher-drift publishing surfaces.
Reading the current repository correctly
The most important interpretive shift is this: the repository is no longer trying to be a constantly expanding encyclopedia of performance tricks. It is trying to remain a compact, trustworthy set of examples and notes that a strict reviewer can still audit years later.
That is why the current docs emphasize topology, methodology, references, and evolution. Those pages turn the repository from a collection of examples into a durable engineering record.