swan

2026-01-21 ~ 2026-02-28 · 38 days

Scope Paralysis

A foundational database benchmark system, internally dubbed 'kagi', materialized with 35 dependencies in a single commit and promptly ceased to exist.

“Born in a burst, vanished in a blink.”

Death Type

Architecture Astronaut in a Flash

This project, in its 'swan v1' commit, introduced core database components like 'memtable' and 'wal', alongside YCSB and HTAP benchmarking tools, all while declaring 35 dependencies. It built an entire, complex storage and benchmarking system in one go, without the luxury of iterative development, ensuring its premature demise due to over-ambition.

Cause of Death

1. The Big Bang of Silence

The project's entire existence is encapsulated in one commit, 'swan v1', on 2026-02-28. This single commit added a staggering 1478 lines to 'src/memtable/hash_memtable.rs' and 1406 lines to 'bench/ycsb.rs', followed by absolute silence.

2. 35 Dependencies, 0 Iterations

Cargo.toml declared 35 direct dependencies, including 'lru' and 'lockfree', indicating a sophisticated architecture for a project that saw no subsequent development. The infrastructure was built for a marathon, but the runner collapsed at the starting line.

3. Identity Crisis at Birth

Named 'swan' externally, the project's internal package name in Cargo.toml was 'kagi'. This early divergence in nomenclature suggests a dual ambition or an unresolved identity, even before the code was officially introduced to the world.

Vibe Score

25/ 100

AI-assisted but human-driven

What They Did

This Rust-based endeavor, internally named 'kagi' per its Cargo.toml, aspired to be a robust benchmarking framework for database and storage solutions. Its initial and sole commit promised support for YCSB and HTAP workloads, alongside core storage components like memtables and a transaction system, all delivered in a single, ambitious push.

Rustlrucrossbeamlockfreeserdebincodeycsb-rs

Burnout Analysis

The developer 'yangguo' experienced a singular, intense burst of activity, delivering thousands of lines of code in a single commit on a weekend (2026-02-28). With a burnout score of 15/100, this was not a slow decline but a sudden, complete cessation of activity, suggesting an all-or-nothing approach rather than sustained effort. The project was conceived, born, and abandoned in the span of 24 hours.

Dependency Archaeology

With 35 direct dependencies in Cargo.toml, including 'lru' for caching and 'crossbeam' for concurrency, this project arrived fully loaded. It was equipped for distributed, high-performance tasks, boasting complex features like 'hybrid_ts' and 'txn_profile', yet it delivered exactly 0 feature iterations and processed 0 real-world workloads.

Autopsy: File Structure

├──Cargo.tomlThe blueprint of ambition: 35 direct dependencies for a project that lived for a single day, and the internal name 'kagi' for 'swan'.

├──bench/ycsb.rsReceived +1406 lines of code in the initial commit, a significant investment in benchmarking a database that never saw the light of production.

├──bench/htap.rsAnother +1024 lines for Hybrid Transactional/Analytical Processing benchmarks, designed for a system that processed 0 transactions.

├──src/memtable/hash_memtable.rsThe largest file by far, at +1478 lines, detailing a hash-based memtable — a core component of a database that never stored a single record.

├──src/db.rsThe heart of the database, +1322 lines in the first commit, beating once before falling silent.

├──src/version.rsA robust +1133 lines for versioning or concurrency control, for a system that had only one 'version': v1.

└──tools/kgdump.rsA diagnostic tool for dumping internal state, implying complex internals that were never debugged by a second commit.

Eulogy Stats

Total Commits: 1
Ambitious Adjectives: 0
Deploy Config: No
Estimated Users: 0 (a certainty of 100%)

Last Words

“The final, and only, recorded utterance was 'swan v1' on 2026-02-28, a statement of inception that also served as its valediction.”