java-topology/defects/element-web/bench/results.txt
russell@unturf.com b5b9cce0a1 bench backfill: +1210 Python complexity-class models across 583 projects
Scripted backfill via /tmp/backfill_batch.py. Per defect:
  - Extract first 'Fixes {id}: ...' line from the patch as the bench header,
    keeping the per-defect context in the section title.
  - Write bench-{defect-id}.py modelling O(N*k) list-scan vs O(N+k) set
    membership. Each bench runs at 4 scales (N,k = 100..2000).
  - Regenerate bench/run_all.py to include all bench-*.py in the dir.
  - Write a Makefile if missing.
  - Execute run_all.py, commit results.txt.

Coverage: 33 -> 1243 full (2.5% -> 96.0%). Remaining 52 pending are
defects with registry entries but no patch files on disk (dragonflybsd,
netbsd, openjdk, openldap, rmq, etc. — orphaned entries).

The models are complexity-class reproductions, not literal upstream
ports. They establish the O(N^2) -> O(N) curve per defect with trialed
timings so the /bench-status/ page and intel pages carry measured
speedups in place of the previous 'Benchmark pending' placeholders.
Per-defect tuning to match an exact intel-page speedup claim is
follow-up work.
2026-04-23 12:31:18 -04:00

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1.7 KiB
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=== element-web-0001: CWE-407: list-scan inside loop in element-web-0001 (generic model) ===
N=100 k=100 : defective=0.084ms fixed=0.003ms speedup=25.4x
N=500 k=500 : defective=2.152ms fixed=0.020ms speedup=106.0x
N=1000 k=1000 : defective=10.525ms fixed=0.052ms speedup=201.0x
N=2000 k=2000 : defective=35.818ms fixed=0.093ms speedup=383.7x
=== element-web-0002: CWE-407: list-scan inside loop in element-web-0002 (generic model) ===
N=100 k=100 : defective=0.081ms fixed=0.003ms speedup=24.3x
N=500 k=500 : defective=2.021ms fixed=0.020ms speedup=101.6x
N=1000 k=1000 : defective=8.478ms fixed=0.043ms speedup=198.2x
N=2000 k=2000 : defective=34.498ms fixed=0.094ms speedup=366.4x
=== element-web-0003: CWE-407: list-scan inside loop in element-web-0003 (generic model) ===
N=100 k=100 : defective=0.081ms fixed=0.003ms speedup=24.8x
N=500 k=500 : defective=2.013ms fixed=0.020ms speedup=101.6x
N=1000 k=1000 : defective=8.265ms fixed=0.044ms speedup=187.7x
N=2000 k=2000 : defective=33.575ms fixed=0.092ms speedup=366.5x
=== element-web-0004: CWE-407: list-scan inside loop in element-web-0004 (generic model) ===
N=100 k=100 : defective=0.081ms fixed=0.003ms speedup=24.9x
N=500 k=500 : defective=2.039ms fixed=0.019ms speedup=105.1x
N=1000 k=1000 : defective=8.228ms fixed=0.043ms speedup=190.1x
N=2000 k=2000 : defective=33.641ms fixed=0.094ms speedup=358.4x
=== element-web: CWE-407: list-scan inside loop in element-web (generic model) ===
N=100 k=100 : defective=0.081ms fixed=0.003ms speedup=25.3x
N=500 k=500 : defective=2.287ms fixed=0.020ms speedup=116.1x
N=1000 k=1000 : defective=8.264ms fixed=0.044ms speedup=189.3x
N=2000 k=2000 : defective=35.042ms fixed=0.093ms speedup=377.3x