2026-08-23
darwin/arm64Apple M213 isolated scenarios · commit 49fa5a5Performance contract · reviewed 2026-08-24
Fast is a budget, not a screenshot.
Every scheduled Ubuntu run is compared with a comparable baseline, a relative regression floor, and these absolute runtime and peak-memory ceilings. A threshold change requires review and history.
13/13scenarios within budget
41%tightest runtime headroom · pages-1000-pdf
42%tightest memory headroom · pages-1000-pdf
Reference host
Explicit ceilings for ubuntu-latest
Baseline 2026-08-23T23:20:09.154Z · linux/x64. Cross-host observations remain visible below but are never compared as regressions.
| Scenario | Median | Runtime budget | Usage | Peak memory | Memory budget | Result |
|---|---|---|---|---|---|---|
small-validation |
0.04 ms | 2.00 ms | 2% |
6.5 MiB | 32.0 MiB | Within budget |
small-docx |
1.15 ms | 10 ms | 12% |
7.1 MiB | 32.0 MiB | Within budget |
small-pdf |
4.35 ms | 25 ms | 17% |
11.1 MiB | 64.0 MiB | Within budget |
small-dual |
5.53 ms | 30 ms | 18% |
12.0 MiB | 64.0 MiB | Within budget |
medium-validation |
0.21 ms | 3.00 ms | 7% |
6.7 MiB | 32.0 MiB | Within budget |
medium-docx |
1.80 ms | 15 ms | 12% |
7.5 MiB | 32.0 MiB | Within budget |
medium-pdf |
5.79 ms | 35 ms | 17% |
11.5 MiB | 64.0 MiB | Within budget |
medium-dual |
6.96 ms | 45 ms | 15% |
12.0 MiB | 64.0 MiB | Within budget |
pages-1000-validation |
131 ms | 300 ms | 44% |
70.1 MiB | 128 MiB | Within budget |
pages-1000-docx |
315 ms | 600 ms | 52% |
101 MiB | 192 MiB | Within budget |
pages-1000-pdf |
1.29 s | 2.20 s | 59% |
149 MiB | 256 MiB | Within budget |
pages-1000-dual |
1.40 s | 2.50 s | 56% |
152 MiB | 288 MiB | Within budget |
external-docx-open-save |
1.36 ms | 15 ms | 9% |
6.7 MiB | 32.0 MiB | Within budget |
Long-term evidence
Checked-in runs, separated by host.
2026-08-23
linux/x64AMD EPYC 9V74 80-Core Processor13 isolated scenarios · commit 8b21d2e