axboe/fio
What happens to a stranger's pull request here, in the Porchlamp snapshot of 17 October 2026.
Outside pull requests to axboe/fio got a first human reply in a median of 2.9 days (35 pull requests, 19 April to 16 October 2026); 10% got none within 14 days. It ranks 1,038 of 3,219 overall. For first-time contributors it ranks 869 of 1,525 (the bottom 44%).
| Rank | 1,038 of 3,219 |
|---|---|
| Score | 55.04 |
| Tier | B |
| Median first reply | 2.9 days (69.6 hours) |
| 14-day no-reply share | 10% |
| First-timer rank | 869 of 1,525 |
| Ecosystem | C and C++ |
| Window | 19 April to 16 October 2026 |
Composite
- Rank
- 1,038 of 3,219
- Score
- 55.04
- Tier
- B
- Coverage
- 100% · Full
- Quadrant
- Sweet Spot
Coordinates: leverage 51.3 (coverage 100%), friction 38.3 (coverage 100%)
Five pillars
| Pillar | Score | Coverage |
|---|---|---|
| Responsiveness | 70.7 | 100% |
| Criticality | 47.1 | 100% |
| Governance | 64.5 | 100% |
| Rigor | 49.5 | 100% |
| Accessibility | 35.0 | 100% |
The measured parameters
Responsiveness
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Decision Rate (90d)Share of outside pull requests that were merged or closed within 90 days. | 100.0% | 100.0 | 27 | 19 April to 18 July 2026 | primaryraw/pr_window/axboe__fio.json |
| PR Ghost Rate (14d)Share of outside pull requests with no maintainer response, merge or close within 14 days. | 10.0% | 80.0 | 50 | 20 April to 17 October 2026 | primaryraw/pr_window/axboe__fio.json |
| First-timer Merge RateShare of first-time outside authors' decided pull requests that were merged. | 81.8% | 100.0 | 22 | — | primaryraw/author_history/axboe__fio.json |
| Time to First ResponseMedian hours from an outside pull request opening to its first substantive human reply. | 69.6 hours (2.9 days) | 36.6 | 35 | 19 April to 16 October 2026 | primaryraw/pr_window/axboe__fio.json |
| Time to Merge (p90)Hours within which 90% of merged outside pull requests were merged. | 685.4 hours (28.6 days) | 27.4 | 38 | 19 April to 16 October 2026 | primaryraw/pr_window/axboe__fio.json |
Criticality
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| DependentsPackages in the registry that depend on this project, counted once each. | Not shown: Not applicable | ||||
| Monthly DownloadsDownloads from the package registry in a month. | Not shown: Not applicable | ||||
| OpenSSF CriticalityOpenSSF criticality score from 0 to 1, computed from the project's public activity signals. | 0.4714 | 47.1 | — | — | proxy:no_dependents_signalraw/github_meta/axboe__fio.json |
Governance
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Elephant FactorThe fewest organisations that account for half of the last year's commits. | 2 | 50.0 | 273 | — | primaryraw/commits_365d/axboe__fio.json |
| Legal IP RegimeThe contributor licence regime: DCO, none, a foundation CLA or a corporate CLA. | Sign-off on commits (DCO) | 100.0 | — | — | primaryraw/governance/axboe__fio.json |
| Promotion LadderHow openly a contributor can become a maintainer, from closed to verified. | No written path to becoming a maintainer | 40.0 | — | — | primaryraw/governance/axboe__fio.json |
Rigor
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| AI Policy PostureWhether the project has a written policy on AI-assisted contributions. | No written AI policy | 40.0 | — | — | primaryraw/governance/axboe__fio.json |
| Pipeline DefensesHow well the project's build and review pipeline defends against bad changes, 0 to 100. | 62.5 | 62.5 | — | — | primaryraw/scorecard/axboe__fio.json |
| Substantive Review RateShare of decided pull requests that received a substantive review. | 33.3% | 41.7 | 48 | 19 April to 16 October 2026 | primaryraw/pr_window/axboe__fio.json |
Accessibility
| Parameter | Value | Score | Count | Window | Source |
|---|---|---|---|---|---|
| Developer ExperienceDeveloper experience, 0 to 100: half CI run time, half setup signals. | 0 | 0.0 | 25 | — | primaryraw/actions_runs/axboe__fio.json |
| Newcomer ConversionShare of first-time authors whose first pull request merged within 180 days. | 81.8% | 100.0 | 11 | — | primaryraw/author_history/axboe__fio.json |
| Newcomer Issue SupplyOpen, unassigned, up-to-date issues marked for newcomers. | 0 | 0.0 | — | — | primaryraw/gfi/axboe__fio.json |
| Newcomer Return RateShare of those merged first-time authors who sent a second pull request within 90 days. | 0.0% | 0.0 | 9 | — | primaryraw/author_history/axboe__fio.json |
Persona view
| Persona | Rank | Score | Tier | Status |
|---|---|---|---|---|
| Balanced | 1,038 of 3,219 | 55.04 | B | Rated |
| First-timer | 869 of 1,525 | 54.59 | C | Rated |
| Career capital | This repository's production-criticality signal is not yet high enough for career-capital ranking. | |||
| Senior systems | Fewer than 3 organizations account for most commits (not multi-vendor). | |||
| AI-assisted | 1,305 of 3,696 | 54.07 | C | Rated |
Integrity
- Snapshot
- 2026-10-17
- Raw hash
- 1c5bf5dc85efb7cbeeed57fbeb1f57c10ea6f34554238210cbd1d6d2627e2498
No suspicion flags on this repository.
The full record is in data/2026-10-17/repos/29.json, under the key axboe/fio.
How every number is measured: Porchlamp methodology.
Open an issue about this record and say what looks wrong.
Porchlamp (2026). axboe/fio. Snapshot 2026-10-17. https://porchlamp.org/projects/axboe/fio/. CC BY 4.0.
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