NVIDIA

NVIDIA/Megatron-LM

Time frame
Merged PRs Jun 15, 2026 – Jul 14, 2026

Velocity

0 PRs

Since Jun 15, 2026 · 777 commits · +145,175 / -102,878

Median cycle time

4.3d

29.0d p90 · 4h to first approval

Code churn (30d)

9%

2% revert · 11% reedit

Substantive reviews

24%

5% changes requested · 56% rubber-stamped

Complexity-adjusted velocity

70.0

2.4 avg complexity / PR

Maintainability risk

1.6

LLM-assessed, higher means riskier

Reviewer turnaround

3.3d

61 active reviewers

Work distribution
Merged PRs by commit classification.
Feature 17%Bug fix 32%Maintenance 51%

Maintenance breakdown

Tech debt52
DevOps9
Admin14
146merged PRs

Most of the work

Maintenance

Least of the work

Feature

Work-type mix over time
Merged PRs per week by classification.
Review health
Where substantive-review coverage sits, from rubber-stamp territory to rigorous.

24%

0%40%70%100%

5% of PRs got changes requested · 56% were rubber-stamped

Reviewer metrics
Non-bot reviewer load and first-activity turnaround.
ReviewerReviewsAvg turnP90 turnComments
svcnvidia-nemo-ci139227
Phlip79392.3d5.6d25
deepakn94380m1m28
yaoyu-33301h1h12
kvareddy301.2d2.0d8
jaredcasper286m6m10
santhnm2241.5d3.5d33
ko3n1g231.9d5.1d4