NVIDIA

NVIDIA/Megatron-LM

Time frame
Merged PRs Jul 5, 2026 – Jul 14, 2026

Velocity

0 PRs

Last 12 weeks · 266 commits · +30,912 / -11,918

Median cycle time

7.4d

35.7d p90 · 11h to first approval

Code churn (30d)

14%

7% revert · 11% reedit

Substantive reviews

20%

4% changes requested · 44% rubber-stamped

Complexity-adjusted velocity

0.0

— avg complexity / PR

Maintainability risk

1.7

LLM-assessed, higher means riskier

Reviewer turnaround

7.1d

45 active reviewers

Work distribution
Merged PRs by commit classification.
Feature 11%Bug fix 38%Maintenance 51%

Maintenance breakdown

Tech debt18
DevOps1
Admin4
45merged 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.

20%

0%40%70%100%

4% of PRs got changes requested · 44% were rubber-stamped

Reviewer metrics
Non-bot reviewer load and first-activity turnaround.
ReviewerReviewsAvg turnP90 turnComments
svcnvidia-nemo-ci44——76
Phlip79156m11m12
kvareddy13——3
jaredcasper13——6
yaoyu-3310——2
santhnm28——9
deepakn948——12
ko3n1g7——0