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YumiMom

PROFILE

Yumimom

Over six months, this developer enhanced NPU profiling and model training workflows across the volcengine/verl and modelscope/ms-swift repositories. They delivered features such as unified NPU profiling utilities, discrete-mode profiling, and fused NPU operators for deep learning models, focusing on performance visibility and deployment efficiency. Using Python and Shell scripting, they optimized GPU memory usage, improved profiling accuracy, and streamlined data collection for distributed systems. Their work included robust documentation updates and targeted bug fixes, resulting in more reliable profiling, faster model fine-tuning, and improved compatibility across Ascend devices. The contributions demonstrated strong depth in NPU optimization and backend development.

Overall Statistics

Feature vs Bugs

89%Features

Repository Contributions

13Total
Bugs
1
Commits
13
Features
8
Lines of code
2,266
Activity Months6

Your Network

439 people

Work History

March 2026

2 Commits • 2 Features

Mar 1, 2026

March 2026 monthly summary for modelscope/ms-swift. This period focused on improving data visibility for NPU performance and refining training workflows on the Mindspeed backend. Key features delivered include documentation improvements to clarify NPU performance data collection in Megatron-SWIFT and training script enhancements for Qwen3 Omni on Mindspeed. No major bugs fixed this month. Overall impact includes clearer performance data guidance, smoother training workflow, and better alignment between code paths and data collection logic, enabling faster decision-making and more reliable performance analyses.

February 2026

1 Commits • 1 Features

Feb 1, 2026

Feb 2026 — NPU Profiling Performance Enhancements in verl: Optimized GPU memory utilization and introduced a checkpoint engine configuration to boost profiling performance and accuracy. Addressed flaky profiling scripts with a targeted fix, stabilizing benchmarks and enabling faster iteration. This work reduces memory pressure, accelerates performance tuning, and improves reliability of profiling data across deployments.

December 2025

2 Commits • 1 Features

Dec 1, 2025

December 2025 monthly summary for modelscope/ms-swift: Delivered key enhancements to the Mindspeed-backed Qwen3-Omni training workflow and improved NPU reliability. The new fine-tuning script enables streamlined, parameterized training for Qwen3-Omni on Mindspeed backend, facilitating faster experimentation and production-ready deployments. A compatibility fix bypasses the mcore version check when Torch NPU is available, eliminating version-mismatch errors on NPU hardware and reducing setup friction. Together, these efforts improve end-to-end model customization throughput, stability of NPU-backed workflows, and cross-hardware reliability.

November 2025

1 Commits • 1 Features

Nov 1, 2025

November 2025 monthly work summary for modelscope/ms-swift focusing on delivering NPU-accelerated deployment optimizations and operator fusion for modeling_qwen2.

August 2025

4 Commits • 2 Features

Aug 1, 2025

During August 2025 for volcengine/verl, two profiling-focused features were delivered with strengthened test coverage and discrete-mode profiling enabled across NPU and NsightSystems. The work enhanced profiling reliability, validated cross-device performance on Ascend devices, and established a solid foundation for future performance optimizations.

July 2025

3 Commits • 1 Features

Jul 1, 2025

July 2025: Delivered NPU Profiling for VERL framework FSDP backend, enhancing performance visibility on NPU devices and enabling data-driven optimizations. Consolidated profiler configuration into a single actor_rollout_ref.profiler, added optional role selection in discrete mode, and refreshed documentation and tooling to streamline profiling workflows. These changes improved data collection efficiency and reduced profiling parsing time, enabling faster turnaround on performance analyses.

Activity

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Quality Metrics

Correctness93.2%
Maintainability83.0%
Architecture84.6%
Performance87.0%
AI Usage37.0%

Skills & Technologies

Programming Languages

MarkdownPythonRSTShellYAMLbash

Technical Skills

Ascend DevicesCode RefactoringData ProcessingDebuggingDistributed SystemsDocumentationFSDP BackendMachine LearningModel TrainingNPU OptimizationNPU developmentNPU integrationNPU optimizationPerformance ProfilingPyTorch

Repositories Contributed To

2 repos

Overview of all repositories you've contributed to across your timeline

volcengine/verl

Jul 2025 Feb 2026
3 Months active

Languages Used

PythonRSTYAMLShell

Technical Skills

Distributed SystemsDocumentationFSDP BackendNPU OptimizationNPU developmentPerformance Profiling

modelscope/ms-swift

Nov 2025 Mar 2026
3 Months active

Languages Used

PythonbashMarkdownShell

Technical Skills

NPU optimizationPyTorchdeep learningmodelingNPU developmentNPU integration