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Ruqiu Cao

PROFILE

Ruqiu Cao

Worked on the oneapi-src/oneDNN repository to enhance the stability and licensing compliance of the Brgemm path on x64 architectures. Addressed a core dump issue in the Brgemm 1x1 convolution by ensuring proper vector sizing before insertion, which reduced crash risk in production environments. Improved performance by increasing the default capacities of key containers, minimizing reallocations and supporting higher throughput under load. Updated licensing information to reflect the current release year, ensuring compliance. The work relied on C++ and low-level programming skills, with a focus on CPU optimization and performance engineering to deliver a more robust and reliable release.

Overall Statistics

Feature vs Bugs

50%Features

Repository Contributions

2Total
Bugs
1
Commits
2
Features
1
Lines of code
6
Activity Months1

Work History

June 2025

2 Commits • 1 Features

Jun 1, 2025

June 2025: Focused on stability and licensing accuracy for the oneDNN Brgemm path on x64. Delivered a core dump fix for Brgemm 1x1 convolution, tuned performance by increasing default capacities to reduce reallocations, and updated the copyright year to ensure licensing reflects the current release. These changes enhance reliability in high-load scenarios and support a smoother production rollout.

Activity

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Quality Metrics

Correctness90.0%
Maintainability90.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++

Technical Skills

CPU OptimizationCPU optimizationLow-level ProgrammingLow-level programmingPerformance Engineering

Repositories Contributed To

1 repo

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

oneapi-src/oneDNN

Jun 2025 Jun 2025
1 Month active

Languages Used

C++

Technical Skills

CPU OptimizationCPU optimizationLow-level ProgrammingLow-level programmingPerformance Engineering