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Lorri Rao

PROFILE

Lorri Rao

Worked on the AMD-AGI/Primus repository to enhance container deployment and benchmarking workflows for GPU-accelerated environments. Delivered a Docker-based solution that forwards HIPBLASLT environment variables into containers, improving deployment flexibility and reproducibility by aligning container and host configurations. Developed a Slurm-based automation workflow for RCCL benchmarking on DCGPU clusters, enabling standardized, repeatable performance testing and streamlined QA validation. Utilized Bash, Python, and Shell scripting to implement these features, demonstrating proficiency in DevOps, cluster management, and benchmarking practices. The work improved developer experience, reduced manual setup, and accelerated performance investigations for both internal QA teams and external users.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

2Total
Bugs
0
Commits
2
Features
2
Lines of code
476
Activity Months2

Work History

March 2026

1 Commits • 1 Features

Mar 1, 2026

March 2026 monthly summary for AMD-AGI/Primus focused on delivering a reproducible benchmarking workflow for RCCL on DCGPU clusters, enabling standardized performance testing and streamlined QA. Key feature delivered: Slurm-based RCCL benchmarking automation on DCGPU clusters, including Slurm scripts that run RCCL benchmarks and produce accessible validation data for users and internal QA. The change is captured in commit bdc45326ccbc940e4422819d04eded36cb42d415 ("Benchmark: [DCGPU] Slurm script for rccl benchmarking"), co-authored by Joyce Zhang and Xiaoming Peng. A DCGPU usage example was added to the documentation, illustrating how to execute the benchmark with DOCKER_IMAGE, NNODES, and sbatch configuration. This work established a reproducible, scalable benchmarking workflow and strengthened QA. Major bugs fixed: None reported this month. Overall impact and accomplishments: Enabled fast, repeatable RCCL performance measurements across DCGPU clusters, accelerating validation, benchmarking cycles, and performance investigations. Improved data quality and trust in RCCL results for both external users and internal QA teams. Strengthened collaboration across teams to implement cluster-specific benchmarking capabilities. Technologies/skills demonstrated: Slurm workload manager, RCCL, ROCm, Docker (rocm/primus), Slurm scripting, Bash, CI/QA practices, cross-team collaboration, and documentation.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026: Delivered container deployment enhancement for AMD-AGI/Primus by enabling HIPBLASLT environment variable pass-through in Docker, improving deployment flexibility, reproducibility, and GPU-accelerated workload readiness. The change ensures HIPBLASLT env vars are correctly forwarded to containers, aligning container behavior with host configurations and reducing manual setup steps for users.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture90.0%
Performance80.0%
AI Usage30.0%

Skills & Technologies

Programming Languages

BashPythonShell

Technical Skills

BenchmarkingCluster ManagementDevOpsDockerShell ScriptingSlurm

Repositories Contributed To

1 repo

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

AMD-AGI/Primus

Jan 2026 Mar 2026
2 Months active

Languages Used

ShellBashPython

Technical Skills

DevOpsDockerShell ScriptingBenchmarkingCluster ManagementSlurm