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Paulo Gallotti

PROFILE

Paulo Gallotti

Developed and delivered the NCCL Benchmark Suite and Cluster Script for the aws-samples/awsome-distributed-training repository, enabling multi-GPU ring benchmarking to measure latency and bandwidth across distributed systems. The work included implementing a Slurm batch script tailored for SageMaker HyperPod clusters with EFA networking, reorganizing benchmark code for clarity, and enhancing documentation to support reproducibility and developer onboarding. Addressed pull request feedback by refining timing accuracy and throughput naming, and improved output reporting using MPI_Reduce for precise performance measurement. Utilized C, Python, and Shell scripting, applying expertise in AWS, benchmarking, and GPU programming to improve scalability testing workflows.

Overall Statistics

Feature vs Bugs

100%Features

Repository Contributions

1Total
Bugs
0
Commits
1
Features
1
Lines of code
173,083
Activity Months1

Work History

April 2026

1 Commits • 1 Features

Apr 1, 2026

April 2026 monthly summary: Delivered the NCCL Benchmark Suite and Cluster Script for aws-samples/awsome-distributed-training, enabling a multi-GPU ring benchmark to measure latency and bandwidth across GPUs. Added a Slurm batch script for SageMaker HyperPod clusters with EFA networking, along with reorganized code and improved documentation. Addressed PR feedback to improve motivation, timing accuracy, and throughput naming. These changes improve benchmarking reproducibility, scalability testing, and developer experience.

Activity

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Quality Metrics

Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance80.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

CPythonShell

Technical Skills

AWSBenchmarkingDistributed SystemsGPU ProgrammingSlurm

Repositories Contributed To

1 repo

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

aws-samples/awsome-distributed-training

Apr 2026 Apr 2026
1 Month active

Languages Used

CPythonShell

Technical Skills

AWSBenchmarkingDistributed SystemsGPU ProgrammingSlurm