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Aleksandar Djordjevic

PROFILE

Aleksandar Djordjevic

Over nine months, this developer contributed to ROCm/rocm-systems by building and refining profiling infrastructure, focusing on reliability, maintainability, and developer experience. They implemented features such as a SQLite-backed data storage backend, dynamic process attach CLI tooling, and SDMA metrics visualization, using C++, CMake, and Shell scripting. Their work included modernizing build systems, integrating GoogleTest for unit testing, and enhancing argument parsing and error handling in command-line tools. By improving JSON metadata parsing and introducing type-safe data structures, they strengthened data integrity and test coverage. These efforts streamlined profiling workflows, reduced build complexity, and improved performance visibility across ROCm environments.

Overall Statistics

Feature vs Bugs

73%Features

Repository Contributions

14Total
Bugs
3
Commits
14
Features
8
Lines of code
11,591
Activity Months9

Your Network

2067 people

Work History

March 2026

2 Commits • 1 Features

Mar 1, 2026

March 2026: Delivered default ROCm profiler integration and streamlined build system for ROCm/rocm-systems, with improved tooling integration and CI readiness. By removing the ROCm disable gate and simplifying build presets, the team achieved more consistent builds and faster developer onboarding. The update also establishes a robust foundation for the ROCm profiler workflow across environments.

February 2026

3 Commits • 2 Features

Feb 1, 2026

February 2026 monthly summary for ROCm/rocm-systems. Focused on enabling on-demand profiling of running applications and expanding performance visibility through AMD SMI SDMA metrics. Delivered two major features with concrete business value: (1) dynamic process attach CLI to profile live processes without restart, easing debugging and performance tuning; (2) SDMA usage metrics visualization via AMD SMI integration, including a dedicated Perfetto track and device-level data, improving resource utilization insight and optimization opportunities. Documentation and tests were updated to support both features. The changes decrease profiling downtime, accelerate performance diagnosis, and provide measurable visibility into SDMA workloads across ROCm deployments.

January 2026

1 Commits • 1 Features

Jan 1, 2026

January 2026: Focused on stabilizing the ROCm/rocm-systems build system. Implemented a cleanup of the rocprofiler-systems CMake workflow to reduce artifacts and improve reliability. All changes are small, well-documented, and traceable to commit aecea25a619aa7c08bef2beed592860f37566225. No critical bugs fixed this month; build-system refinements contributed to overall stability, with potential CI time improvements.

December 2025

2 Commits • 2 Features

Dec 1, 2025

December 2025: Delivered major data-handling and metadata improvements in ROCm/rocm-systems, emphasizing safer data access, robust parsing, and stronger test coverage. Key outcomes include the Span<T> introduction with serialization/deserialization support and unit tests, and metadata JSON parsing enhancements with string registry deduplication. These changes improve data integrity, reduce memory duplication, and enable more reliable profiling and downstream integration. Technologies demonstrated include C++, template programming, JSON handling, and comprehensive testing.

November 2025

2 Commits • 1 Features

Nov 1, 2025

Month 2025-11 ROCm/rocm-systems: Delivered ROCprofiler Build Configuration Modernization and Testing Framework Integration, consolidating build configuration, dependencies, and testing for ROCprofiler compatibility. Established GoogleTest/GoogleMock unit testing to enable faster iteration and higher code quality. Stabilized CI/tooling with dependency pinning (gersemi v0.23.1) and updated pre-commit configuration, reducing build flakiness. No user-facing defects reported this month; primary work focused on reliability, maintainability, and future-proofing ROCprofiler support.

August 2025

1 Commits

Aug 1, 2025

Month: 2025-08. Focused on improving CLI reliability and consistency for ROCm tooling within rocm-systems. In ROCm/rocm-systems, delivered a targeted bug fix to rocprof-sys-run that ensures reliable --help handling and argument parsing, aligning behavior with other rocprof-sys tools and correctly handling no-argument runs. This reduced user confusion and improved automation scripts relying on consistent help output. Key commit: c58e3e92c188618fc17f8da130ff06dc4d69448c; commit message: Fix `rocprof-sys-run --help` command (#359).

July 2025

1 Commits • 1 Features

Jul 1, 2025

July 2025 monthly summary for ROCprofiler-systems: Implemented the initial ROCpd profiling data storage backend using SQLite, establishing a persistent data backend for profiling results and laying the groundwork for scalable data retention and analysis. This milestone reduces future integration effort and enables more robust profiling workflows.

April 2025

1 Commits

Apr 1, 2025

April 2025 performance summary for ROCm/rocprofiler-systems: Focused on reliability improvements in the build/test pipeline, delivering a targeted fix to GPU detection within the CMake configure step. The change enhances consistency of GPU detection across environments, reducing configure-time failures and enabling smoother profiling workflow rollout.

March 2025

1 Commits

Mar 1, 2025

March 2025: Delivered stability improvements in ROCm/rocprofiler-systems by addressing AMD HIP library loading. Fixed runtime errors related to sw509497 by disabling RCCL usage and explicitly loading libamdhip64.so. This change reduces platform-specific failures and simplifies dependency handling.

Activity

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Quality Metrics

Correctness91.4%
Maintainability85.8%
Architecture88.6%
Performance80.0%
AI Usage24.2%

Skills & Technologies

Programming Languages

C++CMakeShellreStructuredText

Technical Skills

Argument ParsingBuild ConfigurationBuild SystemBuild System ConfigurationBuild SystemsC++C++ DevelopmentC++ developmentCLI tool developmentCMakeCommand-line InterfaceContinuous IntegrationData structuresDatabase IntegrationDependency Management

Repositories Contributed To

2 repos

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

ROCm/rocm-systems

Aug 2025 Mar 2026
6 Months active

Languages Used

C++CMakereStructuredText

Technical Skills

Argument ParsingCommand-line InterfaceError HandlingC++CMakeContinuous Integration

ROCm/rocprofiler-systems

Mar 2025 Jul 2025
3 Months active

Languages Used

C++CMakeShell

Technical Skills

Build System ConfigurationDynamic Library LoadingSystem ProgrammingBuild SystemSystem TestingC++ Development