trilinos/Trilinos
Nov 2024 – Feb 2026
7 Months active
Languages Used
C++CMake
Technical Skills
C++Finite Element MethodKokkosNumerical AnalysisParallel ComputingBuild System Configuration
Mauro Perego
PROFILE
Mauro Perego
Worked on the Trilinos/Trilinos repository, delivering features and stability improvements across high-performance computing and numerical analysis components. Focused on C++ and Kokkos, this developer implemented scalable parallel basis function evaluation in Intrepid2, optimized memory and performance for large-scale simulations, and modernized testing infrastructure for Tpetra compatibility. They removed obsolete dependencies such as Epetra and Stokhos from Piro, streamlining the build system and reducing maintenance overhead. Their work included robust bug fixes in numerical kernels, safer memory access patterns, and template metaprogramming enhancements, resulting in improved reliability, maintainability, and performance for core finite element and linear algebra routines.
Overall Statistics
Feature vs Bugs
55%Features
Repository Contributions
12Total
Bugs
5
Commits
12
Features
6
Lines of code
40,733
Activity Months7
Your Network
145 peopleWork History
February 2026
1 Commits
Feb 1, 2026February 2026 (2026-02): Focused on stability and reliability of numeric kernels in Trilinos/Trilinos. Key achievements were centered on a critical determinant return-path bug fix in RealSpaceTools (Intrepid2) to ensure det returns a value on all control paths, eliminating no-return-value warnings and preventing runtime errors for varying matrix dimensions. This work reduces risk in matrix operations and improves downstream test reliability. No new features were delivered this month; major technical improvement and code health was the primary accomplishment.
1 Commits
Feb 1, 2026February 2026 (2026-02): Focused on stability and reliability of numeric kernels in Trilinos/Trilinos. Key achievements were centered on a critical determinant return-path bug fix in RealSpaceTools (Intrepid2) to ensure det returns a value on all control paths, eliminating no-return-value warnings and preventing runtime errors for varying matrix dimensions. This work reduces risk in matrix operations and improves downstream test reliability. No new features were delivered this month; major technical improvement and code health was the primary accomplishment.
February 2026
January 2026
2 Commits • 1 Features
Jan 1, 2026Concise monthly summary for 2026-01 focusing on business value and technical achievements, aligned with Trilinos project goals.
January 2026
2 Commits • 1 Features
Jan 1, 2026Concise monthly summary for 2026-01 focusing on business value and technical achievements, aligned with Trilinos project goals.
November 2025
2 Commits • 1 Features
Nov 1, 2025November 2025: Key stability and maintainability improvements in Trilinos. Implemented deterministic test initialization for input-point tests and removed the Epetra dependency from Piro, enhancing CI reliability, performance, and code maintainability.
2 Commits • 1 Features
Nov 1, 2025November 2025: Key stability and maintainability improvements in Trilinos. Implemented deterministic test initialization for input-point tests and removed the Epetra dependency from Piro, enhancing CI reliability, performance, and code maintainability.
November 2025
October 2025
3 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10: Delivered performance and memory optimizations for Intrepid2 and modernized testing infrastructure to support Tpetra; improved overall scalability, reduced memory footprint, and accelerated test cycles. The work delivers business value by increasing solver throughput and reliability in large-scale simulations.
October 2025
3 Commits • 2 Features
Oct 1, 2025Monthly summary for 2025-10: Delivered performance and memory optimizations for Intrepid2 and modernized testing infrastructure to support Tpetra; improved overall scalability, reduced memory footprint, and accelerated test cycles. The work delivers business value by increasing solver throughput and reliability in large-scale simulations.
April 2025
2 Commits
Apr 1, 2025April 2025 focus: stability and reliability in Trilinos/Trilinos, with targeted fixes in Intrepid2 that reduce build-time and runtime risks. Implemented two key fixes that address compile-time robustness and runtime indexing safety, laying a stronger foundation for future features and usability in core numerical kernels.
2 Commits
Apr 1, 2025April 2025 focus: stability and reliability in Trilinos/Trilinos, with targeted fixes in Intrepid2 that reduce build-time and runtime risks. Implemented two key fixes that address compile-time robustness and runtime indexing safety, laying a stronger foundation for future features and usability in core numerical kernels.
April 2025
December 2024
1 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for trilinos/Trilinos: Delivered a targeted refactor to remove the Stokhos dependency from Piro, eliminating the Epetra-based capability and deleting related tests and files to streamline the codebase. This reduces maintenance burden, minimizes future breakage risk, and simplifies upcoming migrations and enhancements within Trilinos. The change improves build stability and CI efficiency, aiding faster onboarding and longer-term sustainability of the project. Key commit: a7460f1310f08d0768162b562e692188fc2f445e (Piro: remove Stokhos dependency and related tests and files (#13660)).
December 2024
1 Commits • 1 Features
Dec 1, 2024December 2024 monthly summary for trilinos/Trilinos: Delivered a targeted refactor to remove the Stokhos dependency from Piro, eliminating the Epetra-based capability and deleting related tests and files to streamline the codebase. This reduces maintenance burden, minimizes future breakage risk, and simplifies upcoming migrations and enhancements within Trilinos. The change improves build stability and CI efficiency, aiding faster onboarding and longer-term sustainability of the project. Key commit: a7460f1310f08d0768162b562e692188fc2f445e (Piro: remove Stokhos dependency and related tests and files (#13660)).
November 2024
1 Commits • 1 Features
Nov 1, 2024Monthly work summary for 2024-11 focusing on feature delivery and performance improvements in Trilinos/Trilinos with emphasis on scalable basis function evaluation in Intrepid2.
1 Commits • 1 Features
Nov 1, 2024Monthly work summary for 2024-11 focusing on feature delivery and performance improvements in Trilinos/Trilinos with emphasis on scalable basis function evaluation in Intrepid2.
November 2024
Activity
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Quality Metrics
Correctness97.6%
Maintainability91.6%
Architecture95.8%
Performance93.4%
AI Usage20.0%
Skills & Technologies
Programming Languages
C++CMake
Technical Skills
Build System ConfigurationC++C++ developmentCMakeCode CleanupCode RefactoringDependency ManagementEpetraFinite Element MethodHigh-Performance ComputingKokkosLOCALinear AlgebraMemory ManagementNumerical Analysis
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