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Mateusz Milewski

PROFILE

Mateusz Milewski

Worked on stabilizing the process statistics data pipeline in the google/perfetto repository, focusing on improving data integrity and reliability. Addressed a critical issue by updating the buffer configuration so that the process statistics data source now uses the dedicated 'proc_assoc' buffer instead of the previous default, which had caused misrouting and data gaps. This targeted fix, implemented using TypeScript and front-end development skills, was delivered as a clean, reviewable patch with clear commit messaging and CI validation. The change ensures more accurate performance metrics collection, supporting more dependable dashboards and analytics for users relying on process statistics data.

Overall Statistics

Feature vs Bugs

0%Features

Repository Contributions

1Total
Bugs
1
Commits
1
Features
0
Lines of code
1
Activity Months1

Work History

August 2025

1 Commits

Aug 1, 2025

August 2025 monthly summary for google/perfetto: Focused on stabilizing the process statistics data pipeline. Implemented a critical buffer configuration fix to ensure the process statistics data source uses the dedicated 'proc_assoc' buffer, replacing the previous incorrect default. This change enhances data integrity, reduces buffer misrouting, and improves reliability of performance metrics collection. The update is linked to commit 08ea87b5739b6d0015aec82041a424d9c16a206e (ui: Fix incorrect target buffer configuration (#2656)). Business value includes more accurate process statistics data, fewer data gaps, and more dependable dashboards and analytics. Technical impact includes targeted fix with straightforward review and CI validation.

Activity

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Quality Metrics

Correctness80.0%
Maintainability80.0%
Architecture80.0%
Performance60.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

TypeScript

Technical Skills

Front-end Development

Repositories Contributed To

1 repo

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

google/perfetto

Aug 2025 Aug 2025
1 Month active

Languages Used

TypeScript

Technical Skills

Front-end Development