facebook/time
Feb 2026 – Mar 2026
2 Months active
Languages Used
Go
Technical Skills
API developmentbackend developmenttestingGonetwork programming
Yixin Wei
PROFILE
Yixin Wei
Yixin Wei enhanced the facebook/time repository over two months by delivering end-to-end ServoState visibility and improving data quality in backend systems. Using Go and network programming, Yixin exposed ServoState in the statistics API, reducing HTTP overhead and enabling faster, more reliable data retrieval for WDB pipelines. The work included updating data validation logic to reject points when the servo was not locked, ensuring higher data integrity. In March, Yixin addressed multi-worker metrics correctness, stabilized DNS-unresolved handling, and extended firmware parser compatibility, demonstrating depth in backend development and testing. These contributions improved reliability, observability, and upgrade readiness under high-load scenarios.
Overall Statistics
Feature vs Bugs
40%Features
Repository Contributions
6Total
Bugs
3
Commits
6
Features
2
Lines of code
149
Activity Months2
Your Network
2711 peopleSame Organization
@meta.com2683
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Work History
March 2026
5 Commits • 1 Features
Mar 1, 2026March 2026 monthly highlights for facebook/time: implemented critical correctness fixes for multi-worker metrics, stabilized DNS-unresolved handling, added safeguards against clock synchronization issues, and extended firmware parser compatibility for newer naming conventions. These changes improve reliability, observability, and upgrade readiness, delivering business value under high-load scenarios.
5 Commits • 1 Features
Mar 1, 2026March 2026 monthly highlights for facebook/time: implemented critical correctness fixes for multi-worker metrics, stabilized DNS-unresolved handling, added safeguards against clock synchronization issues, and extended firmware parser compatibility for newer naming conventions. These changes improve reliability, observability, and upgrade readiness, delivering business value under high-load scenarios.
March 2026
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026: Delivered end-to-end ServoState visibility and data-quality improvements in facebook/time. Added ServoState field to Stat so servo state is included in the GM stats JSON, eliminating the need for a separate sptp counters fetch. Updated SanityCheck to reject data points when servo is not locked, boosting data integrity. Propagated ServoState across sptp and fbclock to achieve consistent metrics with lower serialization/HTTP overhead, resulting in faster, more reliable data retrieval for the WDB pipeline.
February 2026
1 Commits • 1 Features
Feb 1, 2026February 2026: Delivered end-to-end ServoState visibility and data-quality improvements in facebook/time. Added ServoState field to Stat so servo state is included in the GM stats JSON, eliminating the need for a separate sptp counters fetch. Updated SanityCheck to reject data points when servo is not locked, boosting data integrity. Propagated ServoState across sptp and fbclock to achieve consistent metrics with lower serialization/HTTP overhead, resulting in faster, more reliable data retrieval for the WDB pipeline.
Activity
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Quality Metrics
Correctness100.0%
Maintainability80.0%
Architecture80.0%
Performance83.4%
AI Usage23.4%
Skills & Technologies
Programming Languages
Go
Technical Skills
API developmentGobackend developmentnetwork programmingtesting
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