Philippe Gaultier 10/1/2025

How to reproduce and fix an I/O data race with Go and DTrace

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This article details a developer's investigation into a sporadic CI test failure caused by a data race on a file in a Go application. It provides a minimal code reproducer demonstrating concurrent read/write issues, explains how to observe system calls using DTrace to diagnose the problem, and presents the final fix for proper synchronization.

How to reproduce and fix an I/O data race with Go and DTrace

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