Mozilla's Thrilling Rewrite of Firefox's Crash Reporting Backend in Rust
2025-03-19
Mozilla replaced its C++-based google-breakpad with a pure-Rust implementation, rust-minidump, for Firefox's crash processing backend. After rigorous unit testing, integration testing, and production deployment, rust-minidump launched, boasting double the speed and improved reliability. The author details the challenges faced and the extensive testing methods employed to ensure robustness, culminating in a successful launch. The article is split into two parts: part one covers the background and testing process, while part two will detail the subsequent fuzzing results.
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Development
Crash Reporting