Alibaba Cloud Developer

Dec 3, 2024 · Operations

How to Boost Logtail Multiline Log Collection Speed by Up to 7×

This article investigates why enabling line‑prefix regex for multiline logs slows Logtail down, explains the underlying regex matching mechanism, and demonstrates how switching from boost::regex_match to boost::regex_search with proper flags can dramatically improve collection throughput, achieving a seven‑fold speed increase.