在日常项目维护中，性能瓶颈往往隐藏得最深、最狡猾。尤其是在生产环境，MyBatis 的日志文件动辄数百 MB，手动翻找慢 SQL 简直是一场灾难。 笔者在一次项目调优中深受其害，于是决定自研一套基于 Spring Boot 的日志分析平台，从根源上解决这些问题——不仅要能找到慢 SQL，还要能实时监控系统性能、缓存使用与正则匹配效率。

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