https://answer.freetools.me/tags/hikaricp/ Recent content in HikariCP on Answer Hugo -- 0.152.2 zh-cn Fri, 06 Mar 2026 22:09:20 +0800 https://answer.freetools.me/%E6%95%B0%E6%8D%AE%E5%BA%93%E8%BF%9E%E6%8E%A5%E6%B1%A0%E4%B8%8D%E6%98%AF%E8%B6%8A%E5%A4%A7%E8%B6%8A%E5%A5%BD%E4%B8%BA%E4%BB%80%E4%B9%8810%E4%B8%AA%E8%BF%9E%E6%8E%A5%E8%83%BD%E5%87%BB%E8%B4%A5100%E4%B8%AA/ Fri, 06 Mar 2026 22:09:20 +0800 https://answer.freetools.me/%E6%95%B0%E6%8D%AE%E5%BA%93%E8%BF%9E%E6%8E%A5%E6%B1%A0%E4%B8%8D%E6%98%AF%E8%B6%8A%E5%A4%A7%E8%B6%8A%E5%A5%BD%E4%B8%BA%E4%BB%80%E4%B9%8810%E4%B8%AA%E8%BF%9E%E6%8E%A5%E8%83%BD%E5%87%BB%E8%B4%A5100%E4%B8%AA/ 从Oracle Real World Performance Group的震撼实验说起，深度剖析数据库连接池配置的反直觉真相。基于HikariCP官方Wiki、PostgreSQL性能基准测试、USENIX Security论文等50+权威信源，揭示连接池大小为何存在性能拐点、上下文切换如何吞噬性能、以及核心数×2+磁盘数公式的数学原理。涵盖连接泄漏检测、超时配置陷阱、PgBouncer三种池模式对比、云原生环境挑战等实战经验，为开发者提供从理论到实践的完整配置指南。 https://answer.freetools.me/%E8%BF%9E%E6%8E%A5%E6%B1%A0%E8%80%97%E5%B0%BD%E4%B8%BA%E4%BB%80%E4%B9%88%E4%BD%A0%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93%E8%BF%9E%E6%8E%A5%E6%B1%A0%E6%80%BB%E6%98%AF%E6%88%90%E4%B8%BA%E7%94%9F%E4%BA%A7%E4%BA%8B%E6%95%85%E7%9A%84%E5%85%83%E5%87%B6/ Wed, 04 Mar 2026 16:04:32 +0800 https://answer.freetools.me/%E8%BF%9E%E6%8E%A5%E6%B1%A0%E8%80%97%E5%B0%BD%E4%B8%BA%E4%BB%80%E4%B9%88%E4%BD%A0%E7%9A%84%E6%95%B0%E6%8D%AE%E5%BA%93%E8%BF%9E%E6%8E%A5%E6%B1%A0%E6%80%BB%E6%98%AF%E6%88%90%E4%B8%BA%E7%94%9F%E4%BA%A7%E4%BA%8B%E6%95%85%E7%9A%84%E5%85%83%E5%87%B6/ 从PostgreSQL进程模型到HikariCP的ConcurrentBag实现，深度解析数据库连接池的工作原理、配置陷阱与生产事故案例。涵盖连接池大小计算公式、PgBouncer三种池化模式、连接泄漏检测、微服务环境下的连接数规划、以及从$200K损失事故中总结的排查与优化策略。