<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>双删 on PlumePHP</title><link>https://plumephp.com/tags/%E5%8F%8C%E5%88%A0/</link><description>Recent content in 双删 on PlumePHP</description><generator>Hugo</generator><language>zh-CN</language><lastBuildDate>Sun, 27 Sep 2026 12:00:00 +0800</lastBuildDate><atom:link href="https://plumephp.com/tags/%E5%8F%8C%E5%88%A0/index.xml" rel="self" type="application/rss+xml"/><item><title>缓存一致性终极方案：双删、binlog 订阅与最终一致性架构</title><link>https://plumephp.com/redis-cache-consistency/</link><pubDate>Sun, 27 Sep 2026 12:00:00 +0800</pubDate><guid>https://plumephp.com/redis-cache-consistency/</guid><description>&lt;p&gt;&amp;ldquo;缓存与数据库到底先写谁？&amp;ldquo;是分布式系统里争论最多、踩坑最深的问题。Cache Aside 模式人人会说，但高并发下&amp;quot;读线程读到旧值写回缓存、写线程更新 DB 删缓存&amp;quot;的时序竞争，依然会让缓存长期残留脏数据。&lt;/p&gt;</description></item></channel></rss>