https://hscarb.github.io/assets/20220320-rocketmq-scheduled-message-4.9.3-improve.html-e7fef9e4.js

1const e=JSON.parse('{"key":"v-d8040e16","path":"/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve.html","title":"RocketMQ 延迟消息（定时消息）4.9.3 版本优化 异步投递支持","lang":"zh-CN","frontmatter":{"title":"RocketMQ 延迟消息（定时消息）4.9.3 版本优化 异步投递支持","author":"Scarb","date":"2022-03-20T00:00:00.000Z","description":"原文地址：http://hscarb.github.io/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve.html (http://hscarb.github.io/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve....","head":[["meta",{"property":"og:url","content":"https://hscarb.github.io/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve.html"}],["meta",{"property":"og:site_name","content":"金甲虫的博客"}],["meta",{"property":"og:title","content":"RocketMQ 延迟消息（定时消息）4.9.3 版本优化 异步投递支持"}],["meta",{"property":"og:description","content":"原文地址：http://hscarb.github.io/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve.html (http://hscarb.github.io/rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve...."}],["meta",{"property":"og:type","content":"article"}],["meta",{"property":"og:locale","content":"zh-CN"}],["meta",{"property":"og:updated_time","content":"2022-12-15T17:51:36.000Z"}],["meta",{"property":"article:author","content":"Scarb"}],["meta",{"property":"article:published_time","content":"2022-03-20T00:00:00.000Z"}],["meta",{"property":"article:modified_time","content":"2022-12-15T17:51:36.000Z"}],["script",{"type":"application/ld+json"},"{\\"@context\\":\\"https://schema.org\\",\\"@type\\":\\"Article\\",\\"headline\\":\\"RocketMQ 延迟消息（定时消息）4.9.3 版本优化 异步投递支持\\",\\"image\\":[\\"\\"],\\"datePublished\\":\\"2022-03-20T00:00:00.000Z\\",\\"dateModified\\":\\"2022-12-15T17:51:36.000Z\\",\\"author\\":[{\\"@type\\":\\"Person\\",\\"name\\":\\"Scarb\\"}]}"]]},"headers":[{"level":2,"title":"1. 概述","slug":"_1-概述","link":"#_1-概述","children":[]},{"level":2,"title":"2. 改动解析","slug":"_2-改动解析","link":"#_2-改动解析","children":[{"level":3,"title":"2.1 将多延迟等级延迟消息扫描和投递的任务从单线程执行改为多线程","slug":"_2-1-将多延迟等级延迟消息扫描和投递的任务从单线程执行改为多线程","link":"#_2-1-将多延迟等级延迟消息扫描和投递的任务从单线程执行改为多线程","children":[]},{"level":3,"title":"2.2 支持延迟消息异步投递，提升 Dledger 模式下的投递性能","slug":"_2-2-支持延迟消息异步投递-提升-dledger-模式下的投递性能","link":"#_2-2-支持延迟消息异步投递-提升-dledger-模式下的投递性能","children":[]}]},{"level":2,"title":"3. 异步投递详解","slug":"_3-异步投递详解","link":"#_3-异步投递详解","children":[{"level":3,"title":"3.1 定时消息投递线程","slug":"_3-1-定时消息投递线程","link":"#_3-1-定时消息投递线程","children":[]},{"level":3,"title":"3.2 投递过程状态更新线程","slug":"_3-2-投递过程状态更新线程","link":"#_3-2-投递过程状态更新线程","children":[]}]},{"level":2,"title":"4. 源码解析","slug":"_4-源码解析","link":"#_4-源码解析","children":[{"level":3,"title":"4.1 定时消息投递任务","slug":"_4-1-定时消息投递任务","link":"#_4-1-定时消息投递任务","children":[]},{"level":3,"title":"4.2 异步投递过程状态更新任务","slug":"_4-2-异步投递过程状态更新任务","link":"#_4-2-异步投递过程状态更新任务","children":[]}]}],"git":{"createdTime":1655010323000,"updatedTime":1671126696000,"contributors":[{"name":"ScarbWin","email":"[email protected]","commits":2}]},"readingTime":{"minutes":9.94,"words":2981},"filePathRelative":"rocketmq/20220320-rocketmq-scheduled-message-4.9.3-improve.md","localizedDate":"2022å¹´3月20日","autoDesc":true,"excerpt":""}');export{e as data};