<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom" xmlns:content="http://purl.org/rss/1.0/modules/content/"><channel><title>System on Jeanphilo Blog</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/</link><description>Recent content in System on Jeanphilo Blog</description><generator>Hugo -- 0.159.2</generator><language>zh-cn</language><lastBuildDate>Sat, 24 Jan 2026 13:20:24 +0800</lastBuildDate><atom:link href="https://shio-chan-dev.github.io/jeanblog/zh/dev/system/index.xml" rel="self" type="application/rss+xml"/><item><title>CPU 空闲时在做什么：调度、节能与后台任务</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/what-happens-when-cpu-idle/</link><pubDate>Sat, 24 Jan 2026 13:20:24 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/what-happens-when-cpu-idle/</guid><description>解释 CPU 空闲时的调度行为、节能状态与系统后台活动。</description></item><item><title>缓存大小如何确定：命中率、成本与稳定性</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/cache-sizing-principles/</link><pubDate>Sat, 24 Jan 2026 11:06:00 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/cache-sizing-principles/</guid><description>从命中率、成本与一致性风险出发，给出缓存大小的工程化确定方法与示例。</description></item><item><title>什么是流式处理（Streaming）：概念与实现方式</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/streaming-basics/</link><pubDate>Sat, 24 Jan 2026 11:06:00 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/streaming-basics/</guid><description>解释流式处理的核心概念与实现方式，并给出可运行的最小示例。</description></item><item><title>什么是实时系统：与普通系统的关键区别</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/real-time-systems-basics/</link><pubDate>Sat, 24 Jan 2026 11:06:00 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/real-time-systems-basics/</guid><description>从时限约束与确定性出发，解释实时系统与普通系统的区别，并给出落地实践与示例。</description></item><item><title>实时语言与堆内存分配：为什么动态分配会破坏实时性</title><link>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/real-time-language-heap-allocation/</link><pubDate>Sat, 24 Jan 2026 11:06:00 +0800</pubDate><guid>https://shio-chan-dev.github.io/jeanblog/zh/dev/system/real-time-language-heap-allocation/</guid><description>解释实时系统为什么回避堆分配与 GC，并给出可落地的内存管理策略。</description></item></channel></rss>