<?xml version="1.0" encoding="utf-8" standalone="yes"?><rss version="2.0" xmlns:atom="http://www.w3.org/2005/Atom"><channel><title>System Administration on Slaier's Blog</title><link>https://slaier.github.io/categories/system-administration/</link><description>Recent content in System Administration on Slaier's Blog</description><generator>Hugo</generator><language>zh</language><lastBuildDate>Wed, 03 Jun 2026 21:32:47 +0800</lastBuildDate><atom:link href="https://slaier.github.io/categories/system-administration/index.xml" rel="self" type="application/rss+xml"/><item><title>从物理 SSD 坏块中恢复 NixOS：Btrfs 与 NVMe 修复指南</title><link>https://slaier.github.io/posts/recover_nixos_btrfs_from_physical_bad_blocks/</link><pubDate>Mon, 01 Jun 2026 10:00:00 +0800</pubDate><guid>https://slaier.github.io/posts/recover_nixos_btrfs_from_physical_bad_blocks/</guid><description>&lt;p&gt;此技能指导用户执行恢复操作，当运行在 Btrfs 文件系统中的 NixOS 系统遇到物理 SSD 坏扇区（NVMe I/O 错误）时，这些错误会破坏只读 &lt;code&gt;/nix/store&lt;/code&gt; 中的特定路径。该技能解决了硬件级块重映射与软件级 Nix 存储状态对齐之间的差距。&lt;/p&gt;</description></item></channel></rss>