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    <title>备份 on Homelab 笔记</title>
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      <title>ZFS 快照：我的保留策略</title>
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      <description>手动快照、sanoid 自动快照，以及快照不能代替备份。</description>
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      <title>用 restic 把备份推到对象存储</title>
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      <description>在本地 rsync 备份之外，用 restic 把数据加密去重后推到对象存储，补上异地的那一份。</description>
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      <title>用 rsync --link-dest 做每日增量备份</title>
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      <description>每天一份完整的备份目录，实际只占用变化部分的空间。</description>
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