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                <p>已经将<a href="https://occdn.limour.top/1905.html">光猫上的U盘挂载到了树莓派上</a>，同时所有服务都是通过docker启动的，并且数据文件和关键配置都通过docker-compose.yml中的volumes映射到了&#x2F;home&#x2F;pi&#x2F;xxx目录下，因此只需要定时对&#x2F;home&#x2F;pi目录进行备份，即可保证数据的安全性</p>
<ul>
<li>sudo apt install rsync</li>
<li>先清理&#x2F;home&#x2F;pi目录下的过时文件和解压后不再使用的文件夹</li>
<li>建立备份，速度较慢：sudo &#x2F;usr&#x2F;bin&#x2F;rsync -aH &#x2F;home&#x2F;pi &#x2F;home&#x2F;share&#x2F;USB_disc1</li>
<li>测试增量备份，速度快：sudo &#x2F;usr&#x2F;bin&#x2F;rsync -aH &#x2F;home&#x2F;pi &#x2F;home&#x2F;share&#x2F;USB_disc1</li>
<li>添加定时执行</li>
<li>sudo nano &#x2F;etc&#x2F;sudoers 确保没有 Defaults requiretty，有则注释掉</li>
<li>crontab -e</li>
<li>*&#x2F;1 * * * * &#x2F;usr&#x2F;bin&#x2F;sudo &#x2F;usr&#x2F;bin&#x2F;rsync -aH &#x2F;home&#x2F;pi &#x2F;home&#x2F;share&#x2F;USB_disc1</li>
<li>touch test</li>
<li>等一分钟，确保定时执行生效，改成每小时执行一次备份</li>
<li>crontab -e</li>
<li>*&#x2F;60 * * * * &#x2F;usr&#x2F;bin&#x2F;sudo &#x2F;usr&#x2F;bin&#x2F;rsync -aH &#x2F;home&#x2F;pi &#x2F;home&#x2F;share&#x2F;USB_disc1</li>
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    if (CONFIG.anchorjs.placement === 'left') {
      window.anchors.options.class = 'anchorjs-link-left';
    }
    window.anchors.add(res.join(', '));

    Fluid.events.registerRefreshCallback(function() {
      if ('anchors' in window) {
        anchors.removeAll();
        var el = (CONFIG.anchorjs.element || 'h1,h2,h3,h4,h5,h6').split(',');
        var res = [];
        for (var item of el) {
          res.push('.markdown-body > ' + item.trim());
        }
        if (CONFIG.anchorjs.placement === 'left') {
          anchors.options.class = 'anchorjs-link-left';
        }
        anchors.add(res.join(', '));
      }
    });
  });
</script>


<script>
  Fluid.utils.createScript('https://lib.baomitu.com/fancybox/3.5.7/jquery.fancybox.min.js', function() {
    Fluid.plugins.fancyBox();
  });
</script>


  <script>Fluid.plugins.imageCaption();</script>

  <script  src="/js/local-search.js" ></script>


<!-- 主题的启动项，将它保持在最底部 -->
<!-- the boot of the theme, keep it at the bottom -->
<script  src="/js/boot.js" ></script>


  <noscript>
    <div class="noscript-warning">Blog works best with JavaScript enabled</div>
  </noscript>
<!-- hexo injector body_end start -->
  <script defer src="/theme-inject/timeliness.js"></script>
<!-- hexo injector body_end end --></body>
</html>