/tags/longhorn/ Recent content in Longhorn on Laily's Note Hugo -- gohugo.io zh Wed, 30 Jul 2025 21:04:34 +0800 /post/k8s/migrate-pvc/ Wed, 30 Jul 2025 21:04:34 +0800 /post/k8s/migrate-pvc/ <p>最近在 K3s 集群里部署了 Longhorn，创建的每个 PVC 会有两个副本，这样某个 VPS 宕机，还有副本可以继续提供服务。但是之前已经有一些 Pod 使用的 local-path 的方式挂载的 PVC。所以准备迁移他们到 Longhorn 上。</p> /post/longhorn/deploy/ Sun, 20 Jul 2025 23:08:56 +0800 /post/longhorn/deploy/ <h2 id="安装-longhornctl"> 安装 longhornctl <a href="#%e5%ae%89%e8%a3%85-longhornctl" class="h-anchor" aria-hidden="true">#</a> </h2> <p><a href="https://longhorn.io/docs/1.9.0/deploy/install/#longhorn-command-line-tool">文档</a></p> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-shell" data-lang="shell"><span style="display:flex;"><span><span style="color:#75715e"># For AMD64 platform</span> </span></span><span style="display:flex;"><span>curl -sSfL -o longhornctl https://github.com/longhorn/cli/releases/download/v1.9.0/longhornctl-linux-amd64 </span></span><span style="display:flex;"><span><span style="color:#75715e"># For ARM platform</span> </span></span><span style="display:flex;"><span>curl -sSfL -o longhornctl https://github.com/longhorn/cli/releases/download/v1.9.0/longhornctl-linux-arm64 </span></span></code></pre></div><h3 id="检查硬件环境"> 检查硬件环境 <a href="#%e6%a3%80%e6%9f%a5%e7%a1%ac%e4%bb%b6%e7%8e%af%e5%a2%83" class="h-anchor" aria-hidden="true">#</a> </h3> <div class="highlight"><pre tabindex="0" style="color:#f8f8f2;background-color:#272822;-moz-tab-size:4;-o-tab-size:4;tab-size:4;"><code class="language-shell" data-lang="shell"><span style="display:flex;"><span>KUBECONFIG<span style="color:#f92672">=</span>/etc/rancher/k3s/k3s.yaml longhornctl check preflight </span></span><span style="display:flex;"><span><span style="color:#75715e"># 或者 longhornctl check preflight --kube-config=.kube/config</span> </span></span></code></pre></div><p>目前 v1.9.0 版本这两个命令都可以，但是 &ndash;help 里并没有提示 kube-config 这个 flag。可以看这个<a href="https://github.com/longhorn/longhorn/issues/10094">讨论</a></p>