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Neue","sans-serif";font-weight:400;font-style:normal;color:#666666;color:inherit;font-size:0.875rem;line-height:1.25rem;}</style><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">TiDB on Kubernetes 文档</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-1" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">关于 TiDB Operator</div></div><style data-emotion="css xjq79n">.css-xjq79n{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;width:1em;height:1em;display:inline-block;fill:currentColor;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-transition:fill 200ms 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href="/zh/tidb-in-kubernetes/stable/get-started"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">快速上手</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="true" id="left-nav-treeview-0-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content Mui-expanded" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署</div></div><style data-emotion="css 171pefp">.css-171pefp{-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;width:1em;height:1em;display:inline-block;fill:currentColor;-webkit-flex-shrink:0;-ms-flex-negative:0;flex-shrink:0;-webkit-transition:fill 200ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:fill 200ms 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data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="true" id="left-nav-treeview-0-3-1" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content Mui-expanded" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">公有云的 Kubernetes</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-171pefp" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div><ul class="MuiCollapse-root MuiCollapse-vertical MuiTreeItem-group MuiCollapse-entered css-1xxsnna" style="min-height:0px" role="group"><div class="MuiCollapse-wrapper MuiCollapse-vertical css-hboir5"><div class="MuiCollapse-wrapperInner MuiCollapse-vertical css-8atqhb"><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-1-0" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content Mui-expanded" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><style data-emotion="css snygwd">.css-snygwd{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;min-height:1.75rem;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;padding-left:1rem;padding-top:0.25rem;padding-bottom:0.25rem;}</style><div class="css-snygwd"><a aria-current="page" style="text-decoration:none;width:100%;color:inherit" class="" href="/zh/tidb-in-kubernetes/stable/deploy-on-aws-eks"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">Amazon EKS</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-1-1" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-snygwd"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-on-gcp-gke"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">Google Cloud GKE</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-1-2" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-snygwd"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-on-azure-aks"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">Azure AKS</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-1-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-snygwd"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-on-alibaba-cloud"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">阿里云 ACK</div></div></a></div></div></div></li></div></div></ul></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-2" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-cluster-on-arm64"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">在 ARM64 机器上部署 TiDB 集群</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-3" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-tiflash"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署 TiDB HTAP 存储引擎 TiFlash</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-3-4" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">跨多个 Kubernetes 集群部署 TiDB 集群</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-5" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-heterogeneous-tidb-cluster"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署 TiDB 异构集群</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-6" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-ticdc"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署增量数据同步工具 TiCDC</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-3-7" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-kb2j4b"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/deploy-tidb-binlog"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">部署 Binlog 收集工具</div></div></a></div></div></div></li></div></div></ul></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-4" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">监控与告警</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-5" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">数据迁移</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-6" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">运维管理</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-7" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">故障诊断</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" id="left-nav-treeview-0-8" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><a style="text-decoration:none;width:100%;color:inherit" href="/zh/tidb-in-kubernetes/stable/faq"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">常见问题</div></div></a></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-9" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">参考</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li><li class="MuiTreeItem-root css-1oy5rnm" role="treeitem" aria-expanded="false" id="left-nav-treeview-0-10" tabindex="-1" style="margin-top:0.1875rem;margin-bottom:0.1875rem"><div class="css-khel7y MuiTreeItem-content" style="width:inherit"><div class="MuiTreeItem-iconContainer"/><div class="MuiTreeItem-label"><div class="css-znl8a3"><div class="MuiBox-root css-8atqhb"><div class="MuiTypography-root MuiTypography-body1 css-1hwyipb">版本发布历史</div></div><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeMedium MuiTreeItem-ChevronRightIcon css-xjq79n" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ChevronRightIcon"><path d="M10 6 8.59 7.41 13.17 12l-4.58 4.59L10 18l6-6z"/></svg></div></div></div></li></ul></div></aside><style data-emotion="css sb2sd0">.css-sb2sd0{width:100%;}@media (min-width:1200px){.css-sb2sd0{max-width:calc(100% - 18.75rem);}}</style><main class="MuiBox-root css-sb2sd0"><style data-emotion="css 1rnnmjb">.css-1rnnmjb{max-width:1340px;width:100%;margin-left:auto;margin-right:auto;display:block;box-sizing:border-box;}</style><div class="MuiBox-root css-1rnnmjb"><style data-emotion="css 90fn5w">.css-90fn5w{display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;-webkit-flex-direction:column;-ms-flex-direction:column;flex-direction:column;}@media (min-width:0px){.css-90fn5w{-webkit-flex-direction:column-reverse;-ms-flex-direction:column-reverse;flex-direction:column-reverse;}}@media (min-width:600px){.css-90fn5w{-webkit-flex-direction:row;-ms-flex-direction:row;flex-direction:row;}}</style><div class="css-90fn5w"><style data-emotion="css vofosd">.css-vofosd{padding:1.5rem 0;}@media (min-width:0px){.css-vofosd{width:100%;}}@media (min-width:600px){.css-vofosd{width:calc(100% - 17.5rem);}}</style><div class="MuiBox-root css-vofosd"><style data-emotion="css 1ekb41w">.css-1ekb41w{width:100%;margin-left:auto;box-sizing:border-box;margin-right:auto;display:block;padding-left:16px;padding-right:16px;}@media (min-width:600px){.css-1ekb41w{padding-left:24px;padding-right:24px;}}@media (min-width:1536px){.css-1ekb41w{max-width:1536px;}}</style><div class="MuiContainer-root MuiContainer-maxWidthXl doc-content css-1ekb41w"><div class="markdown-body MuiBox-root css-0"><h1 id="在-aws-eks-上部署-tidb-集群" style="position:relative"><a href="#%E5%9C%A8-aws-eks-%E4%B8%8A%E9%83%A8%E7%BD%B2-tidb-%E9%9B%86%E7%BE%A4" aria-label="在 aws eks 上部署 tidb 集群 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>在 AWS EKS 上部署 TiDB 集群</h1><p>本文介绍了如何在 AWS EKS (Elastic Kubernetes Service) 上部署 TiDB 集群。</p><p>如果需要部署 TiDB Operator 及 TiDB 集群到自托管 Kubernetes 环境，请参考<a href="/zh/tidb-in-kubernetes/stable/deploy-tidb-operator">部署 TiDB Operator</a>及<a href="/zh/tidb-in-kubernetes/stable/deploy-on-general-kubernetes">部署 TiDB 集群</a>等文档。</p><h2 id="环境准备" style="position:relative"><a href="#%E7%8E%AF%E5%A2%83%E5%87%86%E5%A4%87" aria-label="环境准备 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>环境准备</h2><p>部署前，请确认已完成以下环境准备：</p><ul><li><p>安装 <a href="https://helm.sh/docs/intro/install/" target="_blank" referrerpolicy="no-referrer-when-downgrade">Helm 3</a>：用于安装 TiDB Operator。</p></li><li><p>完成 AWS <a href="https://docs.aws.amazon.com/zh_cn/eks/latest/userguide/getting-started-eksctl.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">eksctl 入门</a>中所有操作。</p><p> 该教程包含以下内容：</p><ul><li>安装并配置 AWS 的命令行工具 awscli</li><li>安装并配置创建 Kubernetes 集群的命令行工具 eksctl</li><li>安装 Kubernetes 命令行工具 kubectl</li></ul></li></ul><p>要验证 AWS CLI 的配置是否正确，请运行 <code>aws configure list</code> 命令。如果此命令的输出显示了 <code>access_key</code> 和 <code>secret_key</code> 的值，则 AWS CLI 的配置是正确的。否则，你需要重新配置 AWS CLI。</p><style data-emotion="css 1weqspv">.css-1weqspv{padding-top:0.5rem;padding-bottom:0.5rem;}.css-1weqspv .MuiAlert-message p{margin-bottom:0px;margin-top:0px;}</style><div class="MuiBox-root css-1weqspv"><style data-emotion="css 17zlexa">.css-17zlexa{font-size:0.875rem;line-height:1.25rem;font-family:"Helvetica Neue","sans-serif";font-weight:400;font-style:normal;color:rgb(1, 67, 97);background-color:rgb(229, 246, 253);display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;padding:6px 16px;}.css-17zlexa .MuiAlert-icon{color:#03a9f4;}</style><style data-emotion="css 152gid5">.css-152gid5{background-color:#fff;color:rgba(0, 0, 0, 0.87);-webkit-transition:box-shadow 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:box-shadow 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;border-radius:4px;box-shadow:none;font-size:0.875rem;line-height:1.25rem;font-family:"Helvetica Neue","sans-serif";font-weight:400;font-style:normal;color:rgb(1, 67, 97);background-color:rgb(229, 246, 253);display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;padding:6px 16px;}.css-152gid5 .MuiAlert-icon{color:#03a9f4;}</style><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><style data-emotion="css 1l54tgj">.css-1l54tgj{margin-right:12px;padding:7px 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0;min-width:0;overflow:auto;}</style><div class="MuiAlert-message css-1xsto0d"><style data-emotion="css 1h2y6o4">.css-1h2y6o4{font-weight:500;margin-top:-2px;}</style><style data-emotion="css 17ioyuk">.css-17ioyuk{margin:0;font-size:1rem;line-height:1.5rem;font-family:"Helvetica Neue","sans-serif";font-weight:400;font-style:normal;color:#666666;margin-bottom:0.35em;font-weight:500;margin-top:-2px;}</style><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>本文档的操作需要 AWS Access Key 至少具有 <a href="https://eksctl.io/usage/minimum-iam-policies/" target="_blank" referrerpolicy="no-referrer-when-downgrade">eksctl 所需最少权限</a>和创建 <a href="https://aws-quickstart.github.io/quickstart-linux-bastion/#_aws_account" target="_blank" referrerpolicy="no-referrer-when-downgrade">Linux 堡垒机所涉及的服务权限</a>。</p></div></div></div><h2 id="推荐机型及存储" style="position:relative"><a href="#%E6%8E%A8%E8%8D%90%E6%9C%BA%E5%9E%8B%E5%8F%8A%E5%AD%98%E5%82%A8" aria-label="推荐机型及存储 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>推荐机型及存储</h2><ul><li>推荐机型：出于性能考虑，推荐：<ul><li>PD 所在节点：<code>c5.xlarge</code></li><li>TiDB 所在节点：<code>c5.4xlarge</code></li><li>TiKV 或 TiFlash 所在节点：<code>m5.4xlarge</code></li></ul></li><li>推荐存储：因为 AWS 目前已经支持 <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/general-purpose.html#gp3-ebs-volume-type" target="_blank" referrerpolicy="no-referrer-when-downgrade">EBS gp3</a> 卷类型，建议使用 EBS gp3 卷类型。对于 gp3 配置，推荐：<ul><li>TiKV：400 MiB/s 与 4000 IOPS</li><li>TiFlash：625 MiB/s 与 6000 IOPS</li></ul></li><li>推荐 AMI 类型：Amazon Linux 2</li></ul><h2 id="创建-eks-集群和节点池" style="position:relative"><a href="#%E5%88%9B%E5%BB%BA-eks-%E9%9B%86%E7%BE%A4%E5%92%8C%E8%8A%82%E7%82%B9%E6%B1%A0" aria-label="创建 eks 集群和节点池 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>创建 EKS 集群和节点池</h2><p>根据 AWS <a href="https://aws.amazon.com/cn/blogs/containers/amazon-eks-cluster-multi-zone-auto-scaling-groups/" target="_blank" referrerpolicy="no-referrer-when-downgrade">官方博客</a>推荐和 EKS <a href="https://aws.github.io/aws-eks-best-practices/reliability/docs/dataplane/#ensure-capacity-in-each-az-when-using-ebs-volumes" target="_blank" referrerpolicy="no-referrer-when-downgrade">最佳实践文档</a>，由于 TiDB 集群大部分组件使用 EBS 卷作为存储，推荐在创建 EKS 的时候针对每个组件在每个可用区（至少 3 个可用区）创建一个节点池。</p><p>将以下配置存为 cluster.yaml 文件，并替换 <code>${clusterName}</code> 为自己想命名的集群名字。集群和节点组的命名规则需要与正则表达式 <code>[a-zA-Z][-a-zA-Z0-9]*</code> 相匹配，避免包含 <code>_</code>。</p><pre><code class="hljs language-yaml"><style data-emotion="css 1qhimia">.css-1qhimia{margin-right:3rem;overflow:auto;}</style><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">apiVersion:</span> <span class="hljs-string">eksctl.io/v1alpha5</span> <span class="hljs-attr">kind:</span> <span class="hljs-string">ClusterConfig</span> <span class="hljs-attr">metadata:</span> <span class="hljs-attr">name:</span> <span class="hljs-string">${clusterName}</span> <span class="hljs-attr">region:</span> <span class="hljs-string">ap-northeast-1</span> <span class="hljs-attr">nodeGroups:</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">admin</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">admin</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tidb-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tidb-1d</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">0</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1d"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tidb-1c</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1c"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tidb:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">pd-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">pd-1d</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1d"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">pd-1c</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1c"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5.xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">pd:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tikv-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">r5b.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tikv-1d</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1d"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">r5b.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tikv-1c</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1c"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">r5b.2xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv:NoSchedule</span> </div><style data-emotion="css ux9q70">.css-ux9q70{text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:2.4rem;background:transparent;border:unset;}.css-ux9q70:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-ux9q70:hover{background-color:transparent;}}.css-ux9q70.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><style data-emotion="css 1rmx1rm">.css-1rmx1rm{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;position:relative;box-sizing:border-box;-webkit-tap-highlight-color:transparent;background-color:transparent;outline:0;border:0;margin:0;border-radius:0;padding:0;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;vertical-align:middle;-moz-appearance:none;-webkit-appearance:none;-webkit-text-decoration:none;text-decoration:none;color:inherit;text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:2.4rem;background:transparent;border:unset;}.css-1rmx1rm::-moz-focus-inner{border-style:none;}.css-1rmx1rm.Mui-disabled{pointer-events:none;cursor:default;}@media print{.css-1rmx1rm{-webkit-print-color-adjust:exact;color-adjust:exact;}}.css-1rmx1rm:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-1rmx1rm:hover{background-color:transparent;}}.css-1rmx1rm.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><style data-emotion="css 1e2dcm1">.css-1e2dcm1{z-index:1500;pointer-events:none;}</style><style data-emotion="css okvapm">.css-okvapm{z-index:1500;pointer-events:none;}</style><style data-emotion="css rnn29l">.css-rnn29l{text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:0.625rem;background:transparent;border:unset;}.css-rnn29l:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-rnn29l:hover{background-color:transparent;}}.css-rnn29l.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><style data-emotion="css fxo539">.css-fxo539{display:-webkit-inline-box;display:-webkit-inline-flex;display:-ms-inline-flexbox;display:inline-flex;-webkit-align-items:center;-webkit-box-align:center;-ms-flex-align:center;align-items:center;-webkit-box-pack:center;-ms-flex-pack:center;-webkit-justify-content:center;justify-content:center;position:relative;box-sizing:border-box;-webkit-tap-highlight-color:transparent;background-color:transparent;outline:0;border:0;margin:0;border-radius:0;padding:0;cursor:pointer;-webkit-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none;vertical-align:middle;-moz-appearance:none;-webkit-appearance:none;-webkit-text-decoration:none;text-decoration:none;color:inherit;text-align:center;-webkit-flex:0 0 auto;-ms-flex:0 0 auto;flex:0 0 auto;font-size:1.5rem;padding:8px;border-radius:50%;overflow:visible;color:rgba(0, 0, 0, 0.54);-webkit-transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:background-color 150ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;padding:5px;font-size:1.125rem;top:0.625rem;right:0.625rem;background:transparent;border:unset;}.css-fxo539::-moz-focus-inner{border-style:none;}.css-fxo539.Mui-disabled{pointer-events:none;cursor:default;}@media print{.css-fxo539{-webkit-print-color-adjust:exact;color-adjust:exact;}}.css-fxo539:hover{background-color:rgba(0, 0, 0, 0.04);}@media (hover: none){.css-fxo539:hover{background-color:transparent;}}.css-fxo539.Mui-disabled{background-color:transparent;color:rgba(0, 0, 0, 0.26);}</style><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>默认只需要两个 TiDB 节点，因此可以设置 <code>tidb-1d</code> 节点组的 <code>desiredCapacity</code> 为 <code>0</code>，后面如果需要可以随时扩容这个节点组。</p><p>执行以下命令创建集群：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">eksctl create cluster -f cluster.yaml </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>该命令需要等待 EKS 集群创建完成，以及节点组创建完成并加入进去，耗时约 5~20 分钟。可参考 <a href="https://eksctl.io/usage/creating-and-managing-clusters/#using-config-files" target="_blank" referrerpolicy="no-referrer-when-downgrade">eksctl 文档</a>了解更多集群配置选项。</p><div class="MuiBox-root css-1weqspv"><style data-emotion="css 1rl2db2">.css-1rl2db2{font-size:0.875rem;line-height:1.25rem;font-family:"Helvetica Neue","sans-serif";font-weight:400;font-style:normal;color:rgb(95, 33, 32);background-color:rgb(253, 237, 237);display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;padding:6px 16px;}.css-1rl2db2 .MuiAlert-icon{color:#ef5350;}</style><style data-emotion="css 21rxh6">.css-21rxh6{background-color:#fff;color:rgba(0, 0, 0, 0.87);-webkit-transition:box-shadow 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;transition:box-shadow 300ms cubic-bezier(0.4, 0, 0.2, 1) 0ms;border-radius:4px;box-shadow:none;font-size:0.875rem;line-height:1.25rem;font-family:"Helvetica Neue","sans-serif";font-weight:400;font-style:normal;color:rgb(95, 33, 32);background-color:rgb(253, 237, 237);display:-webkit-box;display:-webkit-flex;display:-ms-flexbox;display:flex;padding:6px 16px;}.css-21rxh6 .MuiAlert-icon{color:#ef5350;}</style><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardError MuiAlert-standard css-21rxh6" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ErrorOutlineIcon"><path d="M11 15h2v2h-2zm0-8h2v6h-2zm.99-5C6.47 2 2 6.48 2 12s4.47 10 9.99 10C17.52 22 22 17.52 22 12S17.52 2 11.99 2zM12 20c-4.42 0-8-3.58-8-8s3.58-8 8-8 8 3.58 8 8-3.58 8-8 8z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">警告</div><p>如果使用了 Regional Auto Scaling Group (ASG)：</p><ul><li>为已经启动的 EC2 <a href="https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-instance-termination.html#instance-protection-instance" target="_blank" referrerpolicy="no-referrer-when-downgrade">开启实例缩减保护</a>，ASG 自身的实例缩减保护不需要打开。</li><li><a href="https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-instance-termination.html#custom-termination-policy" target="_blank" referrerpolicy="no-referrer-when-downgrade">设置 ASG 终止策略</a>为 <code>NewestInstance</code>。</li></ul></div></div></div><h2 id="配置-storageclass" style="position:relative"><a href="#%E9%85%8D%E7%BD%AE-storageclass" aria-label="配置 storageclass permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>配置 StorageClass</h2><p>本小节介绍如何为不同的存储类型配置 StorageClass，包括创建 EKS 集群后默认存在的 gp2 存储类型、gp3 存储类型（推荐）或其他 EBS 存储类型、以及用于模拟测试裸机部署性能的本地存储。</p><h3 id="gp2" style="position:relative"><a href="#gp2" aria-label="gp2 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>gp2</h3><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>从 EKS Kubernetes 1.23 开始，你需要先部署 EBS CSI 驱动，然后才能使用默认的 gp2 存储类型。详情可见 <a href="https://docs.aws.amazon.com/eks/latest/userguide/kubernetes-versions.html#kubernetes-1.23" target="_blank" referrerpolicy="no-referrer-when-downgrade">Amazon EKS Kubernetes 1.23 的重要通知</a>。</p></div></div></div><p>创建 EKS 集群后默认会存在一个 gp2 存储类型的 StorageClass。为了提高存储的 IO 写入性能，推荐配置 StorageClass 的 <code>mountOptions</code> 字段来设置存储挂载选项 <code>nodelalloc</code> 和 <code>noatime</code>。详情可见 <a href="https://docs.pingcap.com/zh/tidb/stable/check-before-deployment#%E5%9C%A8-tikv-%E9%83%A8%E7%BD%B2%E7%9B%AE%E6%A0%87%E6%9C%BA%E5%99%A8%E4%B8%8A%E6%B7%BB%E5%8A%A0%E6%95%B0%E6%8D%AE%E7%9B%98-ext4-%E6%96%87%E4%BB%B6%E7%B3%BB%E7%BB%9F%E6%8C%82%E8%BD%BD%E5%8F%82%E6%95%B0" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiDB 环境与系统配置检查</a>。</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">kind:</span> <span class="hljs-string">StorageClass</span> <span class="hljs-attr">apiVersion:</span> <span class="hljs-string">storage.k8s.io/v1</span> <span class="hljs-comment"># ...</span> <span class="hljs-attr">mountOptions:</span> <span class="hljs-bullet">-</span> <span class="hljs-string">nodelalloc,noatime</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><h3 id="gp3-存储类型推荐或其他-ebs-存储类型" style="position:relative"><a href="#gp3-%E5%AD%98%E5%82%A8%E7%B1%BB%E5%9E%8B%E6%8E%A8%E8%8D%90%E6%88%96%E5%85%B6%E4%BB%96-ebs-%E5%AD%98%E5%82%A8%E7%B1%BB%E5%9E%8B" aria-label="gp3 存储类型推荐或其他 ebs 存储类型 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>gp3 存储类型（推荐）或其他 EBS 存储类型</h3><p>如果不想使用默认的 gp2 存储类型，可以创建其他存储类型的 StorageClass，例如 gp3 存储类型（推荐）或者 io1 存储类型。</p><p>以下步骤以 gp3 存储类型为例说明如何创建并配置 gp3 存储类型的 StorageClass。</p><ol><li><p>对于 gp3 存储类型，请参考 <a href="https://docs.aws.amazon.com/eks/latest/userguide/ebs-csi.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">AWS 文档</a>在 EKS 上部署 <a href="https://github.com/kubernetes-sigs/aws-ebs-csi-driver" target="_blank" referrerpolicy="no-referrer-when-downgrade">Amazon Elastic Block Store (EBS) CSI driver</a>。对于其他存储类型，请跳过此步骤。</p></li><li><p>设置 ebs-csi-node <code>toleration</code>。</p><pre><code class="hljs language-bash"><div class="MuiBox-root css-1qhimia">kubectl patch -n kube-system ds ebs-csi-node -p <span class="hljs-string">'{"spec":{"template":{"spec":{"tolerations":[{"operator":"Exists"}]}}}}'</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>期望输出：</p><pre><code class="hljs language-"><div class="MuiBox-root css-1qhimia">daemonset.apps/ebs-csi-node patched </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li><li><p>创建 StorageClass 定义。在 StorageClass 定义中，通过 <code>parameters.type</code> 字段指定需要的存储类型。</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">kind:</span> <span class="hljs-string">StorageClass</span> <span class="hljs-attr">apiVersion:</span> <span class="hljs-string">storage.k8s.io/v1</span> <span class="hljs-attr">metadata:</span> <span class="hljs-attr">name:</span> <span class="hljs-string">gp3</span> <span class="hljs-attr">provisioner:</span> <span class="hljs-string">ebs.csi.aws.com</span> <span class="hljs-attr">allowVolumeExpansion:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">volumeBindingMode:</span> <span class="hljs-string">WaitForFirstConsumer</span> <span class="hljs-attr">parameters:</span> <span class="hljs-attr">type:</span> <span class="hljs-string">gp3</span> <span class="hljs-attr">fsType:</span> <span class="hljs-string">ext4</span> <span class="hljs-attr">iops:</span> <span class="hljs-string">"4000"</span> <span class="hljs-attr">throughput:</span> <span class="hljs-string">"400"</span> <span class="hljs-attr">mountOptions:</span> <span class="hljs-bullet">-</span> <span class="hljs-string">nodelalloc,noatime</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li><li><p>在 TidbCluster 的 YAML 文件中，通过 <code>storageClassName</code> 字段指定 gp3 存储类来申请 <code>gp3</code> 类型的 EBS 存储。可以参考以下 TiKV 配置示例：</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">spec:</span> <span class="hljs-attr">tikv:</span> <span class="hljs-attr">storageClassName:</span> <span class="hljs-string">gp3</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li><li><p>为了提高存储的 IO 写入性能，推荐配置 StorageClass 的 <code>mountOptions</code> 字段来设置存储挂载选项 <code>nodelalloc</code> 和 <code>noatime</code>。详情可见 <a href="https://docs.pingcap.com/zh/tidb/stable/check-before-deployment#%E5%9C%A8-tikv-%E9%83%A8%E7%BD%B2%E7%9B%AE%E6%A0%87%E6%9C%BA%E5%99%A8%E4%B8%8A%E6%B7%BB%E5%8A%A0%E6%95%B0%E6%8D%AE%E7%9B%98-ext4-%E6%96%87%E4%BB%B6%E7%B3%BB%E7%BB%9F%E6%8C%82%E8%BD%BD%E5%8F%82%E6%95%B0" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiDB 环境与系统配置检查</a>。</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">kind:</span> <span class="hljs-string">StorageClass</span> <span class="hljs-attr">apiVersion:</span> <span class="hljs-string">storage.k8s.io/v1</span> <span class="hljs-comment"># ...</span> <span class="hljs-attr">mountOptions:</span> <span class="hljs-bullet">-</span> <span class="hljs-string">nodelalloc,noatime</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li></ol><p>如果想了解更多 EBS 存储类型选择和配置信息，请查看 <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ebs-volume-types.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">AWS 官方文档</a> 和 <a href="https://kubernetes.io/docs/concepts/storage/storage-classes/" target="_blank" referrerpolicy="no-referrer-when-downgrade">Storage Class 官方文档</a>。</p><h3 id="本地存储" style="position:relative"><a href="#%E6%9C%AC%E5%9C%B0%E5%AD%98%E5%82%A8" aria-label="本地存储 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>本地存储</h3><p>请使用 AWS EBS 作为生产环境的存储类型。如果需要模拟测试裸机部署的性能，可以为 TiKV 节点池选择 AWS 部分实例类型提供的 <a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/ssd-instance-store.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">NVMe SSD 本地存储卷</a>，以提供更高的 IOPS 和更低的延迟。</p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><ul><li>运行中的 TiDB 集群不能动态更换 StorageClass，可创建一个新的 TiDB 集群测试。</li><li>由于 EKS 升级或其他原因造成的节点重建会导致<a href="https://docs.aws.amazon.com/AWSEC2/latest/UserGuide/InstanceStorage.html#instance-store-lifetime" target="_blank" referrerpolicy="no-referrer-when-downgrade">本地盘数据会丢失</a>，在重建前你需要提前备份 TiKV 数据，因此不建议在生产环境中使用本地盘。</li><li>为了避免由于节点重建导致本地存储数据丢失，请参考 <a href="https://docs.aws.amazon.com/autoscaling/ec2/userguide/as-suspend-resume-processes.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">AWS 文档</a>停止 TiKV 节点组的 <code>ReplaceUnhealthy</code> 功能。</li></ul></div></div></div><p>要了解哪些 AWS 实例可提供本地存储卷，可以查看 <a href="https://aws.amazon.com/ec2/instance-types/" target="_blank" referrerpolicy="no-referrer-when-downgrade">AWS 实例类型列表</a>。</p><p>下面以 <code>c5d.4xlarge</code> 为例说明如何为本地存储配置 StorageClass。</p><ol><li><p>为 TiKV 创建附带本地存储的节点组。</p><ol><li><p>修改 <code>eksctl</code> 配置文件中 TiKV 节点组实例类型为 <code>c5d.4xlarge</code>：</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tikv-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">instanceType:</span> <span class="hljs-string">c5d.4xlarge</span> <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tikv:NoSchedule</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li><li><p>创建附带本地存储的节点组：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">eksctl create nodegroups -f cluster.yaml </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>若 TiKV 的节点组已存在，为避免名字冲突，可先删除再创建，或者修改节点组的名字。</p></li></ol></li><li><p>部署 local volume provisioner。</p><ol><li><p>为了更方便地发现并管理本地存储，你需要安装 <a href="https://sigs.k8s.io/sig-storage-local-static-provisioner" target="_blank" referrerpolicy="no-referrer-when-downgrade">local-volume-provisioner</a> 程序。</p></li><li><p>通过<a href="https://github.com/kubernetes-sigs/sig-storage-local-static-provisioner/blob/master/docs/operations.md#use-a-whole-disk-as-a-filesystem-pv" target="_blank" referrerpolicy="no-referrer-when-downgrade">普通挂载方式</a>将本地存储挂载到 <code>/mnt/ssd</code> 目录。</p></li><li><p>根据本地存储的挂载情况，修改 <a href="https://raw.githubusercontent.com/pingcap/tidb-operator/v1.5.0/manifests/eks/local-volume-provisioner.yaml" target="_blank" referrerpolicy="no-referrer-when-downgrade">local-volume-provisioner.yaml</a> 文件。</p></li><li><p>使用修改后的 <code>local-volume-provisioner.yaml</code>，部署并创建一个 <code>local-storage</code> 的 Storage Class：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">kubectl apply -f &lt;local-volume-provisioner.yaml&gt; </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre></li></ol></li><li><p>使用本地存储。</p><p>完成前面步骤后，local-volume-provisioner 即可发现集群内所有本地 NVMe SSD 盘。</p></li></ol><p>在 local-volume-provisioner 发现本地盘后，当<a href="#%E9%83%A8%E7%BD%B2-tidb-%E9%9B%86%E7%BE%A4%E5%92%8C%E7%9B%91%E6%8E%A7">部署 TiDB 集群和监控</a>时，请在 <code>tidb-cluster.yaml</code> 中添加 <code>tikv.storageClassName</code> 字段并设置为 <code>local-storage</code>。</p><h2 id="部署-tidb-operator" style="position:relative"><a href="#%E9%83%A8%E7%BD%B2-tidb-operator" aria-label="部署 tidb operator permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>部署 TiDB Operator</h2><p>参考快速上手中<a href="/zh/tidb-in-kubernetes/stable/get-started#第-2-步部署-tidb-operator">部署 TiDB Operator</a>，在 EKS 集群中部署 TiDB Operator。</p><h2 id="部署-tidb-集群和监控" style="position:relative"><a href="#%E9%83%A8%E7%BD%B2-tidb-%E9%9B%86%E7%BE%A4%E5%92%8C%E7%9B%91%E6%8E%A7" aria-label="部署 tidb 集群和监控 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>部署 TiDB 集群和监控</h2><p>下面介绍如何在 AWS EKS 上部署 TiDB 集群和监控组件。</p><h3 id="创建-namespace" style="position:relative"><a href="#%E5%88%9B%E5%BB%BA-namespace" aria-label="创建 namespace permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>创建 namespace</h3><p>执行以下命令，创建 TiDB 集群安装的 namespace：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">kubectl create namespace tidb-cluster </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>这里创建的 namespace 是指 <a href="https://kubernetes.io/docs/concepts/overview/working-with-objects/namespaces/" target="_blank" referrerpolicy="no-referrer-when-downgrade">Kubernetes 命名空间</a>。本文档使用 <code>tidb-cluster</code> 为例，若使用了其他名字，修改相应的 <code>-n</code> 或 <code>--namespace</code> 参数为对应的名字即可。</p></div></div></div><h3 id="部署-tidb-集群和监控-1" style="position:relative"><a href="#%E9%83%A8%E7%BD%B2-tidb-%E9%9B%86%E7%BE%A4%E5%92%8C%E7%9B%91%E6%8E%A7-1" aria-label="部署 tidb 集群和监控 1 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>部署 TiDB 集群和监控</h3><p>首先执行以下命令，下载 TidbCluster 和 TidbMonitor CR 的配置文件。</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">curl -O https://raw.githubusercontent.com/pingcap/tidb-operator/v1.5.0/examples/aws/tidb-cluster.yaml &amp;&amp; \ curl -O https://raw.githubusercontent.com/pingcap/tidb-operator/v1.5.0/examples/aws/tidb-monitor.yaml &amp;&amp; \ curl -O https://raw.githubusercontent.com/pingcap/tidb-operator/v1.5.0/examples/aws/tidb-dashboard.yaml </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>如需了解更详细的配置信息或者进行自定义配置，请参考<a href="/zh/tidb-in-kubernetes/stable/configure-a-tidb-cluster">配置 TiDB 集群</a></p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>默认情况下，<code>tidb-cluster.yaml</code> 文件中 TiDB 服务的 LoadBalancer 配置为 "internal"。这意味着 LoadBalancer 只能在 VPC 内部访问，而不能在外部访问。要通过 MySQL 协议访问 TiDB，你需要使用一个堡垒机或使用 <code>kubectl port-forward</code>。如果你想在互联网上公开访问 TiDB，并且知晓这样做的风险，你可以在 <code>tidb-cluster.yaml</code> 文件中将 LoadBalancer 从 "internal" 改为 "internet-facing"。</p></div></div></div><p>执行以下命令，在 EKS 集群中部署 TidbCluster 和 TidbMonitor CR。</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">kubectl apply -f tidb-cluster.yaml -n tidb-cluster &amp;&amp; \ kubectl apply -f tidb-monitor.yaml -n tidb-cluster </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>当上述 yaml 文件被应用到 Kubernetes 集群后，TiDB Operator 会负责根据 yaml 文件描述，创建对应配置的 TiDB 集群及其监控。</p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>如果要将 TiDB 集群部署到 ARM64 机器上，可以参考<a href="/zh/tidb-in-kubernetes/stable/deploy-cluster-on-arm64">在 ARM64 机器上部署 TiDB 集群</a>。</p></div></div></div><h3 id="查看-tidb-集群启动状态" style="position:relative"><a href="#%E6%9F%A5%E7%9C%8B-tidb-%E9%9B%86%E7%BE%A4%E5%90%AF%E5%8A%A8%E7%8A%B6%E6%80%81" aria-label="查看 tidb 集群启动状态 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>查看 TiDB 集群启动状态</h3><p>使用以下命令查看 TiDB 集群启动状态：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">kubectl get pods -n tidb-cluster </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>当所有 pods 都处于 Running &amp; Ready 状态时，则可以认为 TiDB 集群已经成功启动。如下是一个正常运行的 TiDB 集群的示例输出：</p><pre><code class="hljs language-"><div class="MuiBox-root css-1qhimia">NAME READY STATUS RESTARTS AGE tidb-discovery-5cb8474d89-n8cxk 1/1 Running 0 47h tidb-monitor-6fbcc68669-dsjlc 3/3 Running 0 47h tidb-pd-0 1/1 Running 0 47h tidb-pd-1 1/1 Running 0 46h tidb-pd-2 1/1 Running 0 46h tidb-tidb-0 2/2 Running 0 47h tidb-tidb-1 2/2 Running 0 46h tidb-tikv-0 1/1 Running 0 47h tidb-tikv-1 1/1 Running 0 47h tidb-tikv-2 1/1 Running 0 47h </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><h2 id="访问数据库" style="position:relative"><a href="#%E8%AE%BF%E9%97%AE%E6%95%B0%E6%8D%AE%E5%BA%93" aria-label="访问数据库 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>访问数据库</h2><p>创建好 TiDB 集群后，我们就可以访问数据库，进行测试和开发了。</p><h3 id="准备一台堡垒机" style="position:relative"><a href="#%E5%87%86%E5%A4%87%E4%B8%80%E5%8F%B0%E5%A0%A1%E5%9E%92%E6%9C%BA" aria-label="准备一台堡垒机 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>准备一台堡垒机</h3><p>我们为 TiDB 集群创建的是内网 LoadBalancer，因此可以在集群 VPC 内创建一台<a href="https://aws.amazon.com/quickstart/architecture/linux-bastion/" target="_blank" referrerpolicy="no-referrer-when-downgrade">堡垒机</a>来访问数据库。具体参考 <a href="https://aws.amazon.com/quickstart/architecture/linux-bastion/" target="_blank" referrerpolicy="no-referrer-when-downgrade">AWS Linux 堡垒机文档</a>在 AWS Console 上创建即可。</p><p>VPC 和 Subnet 需选择集群的 VPC 和 Subnet，在下拉框通过集群名字确认是否正确。可以通过以下命令查看集群的 VPC 和 Subnet 来验证：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">eksctl get cluster -n <span class="hljs-variable">${clusterName}</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>同时需允许本机网络访问，并选择正确的 Key Pair 以便能通过 SSH 登录机器。</p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>除使用堡垒机以外，也可以使用 <a href="https://docs.aws.amazon.com/vpc/latest/peering/what-is-vpc-peering.html" target="_blank" referrerpolicy="no-referrer-when-downgrade">VPC Peering</a> 连接现有机器到集群 VPC。若 EKS 创建于已经存在的 VPC 中，可使用 VPC 内现有机器。</p></div></div></div><h3 id="安装-mysql-客户端并连接" style="position:relative"><a href="#%E5%AE%89%E8%A3%85-mysql-%E5%AE%A2%E6%88%B7%E7%AB%AF%E5%B9%B6%E8%BF%9E%E6%8E%A5" aria-label="安装 mysql 客户端并连接 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>安装 MySQL 客户端并连接</h3><p>创建好堡垒机后，我们可以通过 SSH 远程连接到堡垒机，再通过 MySQL 客户端来访问 TiDB 集群。</p><p>使用 SSH 登录堡垒机：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">ssh [-i /path/to/your/private-key.pem] ec2-user@&lt;bastion-public-dns-name&gt; </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>在堡垒机上安装 MySQL 客户端：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">sudo yum install mysql -y </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>连接到 TiDB 集群：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">mysql --comments -h <span class="hljs-variable">${tidb-nlb-dnsname}</span> -P 4000 -u root </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>其中 <code>${tidb-nlb-dnsname}</code> 为 TiDB Service 的 LoadBalancer 域名，可以通过命令 <code>kubectl get svc basic-tidb -n tidb-cluster</code> 输出中的 <code>EXTERNAL-IP</code> 字段查看。</p><p>以下为一个连接 TiDB 集群的示例：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">$ mysql --comments -h abfc623004ccb4cc3b363f3f37475af1-9774d22c27310bc1.elb.us-west-2.amazonaws.com -P 4000 -u root Welcome to the MariaDB monitor. Commands end with ; or \g. Your MySQL connection <span class="hljs-built_in">id</span> is 1189 Server version: 5.7.25-TiDB-v4.0.2 TiDB Server (Apache License 2.0) Community Edition, MySQL 5.7 compatible Type <span class="hljs-string">'help;'</span> or <span class="hljs-string">'\h'</span> <span class="hljs-keyword">for</span> <span class="hljs-built_in">help</span>. Type <span class="hljs-string">'\c'</span> to clear the current input statement. MySQL [(none)]&gt; show status; +--------------------+--------------------------------------+ | Variable_name | Value | +--------------------+--------------------------------------+ | Ssl_cipher | | | Ssl_cipher_list | | | Ssl_verify_mode | 0 | | Ssl_version | | | ddl_schema_version | 22 | | server_id | ed4ba88b-436a-424d-9087-977e897cf5ec | +--------------------+--------------------------------------+ 6 rows <span class="hljs-keyword">in</span> <span class="hljs-built_in">set</span> (0.00 sec) </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><ul><li><a href="https://dev.mysql.com/doc/refman/8.0/en/server-system-variables.html#sysvar_default_authentication_plugin" target="_blank" referrerpolicy="no-referrer-when-downgrade">MySQL 8.0 默认认证插件</a>从 <code>mysql_native_password</code> 更新为 <code>caching_sha2_password</code>，因此如果使用 MySQL 8.0 客户端访问 TiDB 服务（TiDB 版本 &lt; v4.0.7），并且用户账户有配置密码，需要显示指定 <code>--default-auth=mysql_native_password</code> 参数。</li><li>TiDB（v4.0.2 起且发布于 2023 年 2 月 20 日前的版本）默认会定期收集使用情况信息，并将这些信息分享给 PingCAP 用于改善产品。若要了解所收集的信息详情及如何禁用该行为，请参见 <a href="https://docs.pingcap.com/zh/tidb/stable/telemetry" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiDB 遥测功能使用文档</a>。自 2023 年 2 月 20 日起，新发布的 TiDB 版本默认不再收集使用情况信息分享给 PingCAP，参见 <a href="https://docs.pingcap.com/zh/tidb/stable/release-timeline" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiDB 版本发布时间线</a>。</li></ul></div></div></div><h2 id="访问-grafana-监控" style="position:relative"><a href="#%E8%AE%BF%E9%97%AE-grafana-%E7%9B%91%E6%8E%A7" aria-label="访问 grafana 监控 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>访问 Grafana 监控</h2><p>先获取 Grafana 的 LoadBalancer 域名：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">kubectl -n tidb-cluster get svc basic-grafana </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>示例输出：</p><pre><code class="hljs language-"><div class="MuiBox-root css-1qhimia">$ kubectl get svc basic-grafana NAME TYPE CLUSTER-IP EXTERNAL-IP PORT(S) AGE basic-grafana LoadBalancer 10.100.199.42 a806cfe84c12a4831aa3313e792e3eed-1964630135.us-west-2.elb.amazonaws.com 3000:30761/TCP 121m </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>其中 <code>EXTERNAL-IP</code> 栏即为 LoadBalancer 域名。</p><p>你可以通过浏览器访问 <code>${grafana-lb}:3000</code> 地址查看 Grafana 监控指标。其中 <code>${grafana-lb}</code> 替换成前面获取的域名。</p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardInfo MuiAlert-standard css-152gid5" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="InfoOutlinedIcon"><path d="M11,9H13V7H11M12,20C7.59,20 4,16.41 4,12C4,7.59 7.59,4 12,4C16.41,4 20,7.59 20, 12C20,16.41 16.41,20 12,20M12,2A10,10 0 0,0 2,12A10,10 0 0,0 12,22A10,10 0 0,0 22,12A10, 10 0 0,0 12,2M11,17H13V11H11V17Z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">注意</div><p>Grafana 默认用户名和密码均为 admin。</p></div></div></div><h2 id="访问-tidb-dashboard" style="position:relative"><a href="#%E8%AE%BF%E9%97%AE-tidb-dashboard" aria-label="访问 tidb dashboard permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>访问 TiDB Dashboard</h2><p>如果想要安全地访问 TiDB Dashboard，详情可以参见<a href="/zh/tidb-in-kubernetes/stable/access-dashboard">访问 TiDB Dashboard</a>。</p><h2 id="升级-tidb-集群" style="position:relative"><a href="#%E5%8D%87%E7%BA%A7-tidb-%E9%9B%86%E7%BE%A4" aria-label="升级 tidb 集群 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>升级 TiDB 集群</h2><p>要升级 TiDB 集群，可以通过 <code>kubectl patch tc basic -n tidb-cluster --type merge -p '{"spec":{"version":"${version}"}}'</code> 命令修改。</p><p>升级过程会持续一段时间，你可以通过 <code>kubectl get pods -n tidb-cluster --watch</code> 命令持续观察升级进度。</p><h2 id="扩容-tidb-集群" style="position:relative"><a href="#%E6%89%A9%E5%AE%B9-tidb-%E9%9B%86%E7%BE%A4" aria-label="扩容 tidb 集群 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>扩容 TiDB 集群</h2><p>扩容前需要对相应的节点组进行扩容，以便新的实例有足够的资源运行。以下展示扩容 EKS 节点组和 TiDB 集群组件的操作。</p><h3 id="扩容-eks-节点组" style="position:relative"><a href="#%E6%89%A9%E5%AE%B9-eks-%E8%8A%82%E7%82%B9%E7%BB%84" aria-label="扩容 eks 节点组 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>扩容 EKS 节点组</h3><p>TiKV 扩容需要保证在各可用区均匀扩容。以下是将集群 <code>${clusterName}</code> 的 <code>tikv-1a</code>、<code>tikv-1c</code>、<code>tikv-1d</code> 节点组扩容到 2 节点的示例：</p><pre><code class="hljs language-sh"><div class="MuiBox-root css-1qhimia">eksctl scale nodegroup --cluster <span class="hljs-variable">${clusterName}</span> --name tikv-1a --nodes 2 --nodes-min 2 --nodes-max 2 eksctl scale nodegroup --cluster <span class="hljs-variable">${clusterName}</span> --name tikv-1c --nodes 2 --nodes-min 2 --nodes-max 2 eksctl scale nodegroup --cluster <span class="hljs-variable">${clusterName}</span> --name tikv-1d --nodes 2 --nodes-min 2 --nodes-max 2 </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>更多节点组管理可参考 <a href="https://eksctl.io/usage/managing-nodegroups/" target="_blank" referrerpolicy="no-referrer-when-downgrade">eksctl 文档</a>。</p><h3 id="扩容-tidb-组件" style="position:relative"><a href="#%E6%89%A9%E5%AE%B9-tidb-%E7%BB%84%E4%BB%B6" aria-label="扩容 tidb 组件 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>扩容 TiDB 组件</h3><p>扩容 EKS 节点组后，可以使用命令 <code>kubectl edit tc basic -n tidb-cluster</code> 修改各组件的 <code>replicas</code> 为期望的新副本数进行扩容。</p><h2 id="部署-tiflashticdc" style="position:relative"><a href="#%E9%83%A8%E7%BD%B2-tiflashticdc" aria-label="部署 tiflashticdc permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>部署 TiFlash/TiCDC</h2><p><a href="https://docs.pingcap.com/zh/tidb/stable/tiflash-overview" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiFlash</a> 是 TiKV 的列存扩展。</p><p><a href="https://docs.pingcap.com/zh/tidb/stable/ticdc-overview" target="_blank" referrerpolicy="no-referrer-when-downgrade">TiCDC</a> 是一款通过拉取 TiKV 变更日志实现的 TiDB 增量数据同步工具。</p><p>这两个组件<em>不是必选</em>安装项，这里提供一个快速安装上手示例。</p><h3 id="新增节点组" style="position:relative"><a href="#%E6%96%B0%E5%A2%9E%E8%8A%82%E7%82%B9%E7%BB%84" aria-label="新增节点组 permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>新增节点组</h3><p>在 eksctl 的配置文件 cluster.yaml 中新增以下两项，为 TiFlash/TiCDC 各自新增一个节点组。<code>desiredCapacity</code> 决定期望的节点数，根据实际需求而定。</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tiflash-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tiflash-1d</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1d"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">tiflash-1c</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1c"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">tiflash:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">ticdc-1a</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1a"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">ticdc-1d</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1d"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc:NoSchedule</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">name:</span> <span class="hljs-string">ticdc-1c</span> <span class="hljs-attr">desiredCapacity:</span> <span class="hljs-number">1</span> <span class="hljs-attr">privateNetworking:</span> <span class="hljs-literal">true</span> <span class="hljs-attr">availabilityZones:</span> [<span class="hljs-string">"ap-northeast-1c"</span>] <span class="hljs-attr">labels:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc</span> <span class="hljs-attr">taints:</span> <span class="hljs-attr">dedicated:</span> <span class="hljs-string">ticdc:NoSchedule</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>具体命令根据 EKS 集群创建情况而定：</p><ul><li>若集群还未创建，使用 <code>eksctl create cluster -f cluster.yaml</code> 命令创建集群和节点组。</li><li>若集群已经创建，使用 <code>eksctl create nodegroup -f cluster.yaml</code> 命令只创建节点组（已经存在的节点组会忽略，不会重复创建）。</li></ul><h3 id="配置并部署-tiflashticdc" style="position:relative"><a href="#%E9%85%8D%E7%BD%AE%E5%B9%B6%E9%83%A8%E7%BD%B2-tiflashticdc" aria-label="配置并部署 tiflashticdc permalink" class="anchor before"><svg aria-hidden="true" focusable="false" height="16" version="1.1" viewbox="0 0 16 16" width="16"><path fill-rule="evenodd" d="M4 9h1v1H4c-1.5 0-3-1.69-3-3.5S2.55 3 4 3h4c1.45 0 3 1.69 3 3.5 0 1.41-.91 2.72-2 3.25V8.59c.58-.45 1-1.27 1-2.09C10 5.22 8.98 4 8 4H4c-.98 0-2 1.22-2 2.5S3 9 4 9zm9-3h-1v1h1c1 0 2 1.22 2 2.5S13.98 12 13 12H9c-.98 0-2-1.22-2-2.5 0-.83.42-1.64 1-2.09V6.25c-1.09.53-2 1.84-2 3.25C6 11.31 7.55 13 9 13h4c1.45 0 3-1.69 3-3.5S14.5 6 13 6z"/></svg></a>配置并部署 TiFlash/TiCDC</h3><p>如果要部署 TiFlash，可以在 tidb-cluster.yaml 中配置 <code>spec.tiflash</code>，例如：</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">spec:</span> <span class="hljs-attr">tiflash:</span> <span class="hljs-attr">baseImage:</span> <span class="hljs-string">pingcap/tiflash</span> <span class="hljs-attr">maxFailoverCount:</span> <span class="hljs-number">0</span> <span class="hljs-attr">replicas:</span> <span class="hljs-number">1</span> <span class="hljs-attr">storageClaims:</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">resources:</span> <span class="hljs-attr">requests:</span> <span class="hljs-attr">storage:</span> <span class="hljs-string">100Gi</span> <span class="hljs-attr">tolerations:</span> <span class="hljs-bullet">-</span> <span class="hljs-attr">effect:</span> <span class="hljs-string">NoSchedule</span> <span class="hljs-attr">key:</span> <span class="hljs-string">dedicated</span> <span class="hljs-attr">operator:</span> <span class="hljs-string">Equal</span> <span class="hljs-attr">value:</span> <span class="hljs-string">tiflash</span> </div><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-1rmx1rm" tabindex="0" type="button" aria-label="Toggle code wrap"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="WrapTextIcon"><path d="M4 19h6v-2H4v2zM20 5H4v2h16V5zm-3 6H4v2h13.25c1.1 0 2 .9 2 2s-.9 2-2 2H15v-2l-3 3 3 3v-2h2c2.21 0 4-1.79 4-4s-1.79-4-4-4z"/></svg></button><button class="MuiButtonBase-root MuiIconButton-root MuiIconButton-sizeSmall css-fxo539" tabindex="0" type="button" aria-label="copy"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ContentCopyIcon"><path d="M16 1H4c-1.1 0-2 .9-2 2v14h2V3h12V1zm3 4H8c-1.1 0-2 .9-2 2v14c0 1.1.9 2 2 2h11c1.1 0 2-.9 2-2V7c0-1.1-.9-2-2-2zm0 16H8V7h11v14z"/></svg></button></code></pre><p>其他参数可以参考 <a href="/zh/tidb-in-kubernetes/stable/configure-a-tidb-cluster">TiDB 集群配置文档</a>进行配置。</p><div class="MuiBox-root css-1weqspv"><div class="MuiPaper-root MuiPaper-elevation MuiPaper-rounded MuiPaper-elevation0 MuiAlert-root MuiAlert-standardError MuiAlert-standard css-21rxh6" role="alert"><div class="MuiAlert-icon css-1l54tgj"><svg class="MuiSvgIcon-root MuiSvgIcon-fontSizeInherit css-1cw4hi4" focusable="false" aria-hidden="true" viewbox="0 0 24 24" data-testid="ErrorOutlineIcon"><path d="M11 15h2v2h-2zm0-8h2v6h-2zm.99-5C6.47 2 2 6.48 2 12s4.47 10 9.99 10C17.52 22 22 17.52 22 12S17.52 2 11.99 2zM12 20c-4.42 0-8-3.58-8-8s3.58-8 8-8 8 3.58 8 8-3.58 8-8 8z"/></svg></div><div class="MuiAlert-message css-1xsto0d"><div class="MuiTypography-root MuiTypography-body1 MuiTypography-gutterBottom MuiAlertTitle-root css-17ioyuk">警告</div><p>由于 TiDB Operator 会按照 <code>storageClaims</code> 列表中的配置<strong>按顺序</strong>自动挂载 PV，如果需要为 TiFlash 增加磁盘，请确保只在列表原有配置<strong>末尾添加</strong>，并且<strong>不能</strong>修改列表中原有配置的顺序。</p></div></div></div><p>如果要部署 TiCDC，可以在 tidb-cluster.yaml 中配置 <code>spec.ticdc</code>，例如：</p><pre><code class="hljs language-yaml"><div class="MuiBox-root css-1qhimia"><span class="hljs-attr">spec:</span> <span class="hljs-attr">ticdc:</span> <span class="hljs-attr">baseImage:</span> <span class="hljs-string">pingcap/ticdc</span> <span class="hljs-attr">replicas:</span> <span class="hljs-number">1</span>