{"id":5290,"date":"2026-10-06T13:25:49","date_gmt":"2026-10-06T13:25:49","guid":{"rendered":"https:\/\/zynoo.com\/blog\/install-kubernetes-ubuntu-k3s\/"},"modified":"2026-11-01T13:35:49","modified_gmt":"2026-11-01T13:35:49","slug":"install-kubernetes-ubuntu-k3s","status":"publish","type":"post","link":"https:\/\/zynoo.com\/blog\/zh\/install-kubernetes-ubuntu-k3s\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528 K3s \u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\" id=\"h-\">\u60f3\u8981<strong>\u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes<\/strong>\uff0c\u5374\u4e0d\u60f3\u4ece\u96f6\u5f00\u59cb\u914d\u7f6e\u590d\u6742\u7684\u96c6\u7fa4\uff1fK3s \u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7 Kubernetes \u53d1\u884c\u7248\uff0c\u80fd\u7b80\u5316\u5b89\u88c5\u8fc7\u7a0b\uff0c\u5bf9\u4e8e\u5728 VPS \u4e0a\u5b66\u4e60 Kubernetes \u7684\u5f00\u53d1\u8005\u6765\u8bf4\u662f\u4e00\u4e2a\u5b9e\u7528\u7684\u9009\u62e9\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u672c\u6307\u5357\u5c06\u4ecb\u7ecd\u5982\u4f55\u4f7f\u7528 K3s \u5728 Ubuntu 24.04 \u4e0a\u5b89\u88c5 Kubernetes\u3001\u521b\u5efa\u5355\u8282\u70b9\u96c6\u7fa4\u3001\u90e8\u7f72 Nginx \u5e94\u7528\uff0c\u5e76\u9a8c\u8bc1\u4e00\u5207\u662f\u5426\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u60a8\u65e0\u9700\u5b89\u88c5 Docker\uff0c\u4e5f\u65e0\u9700\u5355\u72ec\u914d\u7f6e\u5bb9\u5668\u8fd0\u884c\u65f6\u3002<\/p>\n\n<h2 id=\"h-what-is-k3s-and-why-use-it\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E4%BB%80%E4%B9%88%E6%98%AF_K3s%EF%BC%9F%E4%B8%BA%E4%BB%80%E4%B9%88%E8%A6%81%E4%BD%BF%E7%94%A8%E5%AE%83%EF%BC%9F\"><\/span>\u4ec0\u4e48\u662f K3s\uff1f\u4e3a\u4ec0\u4e48\u8981\u4f7f\u7528\u5b83\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">K3s \u662f\u4e00\u4e2a\u83b7\u5f97 CNCF \u8ba4\u8bc1\u7684\u8f7b\u91cf\u7ea7 Kubernetes \u53d1\u884c\u7248\uff0c\u65e8\u5728\u964d\u4f4e Kubernetes \u5b89\u88c5\u548c\u8fd0\u7ef4\u7684\u590d\u6742\u5ea6\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5b83\u5c06\u5bb9\u5668\u8fd0\u884c\u65f6\u548c\u96c6\u7fa4\u7f51\u7edc\u7b49\u5fc5\u8981\u7ec4\u4ef6\u96c6\u6210\u5728\u4e00\u8d77\uff0c\u7b80\u5316\u4e86\u5b89\u88c5\u8fc7\u7a0b\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u4e0e\u4f7f\u7528 kubeadm \u5b89\u88c5\u4f20\u7edf Kubernetes \u7684\u65b9\u5f0f\u4e0d\u540c\uff0cK3s \u4f1a\u81ea\u52a8\u5b8c\u6210\u5927\u90e8\u5206\u521d\u59cb\u914d\u7f6e\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5355\u8282\u70b9 K3s \u5b89\u88c5\u540e\u5c31\u662f\u4e00\u4e2a\u53ef\u7528\u7684 Kubernetes \u96c6\u7fa4\uff0c\u9002\u5408\u7528\u4e8e\u5f00\u53d1\u3001\u6d4b\u8bd5\u548c\u5b66\u4e60\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u60a8\u8fd8\u4e0d\u719f\u6089 Pod \u548c Deployment \u7b49 Kubernetes \u6982\u5ff5\uff0c\u8bf7\u5148\u9605\u8bfb\u6211\u4eec\u7684<a href=\"https:\/\/zynoo.com\/blog\/zh\/what-is-kubernetes\/\">\u300a\u4ec0\u4e48\u662f Kubernetes\uff1f\u300b<\/a>\u6307\u5357\u3002<\/p>\n\n<figure class=\"wp-block-image size-large\"><img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"576\" src=\"https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1-1024x576.webp\" alt=\"\u4f7f\u7528 K3s \u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes\" class=\"wp-image-5287\" srcset=\"https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1-1024x576.webp 1024w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1-300x169.webp 300w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1-768x432.webp 768w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1-1536x864.webp 1536w, https:\/\/zynoo.com\/blog\/wp-content\/uploads\/2026\/11\/Install-Kubernetes-on-Ubuntu-Using-K3s-1.webp 1672w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/><\/figure>\n\n<h2 id=\"h-prerequisites\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%89%8D%E6%8F%90%E6%9D%A1%E4%BB%B6\"><\/span>\u524d\u63d0\u6761\u4ef6<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u5f00\u59cb\u4e4b\u524d\uff0c\u60a8\u9700\u8981\u51c6\u5907\uff1a<\/p>\n\n<ul class=\"wp-block-list\">\n<li>\u4e00\u53f0\u8fd0\u884c Ubuntu 24.04 LTS \u7684\u670d\u52a1\u5668\u3002<\/li>\n\n\n\n<li>\u5177\u6709 sudo \u6743\u9650\u7684 SSH \u8bbf\u95ee\u8d26\u53f7\u3002<\/li>\n\n\n\n<li>\u81f3\u5c11 2 \u4e2a CPU \u6838\u5fc3\u548c 2 GB \u5185\u5b58\u3002<\/li>\n\n\n\n<li>\u6700\u597d\u914d\u5907 4 GB \u6216\u66f4\u591a\u5185\u5b58\uff0c\u4ee5\u83b7\u5f97\u66f4\u987a\u7545\u7684\u5b66\u4e60\u4f53\u9a8c\u3002<\/li>\n\n\n\n<li>\u8db3\u591f\u7684 SSD \u5b58\u50a8\u7a7a\u95f4\uff0c\u4ee5\u53ca\u7528\u4e8e\u4e0b\u8f7d\u5bb9\u5668\u955c\u50cf\u7684\u4e92\u8054\u7f51\u8fde\u63a5\u3002<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">K3s \u5b98\u65b9\u5217\u51fa\u7684\u670d\u52a1\u5668\u8282\u70b9\u6700\u4f4e\u914d\u7f6e\u8981\u6c42\u662f 2 \u4e2a CPU \u6838\u5fc3\u548c 2 GB \u5185\u5b58\u3002\u5b9e\u9645\u5de5\u4f5c\u8d1f\u8f7d\u53ef\u80fd\u9700\u8981\u66f4\u9ad8\u7684\u914d\u7f6e\u3002<\/p>\n\n<div style=\"background:linear-gradient(110deg,#06347d,#0862d8);border-radius:10px;padding:20px 24px;margin:28px 0;color:#fff;font-family:inherit\">\n  <div style=\"display:flex;align-items:center;justify-content:space-between;gap:18px;flex-wrap:wrap\">\n    <div style=\"flex:1 1 230px\">\n      <div style=\"font-size:17px;font-weight:700;line-height:1.4;margin-bottom:5px\">\n        \u9700\u8981\u4e00\u53f0\u7528\u4e8e\u8fd0\u884c Kubernetes \u7684 Ubuntu VPS\uff1f\n      <\/div>\n      <div style=\"font-size:13px;line-height:1.6;color:#e1edff\">\n        \u501f\u52a9 root \u6743\u9650\u548c\u7075\u6d3b\u7684\u670d\u52a1\u5668\u8d44\u6e90\u90e8\u7f72 K3s\u3002\n      <\/div>\n    <\/div>\n    <a href=\"https:\/\/zynoo.com\/ubuntu-vps.html\" style=\"display:inline-block;background:#fff;color:#073b90;padding:11px 17px;border-radius:6px;font-size:13px;font-weight:700;text-decoration:none;white-space:nowrap\">\n      \u67e5\u770b Ubuntu VPS \u2192\n    <\/a>\n  <\/div>\n<\/div>\n\n<p class=\"wp-block-paragraph\"><strong>\u5b89\u5168\u63d0\u793a\uff1a<\/strong>\u4fdd\u6301 SSH \u53ef\u8bbf\u95ee\uff0c\u5e76\u9650\u5236\u5bf9 6443 \u7aef\u53e3\u4e0a\u7684 Kubernetes API \u7684\u8bbf\u95ee\u3002\u672c\u6559\u7a0b\u65e0\u9700\u5411\u516c\u7f51\u5f00\u653e\u8be5\u7aef\u53e3\u3002\u5982\u679c\u60a8\u4f7f\u7528 UFW \u6216\u5176\u4ed6\u9632\u706b\u5899\uff0c\u8bf7\u5728\u5b89\u88c5\u524d\u67e5\u9605 K3s \u5b98\u65b9\u7f51\u7edc\u8981\u6c42\u3002<\/p>\n\n<h2 id=\"h-step-1-update-your-ubuntu-server\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_1_%E6%AD%A5%EF%BC%9A%E6%9B%B4%E6%96%B0_Ubuntu_%E6%9C%8D%E5%8A%A1%E5%99%A8\"><\/span>\u7b2c 1 \u6b65\uff1a\u66f4\u65b0 Ubuntu \u670d\u52a1\u5668<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7 SSH \u8fde\u63a5\u5230 Ubuntu \u670d\u52a1\u5668\uff0c\u5e76\u66f4\u65b0\u8f6f\u4ef6\u5305\u4fe1\u606f\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo apt update\nsudo apt upgrade -y<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5 Ubuntu \u7248\u672c\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>lsb_release -a<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u60a8\u5e94\u8be5\u4f1a\u770b\u5230 Ubuntu 24.04 LTS\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u7cfb\u7edf\u66f4\u65b0\u8981\u6c42\u91cd\u542f\uff0c\u8bf7\u91cd\u542f\u670d\u52a1\u5668\uff0c\u7136\u540e\u901a\u8fc7 SSH \u91cd\u65b0\u8fde\u63a5\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">K3s \u4f1a\u5b89\u88c5\u81ea\u5e26\u7684\u5bb9\u5668\u8fd0\u884c\u65f6\uff0c\u56e0\u6b64\u65e0\u9700\u5b89\u88c5 Docker Engine\u3002<\/p>\n\n<h2 id=\"h-step-2-install-kubernetes-on-ubuntu-using-k3s\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_2_%E6%AD%A5%EF%BC%9A%E4%BD%BF%E7%94%A8_K3s_%E5%9C%A8_Ubuntu_%E4%B8%8A%E5%AE%89%E8%A3%85_Kubernetes\"><\/span>\u7b2c 2 \u6b65\uff1a\u4f7f\u7528 K3s \u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">K3s \u63d0\u4f9b\u5b98\u65b9\u5b89\u88c5\u811a\u672c\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u6807\u51c6\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>curl -sfL https:\/\/get.k3s.io | sh -<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u6b64\u547d\u4ee4\u4f1a\u4e0b\u8f7d\u5e76\u8fd0\u884c K3s \u5b89\u88c5\u7a0b\u5e8f\u3002\u8fd0\u884c\u524d\u8bf7\u67e5\u9605<a href=\"https:\/\/docs.k3s.io\/quick-start\">\u5b98\u65b9\u5b89\u88c5\u8bf4\u660e<\/a>\u5e76\u68c0\u67e5\u5b89\u88c5\u7a0b\u5e8f\uff0c\u5c24\u5176\u662f\u5728\u751f\u4ea7\u670d\u52a1\u5668\u4e0a\u64cd\u4f5c\u65f6\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5b89\u88c5\u8fc7\u7a0b\u4f1a\u5c06 K3s \u914d\u7f6e\u4e3a systemd \u670d\u52a1\uff0c\u5e76\u5b89\u88c5 Kubernetes \u7ba1\u7406\u5de5\u5177\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5b89\u88c5\u5b8c\u6210\u540e\uff0c\u68c0\u67e5\u670d\u52a1\u72b6\u6001\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo systemctl status k3s<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u67e5\u627e\u4ee5\u4e0b\u5185\u5bb9\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>Active: active (running)<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u6309 <code>q<\/code> \u9000\u51fa\u72b6\u6001\u663e\u793a\u754c\u9762\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u670d\u52a1\u6b63\u5728\u8fd0\u884c\uff0c\u8bf4\u660e Kubernetes \u5df2\u6210\u529f\u542f\u52a8\u3002<\/p>\n\n<h2 id=\"h-step-3-verify-your-kubernetes-cluster\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_3_%E6%AD%A5%EF%BC%9A%E9%AA%8C%E8%AF%81_Kubernetes_%E9%9B%86%E7%BE%A4\"><\/span>\u7b2c 3 \u6b65\uff1a\u9a8c\u8bc1 Kubernetes \u96c6\u7fa4<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">K3s \u81ea\u5e26\u7528\u4e8e\u7ba1\u7406 Kubernetes \u8d44\u6e90\u7684 <code>kubectl<\/code> \u547d\u4ee4\u884c\u5de5\u5177\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get nodes<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u96c6\u7fa4\u521d\u59cb\u5316\u540e\uff0c\u60a8\u4f1a\u770b\u5230\u7c7b\u4f3c\u4ee5\u4e0b\u7684\u8f93\u51fa\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>NAME        STATUS   ROLES                  AGE   VERSION\nubuntu-vps  Ready    control-plane,master   2m    v1.xx.x+k3s1<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u60a8\u7684\u4e3b\u673a\u540d\u548c Kubernetes \u7248\u672c\u4f1a\u6709\u6240\u4e0d\u540c\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5173\u952e\u662f <strong>Ready<\/strong> \u72b6\u6001\uff0c\u5b83\u8868\u793a Kubernetes \u8ba4\u4e3a\u8be5\u8282\u70b9\u5df2\u51c6\u5907\u597d\u8fd0\u884c\u5de5\u4f5c\u8d1f\u8f7d\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u63a5\u4e0b\u6765\uff0c\u68c0\u67e5\u7cfb\u7edf Pod\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get pods -A<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u6b64\u547d\u4ee4\u4f1a\u5217\u51fa\u6240\u6709\u547d\u540d\u7a7a\u95f4\u4e2d\u7684 Pod\uff0c\u5305\u62ec Kubernetes \u7cfb\u7edf\u670d\u52a1\u7684 Pod\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u67d0\u4e9b\u7ec4\u4ef6\u53ef\u80fd\u9700\u8981\u4e00\u70b9\u65f6\u95f4\u624d\u80fd\u5b8c\u6210\u521d\u59cb\u5316\u3002\u5982\u679c\u5b83\u4eec\u4ecd\u5728\u542f\u52a8\uff0c\u8bf7\u7a0d\u540e\u518d\u6b21\u68c0\u67e5\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\uff0c\u60a8\u5df2\u4f7f\u7528 K3s \u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes\uff0c\u96c6\u7fa4\u5df2\u51c6\u5907\u597d\u8fd0\u884c\u5bb9\u5668\u5316\u5e94\u7528\u3002\u63a5\u4e0b\u6765\u90e8\u7f72 Nginx\uff0c\u786e\u8ba4\u4e00\u5207\u662f\u5426\u6b63\u5e38\u8fd0\u884c\u3002<\/p>\n\n<h2 id=\"h-step-4-deploy-your-first-application\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_4_%E6%AD%A5%EF%BC%9A%E9%83%A8%E7%BD%B2%E7%AC%AC%E4%B8%80%E4%B8%AA%E5%BA%94%E7%94%A8\"><\/span>\u7b2c 4 \u6b65\uff1a\u90e8\u7f72\u7b2c\u4e00\u4e2a\u5e94\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u96c6\u7fa4\u8fd0\u884c\u540e\uff0c\u6211\u4eec\u6765\u90e8\u7f72\u4e00\u4e2a\u7b80\u5355\u7684 Nginx Web \u670d\u52a1\u5668\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u521b\u5efa\u4e00\u4e2a Deployment\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl create deployment demo-nginx --image=nginx:stable<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">Kubernetes \u4f1a\u521b\u5efa\u4e00\u4e2a\u7528\u4e8e\u7ba1\u7406 Nginx \u5bb9\u5668\u7684 Deployment\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5\u90e8\u7f72\u8fdb\u5ea6\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get deployments<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u7b49\u5f85 Deployment \u663e\u793a\u6709\u4e00\u4e2a\u53ef\u7528\u526f\u672c\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u60a8\u4e5f\u53ef\u4ee5\u67e5\u770b\u5bf9\u5e94\u7684 Pod\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get pods<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u6700\u7ec8\uff0cPod \u5e94\u663e\u793a <code>Running<\/code> \u72b6\u6001\uff0c\u4e14\u5176\u4e2d\u7684\u5bb9\u5668\u5df2\u5c31\u7eea\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5982\u679c\u770b\u5230 <code>ContainerCreating<\/code>\uff0c\u53ef\u80fd\u662f\u5bb9\u5668\u955c\u50cf\u4ecd\u5728\u4e0b\u8f7d\u3002<\/p>\n\n<h2 id=\"h-step-5-create-a-kubernetes-service\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_5_%E6%AD%A5%EF%BC%9A%E5%88%9B%E5%BB%BA_Kubernetes_Service\"><\/span>\u7b2c 5 \u6b65\uff1a\u521b\u5efa Kubernetes Service<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">Kubernetes Service \u4e3a\u5e94\u7528\u63d0\u4f9b\u7a33\u5b9a\u7684\u7f51\u7edc\u8bbf\u95ee\u7aef\u70b9\uff0c\u5373\u4f7f\u5176 Pod \u88ab\u66ff\u6362\uff0c\u8be5\u7aef\u70b9\u4e5f\u4fdd\u6301\u4e0d\u53d8\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5728\u96c6\u7fa4\u5185\u90e8\u5f00\u653e Nginx Deployment\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl expose deployment demo-nginx --type=ClusterIP --port=80<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5 Service\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get services<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u60a8\u5e94\u8be5\u4f1a\u770b\u5230\u4e00\u4e2a\u540d\u4e3a <code>demo-nginx<\/code> \u7684 Service\uff0c\u5177\u6709 ClusterIP \u5730\u5740\u548c 80 \u7aef\u53e3\u3002<\/p>\n\n<p class=\"wp-block-paragraph\"><code>ClusterIP<\/code> \u7c7b\u578b\u8ba9\u5e94\u7528\u53ef\u4ee5\u5728 Kubernetes \u96c6\u7fa4\u5185\u90e8\u8bbf\u95ee\uff0c\u4f46\u4e0d\u4f1a\u5c06 Nginx \u76f4\u63a5\u66b4\u9732\u5230\u516c\u7f51\u3002<\/p>\n\n<h2 id=\"h-step-6-test-your-nginx-application\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AC%AC_6_%E6%AD%A5%EF%BC%9A%E6%B5%8B%E8%AF%95_Nginx_%E5%BA%94%E7%94%A8\"><\/span>\u7b2c 6 \u6b65\uff1a\u6d4b\u8bd5 Nginx \u5e94\u7528<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u6211\u4eec\u5c06\u4f7f\u7528 Kubernetes \u7aef\u53e3\u8f6c\u53d1\u6765\u6d4b\u8bd5\u5e94\u7528\uff0c\u65e0\u9700\u914d\u7f6e\u516c\u7f51\u8d1f\u8f7d\u5747\u8861\u5668\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u8fd0\u884c\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl port-forward service\/demo-nginx 8080:80<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u4fdd\u6301\u6b64 SSH \u4f1a\u8bdd\u5904\u4e8e\u6253\u5f00\u72b6\u6001\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u8be5\u547d\u4ee4\u4f1a\u5c06\u670d\u52a1\u5668\u73af\u56de\u63a5\u53e3\u4e0a\u7684 8080 \u7aef\u53e3\u8f6c\u53d1\u5230 Nginx Service \u7684 80 \u7aef\u53e3\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u901a\u8fc7\u7b2c\u4e8c\u4e2a SSH \u4f1a\u8bdd\u8fde\u63a5\u5230\u540c\u4e00\u53f0\u670d\u52a1\u5668\uff0c\u7136\u540e\u8fd0\u884c\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>curl http:\/\/127.0.0.1:8080<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u60a8\u5e94\u8be5\u4f1a\u6536\u5230\u5305\u542b Nginx \u9ed8\u8ba4\u6b22\u8fce\u9875\u9762\u7684 HTML\u3002<\/p>\n\n<p class=\"wp-block-paragraph\"><strong>\u6210\u529f\uff01<\/strong>\u60a8\u5df2\u4f7f\u7528 K3s \u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes\u3001\u90e8\u7f72\u5bb9\u5668\u5316\u5e94\u7528\uff0c\u5e76\u901a\u8fc7 Kubernetes Service \u8bbf\u95ee\u8be5\u5e94\u7528\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u5728\u7b2c\u4e00\u4e2a\u4f1a\u8bdd\u4e2d\u6309 <code>Ctrl+C<\/code> \u505c\u6b62\u7aef\u53e3\u8f6c\u53d1\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u6b64\u6d4b\u8bd5\u4ec5\u9a8c\u8bc1\u672c\u5730\u8bbf\u95ee\u3002\u8981\u5c06\u5e94\u7528\u516c\u5f00\u53d1\u5e03\uff0c\u8fd8\u9700\u8981\u914d\u7f6e\u7f51\u7edc\u3001DNS\u3001TLS \u548c\u5b89\u5168\u63aa\u65bd\u3002<\/p>\n\n<h2 id=\"h-common-k3s-installation-problems\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E8%A7%81%E7%9A%84_K3s_%E5%AE%89%E8%A3%85%E9%97%AE%E9%A2%98\"><\/span>\u5e38\u89c1\u7684 K3s \u5b89\u88c5\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<h3 id=\"h-k3s-service-won-t-start\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"K3s_%E6%9C%8D%E5%8A%A1%E6%97%A0%E6%B3%95%E5%90%AF%E5%8A%A8\"><\/span>K3s \u670d\u52a1\u65e0\u6cd5\u542f\u52a8<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5\u670d\u52a1\u65e5\u5fd7\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo journalctl -u k3s -n 50<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u67e5\u627e\u6743\u9650\u95ee\u9898\u3001\u7f51\u7edc\u95ee\u9898\u6216\u7ec4\u4ef6\u542f\u52a8\u5931\u8d25\u7684\u8bb0\u5f55\u3002<\/p>\n\n<h3 id=\"h-kubernetes-node-shows-notready\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Kubernetes_%E8%8A%82%E7%82%B9%E6%98%BE%E7%A4%BA_NotReady\"><\/span>Kubernetes \u8282\u70b9\u663e\u793a NotReady<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5\u8282\u70b9\u8be6\u60c5\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl describe node<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u6392\u67e5\u62a5\u544a\u7684\u8282\u70b9\u72b6\u51b5\u3001\u7cfb\u7edf\u8d44\u6e90\u4f7f\u7528\u60c5\u51b5\u548c\u7f51\u7edc\u95ee\u9898\u3002<\/p>\n\n<h3 id=\"h-nginx-pod-isn-t-running\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"Nginx_Pod_%E6%9C%AA%E8%BF%90%E8%A1%8C\"><\/span>Nginx Pod \u672a\u8fd0\u884c<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">\u68c0\u67e5 Pod\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl get pods<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u7136\u540e\u67e5\u770b Deployment \u7684\u4e8b\u4ef6\uff1a<\/p>\n\n<pre class=\"wp-block-code\"><code>sudo k3s kubectl describe deployment demo-nginx<\/code><\/pre>\n\n<p class=\"wp-block-paragraph\">\u955c\u50cf\u4e0b\u8f7d\u5931\u8d25\u3001\u8d44\u6e90\u4e0d\u8db3\u6216\u96c6\u7fa4\u7f51\u7edc\u95ee\u9898\u90fd\u53ef\u80fd\u5bfc\u81f4 Pod \u65e0\u6cd5\u542f\u52a8\u3002<\/p>\n\n<h3 id=\"h-port-forwarding-doesn-t-work\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E7%AB%AF%E5%8F%A3%E8%BD%AC%E5%8F%91%E4%B8%8D%E8%B5%B7%E4%BD%9C%E7%94%A8\"><\/span>\u7aef\u53e3\u8f6c\u53d1\u4e0d\u8d77\u4f5c\u7528<span class=\"ez-toc-section-end\"><\/span><\/h3>\n\n<p class=\"wp-block-paragraph\">\u786e\u4fdd Nginx Pod \u5df2\u5c31\u7eea\uff0c\u4e14 Service \u5df2\u521b\u5efa\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u8bf7\u6ce8\u610f\uff0c\u4ece\u7b2c\u4e8c\u4e2a SSH \u4f1a\u8bdd\u6d4b\u8bd5\u5e94\u7528\u671f\u95f4\uff0c\u7aef\u53e3\u8f6c\u53d1\u547d\u4ee4\u5fc5\u987b\u6301\u7eed\u8fd0\u884c\u3002<\/p>\n\n<h2 id=\"h-do-you-need-docker-to-run-k3s\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E8%BF%90%E8%A1%8C_K3s_%E9%9C%80%E8%A6%81_Docker_%E5%90%97%EF%BC%9F\"><\/span>\u8fd0\u884c K3s \u9700\u8981 Docker \u5417\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u4e0d\u9700\u8981\u3002K3s \u5185\u7f6e containerd\uff0c\u8fd9\u662f\u4e00\u79cd\u7528\u4e8e\u8fd0\u884c Kubernetes \u5de5\u4f5c\u8d1f\u8f7d\u7684\u5bb9\u5668\u8fd0\u884c\u65f6\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u65e0\u9700\u5728 K3s \u670d\u52a1\u5668\u4e0a\u5b89\u88c5 Docker Engine\uff0c\u60a8\u5c31\u53ef\u4ee5\u90e8\u7f72\u517c\u5bb9\u7684\u5bb9\u5668\u955c\u50cf\uff0c\u5305\u62ec\u4f7f\u7528 Docker \u6784\u5efa\u7684\u955c\u50cf\u3002<\/p>\n\n<div class=\"wp-block-group zynoo-related-reading has-border-color has-text-color has-background is-layout-flow wp-block-group-is-layout-flow\" style=\"border-color:#c7d8ef;border-width:1px;border-radius:8px;border-left-color:#0069ff;border-left-width:3px;color:#24364f;background-color:#eaf2ff;margin-top:28px;margin-bottom:28px;padding-top:18px;padding-right:22px;padding-bottom:18px;padding-left:22px;font-size:16px;line-height:1.8\">\n<p class=\"wp-block-paragraph\">\u5982\u679c\u60a8\u521a\u63a5\u89e6<strong>\u5bb9\u5668\u5316<\/strong>\uff0c\u6211\u4eec\u7684<a href=\"https:\/\/zynoo.com\/blog\/zh\/what-is-docker\/\">\u300aDocker \u5165\u95e8\u6307\u5357\u300b<\/a>\u4ecb\u7ecd\u4e86\u5bb9\u5668\u548c\u955c\u50cf\u7684\u5de5\u4f5c\u539f\u7406\u3002<\/p>\n<\/div>\n\n<h2 id=\"h-what-should-you-do-next\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%8E%A5%E4%B8%8B%E6%9D%A5%E8%AF%A5%E5%81%9A%E4%BB%80%E4%B9%88%EF%BC%9F\"><\/span>\u63a5\u4e0b\u6765\u8be5\u505a\u4ec0\u4e48\uff1f<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u60a8\u7684\u5355\u8282\u70b9\u96c6\u7fa4\u9002\u5408\u7528\u6765\u63a2\u7d22 Kubernetes \u6982\u5ff5\uff0c\u4f46\u5b83\u5e76\u4e0d\u4f1a\u81ea\u52a8\u6210\u4e3a\u53ef\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u7684\u9ad8\u53ef\u7528\u96c6\u7fa4\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u90e8\u7f72\u4e1a\u52a1\u5173\u952e\u5e94\u7528\u524d\uff0c\u8bf7\u89c4\u5212\u4ee5\u4e0b\u4e8b\u9879\uff1a<\/p>\n\n<ul class=\"wp-block-list\">\n<li>\u96c6\u7fa4\u8bbf\u95ee\u63a7\u5236\u548c\u5b89\u5168\u66f4\u65b0\u3002<\/li>\n\n\n\n<li>\u6301\u4e45\u5316\u5b58\u50a8\u548c\u5907\u4efd\u6d41\u7a0b\u3002<\/li>\n\n\n\n<li>\u76d1\u63a7\u548c\u8d44\u6e90\u9650\u5236\u3002<\/li>\n\n\n\n<li>\u4f7f\u7528 HTTPS \u5b89\u5168\u5730\u5bf9\u5916\u5f00\u653e\u5e94\u7528\u3002<\/li>\n\n\n\n<li>\u8282\u70b9\u6216\u670d\u52a1\u5668\u6545\u969c\u540e\u7684\u6062\u590d\u63aa\u65bd\u3002<\/li>\n<\/ul>\n\n<p class=\"wp-block-paragraph\">\u8bf7\u8bb0\u4f4f\uff0c\u5355\u8282\u70b9\u96c6\u7fa4\u4ecd\u4f9d\u8d56\u4e00\u53f0\u7269\u7406\u673a\u6216\u865a\u62df\u673a\u3002Kubernetes \u65e0\u6cd5\u6d88\u9664\u8fd9\u4e00\u5355\u70b9\u6545\u969c\u3002<\/p>\n\n<h2 id=\"h-frequently-asked-questions\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E5%B8%B8%E8%A7%81%E9%97%AE%E9%A2%98\"><\/span>\u5e38\u89c1\u95ee\u9898<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<div class=\"schema-faq wp-block-yoast-faq-block\"><div class=\"schema-faq-section\" id=\"faq-question-1793539835003\"><strong class=\"schema-faq-question\">K3s \u548c Kubernetes \u4e00\u6837\u5417\uff1f<\/strong> <p class=\"schema-faq-answer\">K3s \u662f\u7ecf\u8fc7\u8ba4\u8bc1\u7684 Kubernetes \u53d1\u884c\u7248\u3002\u5b83\u5b9e\u73b0\u4e86 Kubernetes \u7684\u529f\u80fd\uff0c\u540c\u65f6\u7b80\u5316\u4e86\u5b89\u88c5\u8fc7\u7a0b\u5e76\u964d\u4f4e\u4e86\u8fd0\u7ef4\u5f00\u9500\u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793539853452\"><strong class=\"schema-faq-question\">\u53ef\u4ee5\u5728 VPS \u4e0a\u5b89\u88c5 Kubernetes \u5417\uff1f<\/strong> <p class=\"schema-faq-answer\">\u53ef\u4ee5\u3002\u53ea\u8981 Linux VPS \u5177\u5907\u8db3\u591f\u7684 CPU\u3001\u5185\u5b58\u548c\u5b58\u50a8\u8d44\u6e90\uff0c\u5e76\u63d0\u4f9b\u7ba1\u7406\u5458\u6743\u9650\uff0c\u5c31\u53ef\u4ee5\u8fd0\u884c K3s\u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793539866316\"><strong class=\"schema-faq-question\">K3s \u9002\u5408\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u5417\uff1f<\/strong> <p class=\"schema-faq-answer\">K3s \u53ef\u4ee5\u7528\u4e8e\u751f\u4ea7\u73af\u5883\uff0c\u4f46\u53ef\u9760\u6027\u53d6\u51b3\u4e8e\u96c6\u7fa4\u67b6\u6784\u3001\u5bb9\u91cf\u3001\u7f51\u7edc\u3001\u5b89\u5168\u63aa\u65bd\u548c\u5907\u4efd\u914d\u7f6e\u3002<\/p> <\/div> <div class=\"schema-faq-section\" id=\"faq-question-1793539877990\"><strong class=\"schema-faq-question\">\u4ee5\u540e\u53ef\u4ee5\u5378\u8f7d K3s \u5417\uff1f<\/strong> <p class=\"schema-faq-answer\">\u53ef\u4ee5\u3002K3s \u63d0\u4f9b\u5378\u8f7d\u811a\u672c\uff0c\u4f46\u5378\u8f7d\u53ef\u80fd\u4f1a\u5220\u9664\u96c6\u7fa4\u8d44\u6e90\u548c\u672c\u5730\u5de5\u4f5c\u8d1f\u8f7d\u6570\u636e\u3002\u5378\u8f7d\u524d\u8bf7\u5907\u4efd\u6240\u6709\u91cd\u8981\u5185\u5bb9\u3002<\/p> <\/div> <\/div>\n\n<h2 id=\"h-conclusion\" class=\"wp-block-heading\"><span class=\"ez-toc-section\" id=\"%E6%80%BB%E7%BB%93\"><\/span>\u603b\u7ed3<span class=\"ez-toc-section-end\"><\/span><\/h2>\n\n<p class=\"wp-block-paragraph\">\u73b0\u5728\uff0c\u60a8\u5df2\u7ecf\u638c\u63e1\u5982\u4f55\u4f7f\u7528 K3s <strong>\u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes<\/strong>\u3001\u9a8c\u8bc1\u5355\u8282\u70b9\u96c6\u7fa4\u5e76\u90e8\u7f72 Nginx \u5e94\u7528\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u501f\u52a9 K3s\uff0c\u60a8\u5df2\u642d\u5efa\u4e00\u4e2a\u53ef\u8fd0\u884c\u7684\u5355\u8282\u70b9 Kubernetes \u73af\u5883\uff0c\u90e8\u7f72\u4e86 Nginx\uff0c\u901a\u8fc7 Service \u63d0\u4f9b\u8bbf\u95ee\u5165\u53e3\uff0c\u5e76\u4f7f\u7528\u7aef\u53e3\u8f6c\u53d1\u9a8c\u8bc1\u4e86\u5e94\u7528\u3002<\/p>\n\n<p class=\"wp-block-paragraph\">\u968f\u7740\u7ecf\u9a8c\u7684\u79ef\u7d2f\uff0c\u60a8\u53ef\u4ee5\u8fdb\u4e00\u6b65\u63a2\u7d22 Deployment\u3001\u6269\u7f29\u5bb9\u3001\u914d\u7f6e\u548c\u96c6\u7fa4\u7ba1\u7406\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u60f3\u8981\u5728 Ubuntu \u4e0a\u5b89\u88c5 Kubernetes\uff0c\u5374\u4e0d\u60f3\u4ece\u96f6\u5f00\u59cb\u914d\u7f6e\u590d\u6742\u7684\u96c6\u7fa4\uff1fK3s \u662f\u4e00\u4e2a\u8f7b\u91cf\u7ea7 Kub 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