{"id":31489,"date":"2026-06-26T10:00:00","date_gmt":"2026-06-26T02:00:00","guid":{"rendered":"https:\/\/cn.hostease.com\/blog\/uncategorized\/k3s-kubernetes-cluster-setup\/"},"modified":"2026-06-26T10:00:00","modified_gmt":"2026-06-26T02:00:00","slug":"k3s-kubernetes-cluster-setup","status":"publish","type":"post","link":"https:\/\/cn.hostease.com\/blog\/tutorials\/k3s-kubernetes-cluster-setup\/","title":{"rendered":"K3s \u96c6\u7fa4\u642d\u5efa\u6307\u5357\uff1a\u4e2d\u5c0f\u56e2\u961f\u7684\u8f7b\u91cf Kubernetes \u5bb9\u5668\u7f16\u6392\u5165\u95e8"},"content":{"rendered":"<h2>\u4e3a\u4ec0\u4e48\u4e2d\u5c0f\u56e2\u961f\u5e94\u8be5\u5173\u6ce8 K3s<\/h2>\n<p>\u5f88\u591a\u4e2d\u5c0f\u56e2\u961f\u5728\u4e1a\u52a1\u589e\u957f\u5230\u4e00\u5b9a\u9636\u6bb5\u540e\uff0c\u90fd\u4f1a\u9762\u4e34\u540c\u4e00\u4e2a\u95ee\u9898\uff1a\u5355\u53f0\u670d\u52a1\u5668\u5df2\u7ecf\u8dd1\u4e0d\u4e0b\u6240\u6709\u670d\u52a1\uff0c\u4f46\u4e0a\u5b8c\u6574\u7684 Kubernetes\uff08K8s\uff09\u96c6\u7fa4\u53c8\u592a\u91cd\u4e86\u3002\u6807\u51c6 K8s \u7684 control plane \u81f3\u5c11\u9700\u8981 2 \u6838 4G \u5185\u5b58\u7684\u673a\u5668\uff0cetcd\u3001API Server\u3001Scheduler\u3001Controller Manager \u56db\u4e2a\u7ec4\u4ef6\u7f3a\u4e00\u4e0d\u53ef\uff0c\u5149\u5b89\u88c5\u914d\u7f6e\u5c31\u8981\u82b1\u5927\u534a\u5929\u3002\u5bf9\u4e8e 5-15 \u4eba\u7684\u6280\u672f\u56e2\u961f\u6765\u8bf4\uff0c\u8fd9\u7b14\u8fd0\u7ef4\u6210\u672c\u5e76\u4e0d\u5212\u7b97\u3002<\/p>\n<p>K3s \u5c31\u662f\u4e3a\u4e86\u89e3\u51b3\u8fd9\u4e2a\u573a\u666f\u800c\u751f\u7684\u3002\u5b83\u662f Rancher \u5f00\u6e90\u7684\u8f7b\u91cf\u7ea7 Kubernetes \u53d1\u884c\u7248\uff0c\u628a\u6574\u4e2a control plane \u538b\u7f29\u6210\u4e00\u4e2a\u4e8c\u8fdb\u5236\u6587\u4ef6\uff0c\u5185\u5b58\u5360\u7528\u53ea\u9700 512MB \u5c31\u80fd\u542f\u52a8\u30022024 \u5e74 CNCF \u7684\u8c03\u67e5\u6570\u636e\u663e\u793a\uff0cK3s \u5df2\u7ecf\u6210\u4e3a\u8fb9\u7f18\u8ba1\u7b97\u548c\u4e2d\u5c0f\u89c4\u6a21\u90e8\u7f72\u4e2d\u4f7f\u7528\u7387\u6700\u9ad8\u7684 K8s \u53d1\u884c\u7248\u4e4b\u4e00\u3002\u5982\u679c\u4f60\u6b63\u5728\u627e\u4e00\u79cd&#8221;\u591f\u7528\u3001\u597d\u88c5\u3001\u597d\u7ef4\u62a4&#8221;\u7684\u5bb9\u5668\u7f16\u6392\u65b9\u6848\uff0cK3s \u503c\u5f97\u8ba4\u771f\u8003\u8651\u3002<\/p>\n<p>\u672c\u6587\u5c06\u4ece\u96f6\u5f00\u59cb\uff0c\u5e26\u4f60\u5b8c\u6210 K3s \u96c6\u7fa4\u7684\u642d\u5efa\u3001\u9a8c\u8bc1\u548c\u7b2c\u4e00\u4e2a\u5e94\u7528\u90e8\u7f72\u3002\u6574\u4e2a\u8fc7\u7a0b\u5927\u7ea6\u9700\u8981 30-60 \u5206\u949f\uff0c\u524d\u63d0\u662f\u4f60\u6709 2 \u53f0\u53ca\u4ee5\u4e0a\u53ef\u4ee5\u4e92\u901a\u7684 Linux\uff08Ubuntu\/Debian\/CentOS\uff09\u670d\u52a1\u5668\uff08VPS\uff08\u865a\u62df\u4e13\u7528\u670d\u52a1\u5668\uff09\u6216\u4e91\u670d\u52a1\u5668\uff08\u57fa\u4e8e\u4e91\u8ba1\u7b97\u7684\u865a\u62df\u5316\u670d\u52a1\u5668\uff0c\u53ef\u6309\u9700\u5f39\u6027\u6269\u5c55\uff09\uff09\u3002<\/p>\n<p><img decoding=\"async\" alt=\"K3s \u96c6\u7fa4\u67b6\u6784\u793a\u610f\u56fe\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/07\/k3s-kubernetes-cluster-setup-cover.webp\" \/><\/p>\n<h2>\u73af\u5883\u51c6\u5907\uff1a\u786c\u4ef6\u4e0e\u7cfb\u7edf\u8981\u6c42<\/h2>\n<p>K3s \u5bf9\u786c\u4ef6\u7684\u8981\u6c42\u6bd4\u6807\u51c6 K8s \u4f4e\u5f88\u591a\uff0c\u4f46\u4e5f\u4e0d\u662f&#8221;\u968f\u4fbf\u4e00\u53f0\u673a\u5668\u5c31\u884c&#8221;\u3002\u4ee5\u4e0b\u662f\u6211\u4eec\u5b9e\u6d4b\u540e\u603b\u7ed3\u7684\u6700\u4f4e\u914d\u7f6e\u548c\u63a8\u8350\u914d\u7f6e\uff1a<\/p>\n<ul>\n<li><strong>Server \u8282\u70b9\uff08\u63a7\u5236\u5e73\u9762\uff09<\/strong>\uff1a\u6700\u4f4e 1 \u6838 512MB \u5185\u5b58\uff0c\u63a8\u8350 2 \u6838 2GB \u5185\u5b58\u3002\u5982\u679c\u4f60\u6253\u7b97\u7528\u5185\u7f6e\u7684 SQLite \u4f5c\u4e3a\u6570\u636e\u5b58\u50a8\uff0c\u78c1\u76d8 I\/O \u5efa\u8bae\u7528 SSD\u3002<\/li>\n<li><strong>Agent \u8282\u70b9\uff08\u5de5\u4f5c\u8282\u70b9\uff09<\/strong>\uff1a\u6700\u4f4e 1 \u6838 512MB \u5185\u5b58\uff0c\u63a8\u8350 2 \u6838 4GB \u5185\u5b58\u3002\u5b9e\u9645\u914d\u7f6e\u53d6\u51b3\u4e8e\u4f60\u8981\u8dd1\u7684\u4e1a\u52a1\u5bb9\u5668\u6570\u91cf\u548c\u8d44\u6e90\u9700\u6c42\u3002<\/li>\n<li><strong>\u64cd\u4f5c\u7cfb\u7edf<\/strong>\uff1aUbuntu 20.04\/22.04 LTS\u3001Debian 11\/12\u3001CentOS 7\/8\/Stream\u3001Rocky Linux 8\/9 \u5747\u5df2\u9a8c\u8bc1\u53ef\u7528\u3002\u5185\u6838\u7248\u672c\u5efa\u8bae \u2265 5.4\u3002<\/li>\n<li><strong>\u7f51\u7edc<\/strong>\uff1a\u6240\u6709\u8282\u70b9\u4e4b\u95f4\u5fc5\u987b\u80fd\u4e92\u901a\uff0cServer \u8282\u70b9\u9700\u8981\u5f00\u653e 6443 \u7aef\u53e3\uff08Kubernetes API\uff09\u548c 10250 \u7aef\u53e3\uff08kubelet\uff09\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u8fd8\u6ca1\u6709\u5408\u9002\u7684\u670d\u52a1\u5668\uff0c\u53ef\u4ee5\u8003\u8651\u4ece <a href=\"https:\/\/cn.hostease.com\/vps\/\">Hostease VPS \u4e3b\u673a<\/a> \u9009\u62e9\u4e00\u53f0 2 \u6838 2G \u7684\u673a\u5668\u4f5c\u4e3a Server \u8282\u70b9\u3002\u5bf9\u4e8e\u6d4b\u8bd5\u73af\u5883\uff0c1 \u6838 1G \u7684\u5165\u95e8\u6b3e\u4e5f\u80fd\u8dd1\u8d77\u6765\uff0c\u4f46\u4e0d\u5efa\u8bae\u7528\u4e8e\u751f\u4ea7\u3002<\/p>\n<p>\u51c6\u5907\u5de5\u4f5c\u8fd8\u5305\u62ec\u4e24\u4ef6\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u4e8b\uff1a\u5173\u95ed swap \u548c\u914d\u7f6e\u9632\u706b\u5899\u3002K3s \u548c\u6807\u51c6 K8s \u4e00\u6837\uff0c\u8981\u6c42 swap \u5fc5\u987b\u5173\u95ed\uff0c\u5426\u5219 kubelet \u542f\u52a8\u4f1a\u62a5\u9519\u3002\u6267\u884c\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code class=\"language-bash\">sudo swapoff -a\nsudo sed -i '\/ swap \/ s\/^\/#\/' \/etc\/fstab\n<\/code><\/pre>\n<p>\u9632\u706b\u5899\u65b9\u9762\uff0c\u5982\u679c\u4f7f\u7528 ufw\uff08Ubuntu \u9ed8\u8ba4\uff09\uff0c\u9700\u8981\u653e\u884c\u76f8\u5173\u7aef\u53e3\uff1a<\/p>\n<pre><code class=\"language-bash\">sudo ufw allow 6443\/tcp\nsudo ufw allow 10250\/tcp\nsudo ufw allow 8472\/udp   # Flannel VXLAN\nsudo ufw allow 51820\/udp  # WireGuard\uff08\u5982\u679c\u7528\u540e\u7aef\u52a0\u5bc6\uff09\n<\/code><\/pre>\n<h2>\u5b89\u88c5 K3s\uff1aServer \u8282\u70b9\u4e0e Agent \u8282\u70b9<\/h2>\n<p>K3s \u7684\u5b89\u88c5\u8fc7\u7a0b\u662f\u5b83\u6700\u5927\u7684\u5356\u70b9\u4e4b\u4e00\u2014\u2014\u4e00\u6761\u547d\u4ee4\u641e\u5b9a\u3002Server \u8282\u70b9\u7684\u5b89\u88c5\u547d\u4ee4\u5982\u4e0b\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -sfL https:\/\/get.k3s.io | sh -\n<\/code><\/pre>\n<p>\u6267\u884c\u5b8c\u6210\u540e\uff0cK3s \u4f1a\u81ea\u52a8\u4ee5 systemd \u670d\u52a1\u7684\u65b9\u5f0f\u8fd0\u884c\u3002\u9a8c\u8bc1\u5b89\u88c5\u662f\u5426\u6210\u529f\uff1a<\/p>\n<pre><code class=\"language-bash\">sudo systemctl status k3s\nsudo kubectl get nodes\n<\/code><\/pre>\n<p>\u5982\u679c\u770b\u5230\u8282\u70b9\u72b6\u6001\u4e3a <code>Ready<\/code>\uff0c\u8bf4\u660e Server \u8282\u70b9\u5df2\u7ecf\u5c31\u7eea\u3002\u63a5\u4e0b\u6765\u83b7\u53d6 Agent \u8282\u70b9\u52a0\u5165\u96c6\u7fa4\u6240\u9700\u7684 token\uff1a<\/p>\n<pre><code class=\"language-bash\">sudo cat \/var\/lib\/rancher\/k3s\/server\/node-token\n<\/code><\/pre>\n<p>\u8fd9\u4e32 token \u7c7b\u4f3c\u96c6\u7fa4\u7684&#8221;\u5165\u573a\u5238&#8221;\uff0cAgent \u8282\u70b9\u9700\u8981\u7528\u5b83\u6765\u5411 Server \u6ce8\u518c\u3002\u5728 Agent \u8282\u70b9\u4e0a\u6267\u884c\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -sfL https:\/\/get.k3s.io | K3S_URL=https:\/\/&lt;SERVER_IP&gt;:6443 K3S_TOKEN=*** sh -\n<\/code><\/pre>\n<p>\u628a <code>&lt;SERVER_IP&gt;<\/code> \u66ff\u6362\u6210 Server \u8282\u70b9\u7684\u5185\u7f51\u6216\u516c\u7f51 IP\uff0c<code>&lt;TOKEN&gt;<\/code> \u66ff\u6362\u6210\u4e0a\u4e00\u6b65\u83b7\u53d6\u7684 token\u3002\u5927\u7ea6 30 \u79d2\u540e\uff0c\u56de\u5230 Server \u8282\u70b9\u6267\u884c <code>kubectl get nodes<\/code>\uff0c\u5e94\u8be5\u80fd\u770b\u5230\u65b0\u52a0\u5165\u7684 Agent \u8282\u70b9\u3002<\/p>\n<p>\u4e00\u4e2a\u5e38\u89c1\u7684\u5751\u662f\uff1a\u5982\u679c Server \u8282\u70b9\u6709\u591a\u4e2a\u7f51\u5361\uff08\u6bd4\u5982\u540c\u65f6\u6709\u5185\u7f51\u548c\u516c\u7f51 IP\uff09\uff0cK3s \u9ed8\u8ba4\u53ef\u80fd\u7ed1\u5b9a\u5230\u9519\u8bef\u7684\u63a5\u53e3\u3002\u8fd9\u65f6\u9700\u8981\u5728\u5b89\u88c5\u65f6\u6307\u5b9a <code>--node-ip<\/code> \u53c2\u6570\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -sfL https:\/\/get.k3s.io | INSTALL_K3S_EXEC=&quot;--node-ip=&lt;\u5185\u7f51IP&gt;&quot; sh -\n<\/code><\/pre>\n<p>\u5982\u679c\u4f60\u6b63\u5728\u642d\u5efa\u591a\u8282\u70b9\u96c6\u7fa4\uff0c\u5185\u7f51\u4e92\u901a\u548c IP \u7ed1\u5b9a\u7684\u95ee\u9898\u5c24\u5176\u9700\u8981\u6ce8\u610f\u3002\u53ef\u4ee5\u53c2\u8003 <a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/webhook-github-server-auto-deploy\/\">Webhook \u81ea\u52a8\u5316\u90e8\u7f72\u5b9e\u6218<\/a> \u4e2d\u5173\u4e8e\u670d\u52a1\u5668\u7f51\u7edc\u914d\u7f6e\u7684\u90e8\u5206\uff0c\u63d0\u524d\u89c4\u5212\u597d\u8282\u70b9\u95f4\u7684\u901a\u4fe1\u65b9\u6848\u3002<\/p>\n<h2>\u90e8\u7f72\u7b2c\u4e00\u4e2a\u5e94\u7528\uff1a\u9a8c\u8bc1\u96c6\u7fa4\u662f\u5426\u6b63\u5e38\u5de5\u4f5c<\/h2>\n<p>\u96c6\u7fa4\u642d\u597d\u4e86\uff0c\u4f46&#8221;\u80fd\u8fde\u4e0a&#8221;\u548c&#8221;\u80fd\u6b63\u5e38\u8dd1\u5e94\u7528&#8221;\u662f\u4e24\u56de\u4e8b\u3002\u6211\u4eec\u7528\u4e00\u4e2a Nginx \u90e8\u7f72\u6765\u9a8c\u8bc1\u6574\u4e2a\u96c6\u7fa4\u7684\u8c03\u5ea6\u3001\u7f51\u7edc\u548c\u5b58\u50a8\u94fe\u8def\u662f\u5426\u901a\u7545\u3002<\/p>\n<p>\u521b\u5efa\u4e00\u4e2a Deployment \u548c\u5bf9\u5e94\u7684 Service\uff1a<\/p>\n<pre><code class=\"language-yaml\"># nginx-test.yaml\napiVersion: apps\/v1\nkind: Deployment\nmetadata:\n  name: nginx-test\nspec:\n  replicas: 2\n  selector:\n    matchLabels:\n      app: nginx-test\n  template:\n    metadata:\n      labels:\n        app: nginx-test\n    spec:\n      containers:\n      - name: nginx\n        image: nginx:1.25-alpine\n        ports:\n        - containerPort: 80\n        resources:\n          requests:\n            memory: &quot;64Mi&quot;\n            cpu: &quot;50m&quot;\n          limits:\n            memory: &quot;128Mi&quot;\n            cpu: &quot;100m&quot;\n---\napiVersion: v1\nkind: Service\nmetadata:\n  name: nginx-test\nspec:\n  type: NodePort\n  selector:\n    app: nginx-test\n  ports:\n  - port: 80\n    targetPort: 80\n    nodePort: 30080\n<\/code><\/pre>\n<p>\u5e94\u7528\u8fd9\u4e2a\u914d\u7f6e\uff1a<\/p>\n<pre><code class=\"language-bash\">kubectl apply -f nginx-test.yaml\n<\/code><\/pre>\n<p>\u7b49\u5f85\u51e0\u5341\u79d2\u540e\uff0c\u68c0\u67e5 Pod \u72b6\u6001\u548c\u8282\u70b9\u5206\u5e03\uff1a<\/p>\n<pre><code class=\"language-bash\">kubectl get pods -o wide\nkubectl get svc nginx-test\n<\/code><\/pre>\n<p>\u5982\u679c 2 \u4e2a Pod \u5206\u522b\u8fd0\u884c\u5728\u4e0d\u540c\u8282\u70b9\u4e0a\uff0c\u8bf4\u660e\u96c6\u7fa4\u7684\u8c03\u5ea6\u903b\u8f91\u5de5\u4f5c\u6b63\u5e38\u3002\u7528\u6d4f\u89c8\u5668\u8bbf\u95ee <code>http:\/\/&lt;\u4efb\u610f\u8282\u70b9IP&gt;:30080<\/code>\uff0c\u770b\u5230 Nginx \u6b22\u8fce\u9875\u9762\u5c31\u8868\u793a\u6574\u4e2a\u94fe\u8def\u901a\u4e86\u3002<\/p>\n<p>\u8fd9\u91cc\u6709\u4e00\u4e2a\u5bb9\u6613\u88ab\u5ffd\u7565\u7684\u7ec6\u8282\uff1aK3s \u9ed8\u8ba4\u4f7f\u7528 Traefik \u4f5c\u4e3a Ingress Controller\uff08\u6807\u51c6 K8s \u9ed8\u8ba4\u6ca1\u6709\u9884\u88c5 Ingress Controller\uff09\u3002\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u9700\u8981\u901a\u8fc7\u57df\u540d\uff08DNS\uff08\u57df\u540d\u7cfb\u7edf\uff09\uff09\u8def\u7531\u6d41\u91cf\u5230\u4e0d\u540c\u670d\u52a1\uff0cTraefik \u5f00\u7bb1\u5373\u7528\uff0c\u4e0d\u9700\u8981\u989d\u5916\u5b89\u88c5\u3002\u8bbf\u95ee <code>http:\/\/&lt;\u8282\u70b9IP&gt;:8080<\/code> \u53ef\u4ee5\u770b\u5230 Traefik \u7684 Dashboard\u3002<\/p>\n<p>\u5bf9\u4e8e\u9700\u8981 HTTPS\uff08\u5b89\u5168\u4f20\u8f93\u534f\u8bae\uff09\u7684\u573a\u666f\uff0cK3s \u7684 Traefik \u96c6\u6210\u4e86 cert-manager \u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u5feb\u901f\u5b9e\u73b0\u81ea\u52a8\u5316\u8bc1\u4e66\u7b7e\u53d1\u3002\u5982\u679c\u4f60\u4e4b\u524d\u6709\u4f7f\u7528 <a href=\"https:\/\/cn.hostease.com\/blog\/tutorials\/docker-compose-multi-service-orchestration\/\">Docker Compose \u591a\u670d\u52a1\u7f16\u6392<\/a> \u7684\u7ecf\u9a8c\uff0c\u8fc1\u79fb\u5230 K3s \u4f1a\u975e\u5e38\u81ea\u7136\u2014\u2014\u4e24\u8005\u7684\u7f16\u6392\u601d\u8def\u662f\u4e00\u81f4\u7684\uff0c\u53ea\u662f K3s \u63d0\u4f9b\u4e86\u66f4\u5f3a\u7684\u81ea\u6108\u548c\u8c03\u5ea6\u80fd\u529b\u3002<\/p>\n<h2>\u751f\u4ea7\u73af\u5883\u6ce8\u610f\u4e8b\u9879\u4e0e K3s vs \u6807\u51c6 K8s \u9009\u578b<\/h2>\n<p>K3s \u867d\u7136\u8f7b\u91cf\uff0c\u4f46\u7528\u4e8e\u751f\u4ea7\u73af\u5883\u65f6\u4ecd\u6709\u4e00\u4e9b\u5fc5\u987b\u5173\u6ce8\u7684\u70b9\u3002\u4ee5\u4e0b\u662f\u6211\u4eec\u56e2\u961f\u5728\u5b9e\u9645\u9879\u76ee\u4e2d\u8e29\u8fc7\u7684\u5751\u548c\u603b\u7ed3\u51fa\u7684\u6700\u4f73\u5b9e\u8df5\u3002<\/p>\n<p><img decoding=\"async\" alt=\"K3s \u4e0e\u6807\u51c6 Kubernetes \u9009\u578b\u5bf9\u6bd4\" src=\"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/07\/k3s-kubernetes-cluster-setup-comparison.webp\" \/><\/p>\n<p><strong>\u6570\u636e\u5907\u4efd<\/strong>\uff1aK3s \u9ed8\u8ba4\u4f7f\u7528 SQLite \u5b58\u50a8\u96c6\u7fa4\u72b6\u6001\uff0c\u8fd9\u5728\u5355 Server \u8282\u70b9\u573a\u666f\u4e0b\u591f\u7528\uff0c\u4f46\u5982\u679c Server \u8282\u70b9\u78c1\u76d8\u6545\u969c\uff0c\u6570\u636e\u5c31\u6ca1\u4e86\u3002\u751f\u4ea7\u73af\u5883\u5efa\u8bae\u5207\u6362\u5230 etcd \u6216\u5916\u90e8 MySQL\/PostgreSQL\uff0c\u5e76\u5b9a\u671f\u5907\u4efd <code>\/var\/lib\/rancher\/k3s\/server\/db\/<\/code> \u76ee\u5f55\u3002\u5907\u4efd\u9891\u7387\u5efa\u8bae\u6bcf\u5929\u4e00\u6b21\uff0c\u4fdd\u7559\u6700\u8fd1 7 \u5929\u3002<\/p>\n<p><strong>\u5347\u7ea7\u7b56\u7565<\/strong>\uff1aK3s \u7684\u5347\u7ea7\u975e\u5e38\u65b9\u4fbf\uff0c\u53ea\u9700\u91cd\u65b0\u6267\u884c\u5b89\u88c5\u811a\u672c\u5e76\u6307\u5b9a\u65b0\u7248\u672c\u53f7\u5373\u53ef\u3002\u4f46\u8981\u6ce8\u610f\uff1a\u5347\u7ea7 Server \u8282\u70b9\u65f6\uff0c\u6240\u6709 Agent \u8282\u70b9\u4e0a\u7684 Pod \u4f1a\u6709\u77ed\u6682\u4e0d\u53ef\u7528\u3002\u5efa\u8bae\u5728\u4e1a\u52a1\u4f4e\u5cf0\u671f\u64cd\u4f5c\uff0c\u5e76\u63d0\u524d\u505a\u597d\u6eda\u52a8\u66f4\u65b0\u7684\u51c6\u5907\u3002\u5347\u7ea7\u547d\u4ee4\u793a\u4f8b\uff1a<\/p>\n<pre><code class=\"language-bash\">curl -sfL https:\/\/get.k3s.io | INSTALL_K3S_VERSION=&quot;v1.29.4+k3s1&quot; sh -\n<\/code><\/pre>\n<p><strong>\u8d44\u6e90\u76d1\u63a7<\/strong>\uff1aK3s \u672c\u8eab\u4e0d\u5e26\u5b8c\u6574\u7684\u76d1\u63a7\u6808\u3002\u5982\u679c\u4f60\u9700\u8981 Prometheus + Grafana \u7684\u76d1\u63a7\u80fd\u529b\uff0c\u53ef\u4ee5\u901a\u8fc7 Helm \u5b89\u88c5 kube-prometheus-stack\uff0c\u4f46\u8fd9\u4f1a\u989d\u5916\u5360\u7528\u7ea6 1GB \u5185\u5b58\u3002\u5bf9\u4e8e\u8d44\u6e90\u7d27\u5f20\u7684\u573a\u666f\uff0c\u53ef\u4ee5\u7528\u8f7b\u91cf\u7684 <code>metrics-server<\/code> \u914d\u5408 <code>kubectl top<\/code> \u505a\u57fa\u7840\u76d1\u63a7\u3002<\/p>\n<p>\u90a3\u4e48\uff0c\u4ec0\u4e48\u65f6\u5019\u8be5\u7528 K3s\uff0c\u4ec0\u4e48\u65f6\u5019\u8be5\u7528\u6807\u51c6 K8s\uff1f\u8fd9\u91cc\u7ed9\u51fa\u4e00\u4e2a\u7b80\u5355\u7684\u51b3\u7b56\u6846\u67b6\uff1a<\/p>\n<ul>\n<li><strong>\u9009 K3s<\/strong>\uff1a\u56e2\u961f \u2264 10 \u4eba\u3001\u8282\u70b9 \u2264 20 \u4e2a\u3001\u4e1a\u52a1\u4ee5\u5fae\u670d\u52a1\u548c Web \u5e94\u7528\u4e3a\u4e3b\u3001\u8fd0\u7ef4\u4eba\u529b\u6709\u9650\u3001\u9700\u8981\u5feb\u901f\u642d\u5efa\u548c\u8fed\u4ee3\u3002<\/li>\n<li><strong>\u9009\u6807\u51c6 K8s<\/strong>\uff1a\u8282\u70b9\u8d85\u8fc7 50 \u4e2a\u3001\u9700\u8981\u590d\u6742\u7684 RBAC\uff08\u57fa\u4e8e\u89d2\u8272\u7684\u8bbf\u95ee\u63a7\u5236\uff09\u548c\u7f51\u7edc\u7b56\u7565\u3001\u6709\u4e13\u804c SRE \u56e2\u961f\u3001\u5bf9\u9ad8\u53ef\u7528\u6709\u4e25\u683c\u8981\u6c42\uff08\u5982\u91d1\u878d\u3001\u533b\u7597\u884c\u4e1a\uff09\u3002<\/li>\n<li><strong>\u6298\u4e2d\u65b9\u6848<\/strong>\uff1a\u5148\u7528 K3s \u8dd1\u8d77\u6765\uff0c\u7b49\u56e2\u961f\u89c4\u6a21\u548c\u4e1a\u52a1\u590d\u6742\u5ea6\u589e\u957f\u540e\uff0c\u518d\u8fc1\u79fb\u5230\u6807\u51c6 K8s\u3002K3s \u548c\u6807\u51c6 K8s \u7684 API \u5b8c\u5168\u517c\u5bb9\uff0c\u8fc1\u79fb\u6210\u672c\u6bd4\u4ece\u88f8\u673a\u8fc1\u79fb\u4f4e\u5f97\u591a\u3002<\/li>\n<\/ul>\n<p>\u5982\u679c\u4f60\u7684\u4e1a\u52a1\u76ee\u524d\u4ee5\u4f20\u7edf\u6258\u7ba1\u4e3a\u4e3b\uff0c\u968f\u7740\u6d41\u91cf\u589e\u957f\u8003\u8651\u8fc1\u79fb\u5230\u5bb9\u5668\u5316\u67b6\u6784\uff0cK3s \u662f\u4e00\u4e2a\u5f88\u597d\u7684\u8fc7\u6e21\u9009\u62e9\u2014\u2014\u5b83\u7684\u5b66\u4e60\u66f2\u7ebf\u6bd4\u6807\u51c6 K8s \u5e73\u6ed1\u5f97\u591a\uff0c\u800c\u4e14\u53ef\u4ee5\u76f4\u63a5\u590d\u7528\u73b0\u6709\u7684 Docker \u955c\u50cf\u3002\u8fc1\u79fb\u524d\u5efa\u8bae\u5148\u9605\u8bfb <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/vps-deployment-optimization-guide\/\">VPS \u5b89\u5168\u52a0\u56fa\u4e0e\u6027\u80fd\u4f18\u5316\u6307\u5357<\/a>\uff0c\u786e\u4fdd\u57fa\u7840\u8bbe\u65bd\u5c42\u9762\u5df2\u7ecf\u51c6\u5907\u5c31\u7eea\u3002<\/p>\n<h2>\u603b\u7ed3\u4e0e\u4e0b\u4e00\u6b65\u884c\u52a8<\/h2>\n<p>K3s \u7684\u6838\u5fc3\u4ef7\u503c\u5728\u4e8e\u964d\u4f4e\u4e86\u5bb9\u5668\u7f16\u6392\u7684\u95e8\u69db\u3002\u5b83\u4e0d\u662f&#8221;\u9609\u5272\u7248 K8s&#8221;\uff0c\u800c\u662f\u9488\u5bf9\u4e2d\u5c0f\u89c4\u6a21\u573a\u666f\u7684\u4f18\u5316\u7248\u672c\u3002\u901a\u8fc7\u672c\u6587\u7684\u6b65\u9aa4\uff0c\u4f60\u5df2\u7ecf\u5b8c\u6210\u4e86\u4ece\u73af\u5883\u51c6\u5907\u5230\u5e94\u7528\u90e8\u7f72\u7684\u5b8c\u6574\u6d41\u7a0b\u3002\u6574\u4e2a\u8fc7\u7a0b\u5927\u7ea6\u9700\u8981 30-60 \u5206\u949f\uff0c\u76f8\u6bd4\u6807\u51c6 K8s \u7684\u534a\u5929\u5230\u4e00\u5929\uff0c\u6548\u7387\u63d0\u5347\u660e\u663e\u3002<\/p>\n<p>\u5efa\u8bae\u4f60\u63a5\u4e0b\u6765\u505a\u8fd9\u51e0\u4ef6\u4e8b\uff1a<\/p>\n<ol>\n<li><strong>\u5728\u6d4b\u8bd5\u73af\u5883\u8dd1\u901a\u540e\uff0c\u89c4\u5212\u751f\u4ea7\u73af\u5883\u7684\u7f51\u7edc\u548c\u5b58\u50a8\u65b9\u6848<\/strong>\u3002\u4e0d\u8981\u76f4\u63a5\u628a\u6d4b\u8bd5\u73af\u5883\u7684\u5355\u8282\u70b9\u67b6\u6784\u642c\u5230\u751f\u4ea7\u3002<\/li>\n<li><strong>\u914d\u7f6e\u81ea\u52a8\u5316\u5907\u4efd<\/strong>\u3002\u81f3\u5c11\u5907\u4efd K3s \u7684\u6570\u636e\u76ee\u5f55\u548c\u5173\u952e\u7684 Kubernetes \u8d44\u6e90 YAML \u6587\u4ef6\u3002<\/li>\n<li><strong>\u5b66\u4e60 Helm \u5305\u7ba1\u7406\u5668<\/strong>\u3002K3s \u751f\u6001\u4e2d\u7684\u5927\u591a\u6570\u7ec4\u4ef6\uff08\u5982 cert-manager\u3001Prometheus\uff09\u90fd\u901a\u8fc7 Helm Chart \u5b89\u88c5\uff0c\u638c\u63e1 Helm \u80fd\u5927\u5e45\u63d0\u9ad8\u90e8\u7f72\u6548\u7387\u3002<\/li>\n<li><strong>\u5173\u6ce8 K3s \u7684\u7248\u672c\u66f4\u65b0\u8282\u594f<\/strong>\u3002K3s \u8ddf\u968f\u4e0a\u6e38 Kubernetes \u7684\u53d1\u5e03\u5468\u671f\uff0c\u6bcf\u4e2a\u5c0f\u7248\u672c\u90fd\u4f1a\u4fee\u590d\u5b89\u5168\u6f0f\u6d1e\u548c\u6027\u80fd\u95ee\u9898\uff0c\u5efa\u8bae\u6bcf\u5b63\u5ea6\u8bc4\u4f30\u4e00\u6b21\u5347\u7ea7\u3002<\/li>\n<\/ol>\n<p>\u5982\u679c\u4f60\u5728\u642d\u5efa\u8fc7\u7a0b\u4e2d\u9047\u5230\u95ee\u9898\uff0cK3s \u7684\u5b98\u65b9\u6587\u6863\u548c GitHub Issues \u662f\u6700\u76f4\u63a5\u7684\u6392\u67e5\u8d44\u6e90\u3002\u5bf9\u4e8e\u9700\u8981\u66f4\u9ad8\u53ef\u7528\u6027\u6216\u591a\u533a\u57df\u90e8\u7f72\u7684\u573a\u666f\uff0c\u5efa\u8bae\u53c2\u8003\u6211\u4eec\u7684 <a href=\"https:\/\/cn.hostease.com\/blog\/guides\/vps-buying-guide\/\">\u514d\u5907\u6848 VPS \u9009\u8d2d\u6307\u5357<\/a>\uff0c\u9009\u62e9\u5408\u9002\u7684\u57fa\u7840\u8bbe\u65bd\u6765\u652f\u6491\u4f60\u7684 K3s \u96c6\u7fa4\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u624b\u628a\u624b\u6559\u4f60\u7528 K3s \u642d\u5efa\u8f7b\u91cf Kubernetes \u96c6\u7fa4\uff0c\u4ece\u73af\u5883\u51c6\u5907\u5230\u5e94\u7528\u90e8\u7f72\uff0c\u9002\u5408\u4e2d\u5c0f\u56e2\u961f\u5feb\u901f\u4e0a\u624b\u5bb9\u5668\u7f16\u6392\u3002<\/p>\n","protected":false},"author":2,"featured_media":31487,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_jetpack_memberships_contains_paid_content":false,"footnotes":""},"categories":[4099],"tags":[3939,4381,3636,4499,4500],"class_list":["post-31489","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-tutorials","tag-devops","tag-k3s","tag-kubernetes","tag-4499","tag-4500"],"aioseo_notices":[],"jetpack_featured_media_url":"https:\/\/cn.hostease.com\/blog\/wp-content\/uploads\/2026\/07\/k3s-kubernetes-cluster-setup-cover.webp","jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31489","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/comments?post=31489"}],"version-history":[{"count":0,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/posts\/31489\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media\/31487"}],"wp:attachment":[{"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/media?parent=31489"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/categories?post=31489"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/cn.hostease.com\/blog\/wp-json\/wp\/v2\/tags?post=31489"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}