k8s v1.26.3
\n\u5355Master\uff0c2Core 4G RAM\uff0cUbuntu 22.04<\/p>\n
\u67e5\u770b\u672c\u673aswap\u914d\u7f6e\uff0c\u82e5\u65e0swap\u914d\u7f6e\u65e0\u9700\u5173\u95ed<\/p>\n
vim \/proc\/swaps<\/code><\/pre>\n\u82e5\u6709\u914d\u7f6e\u5219\u6ce8\u91ca\u6389\/etc\/fstab\u4e2d\u7684swap\u90e8\u5206<\/p>\n
vim \/etc\/fstab<\/code><\/pre>\n\u6e05\u7a7a\u5df2\u5206\u914d\u7684swap<\/p>\n
swapoff -a<\/code><\/pre>\n\u67e5\u770b\u5185\u5b58\u5206\u914d\u60c5\u51b5<\/p>\n
free -h<\/code><\/pre>\n\u5f00\u653eK8S\u901a\u4fe1\u7aef\u53e3<\/h3>\n\u5b89\u88c5kubeadm, kubelet\u548ckubectl<\/h3>\n
kubeadm\u7528\u4e8e\u6784\u5efa\u96c6\u7fa4\uff0c\u5728Master\u673a\u5668\u58f0\u660eMaster\uff0c\u5728Slave\u673a\u5668\u52a0\u5165Master\u6784\u5efa\u7684\u96c6\u7fa4
\nkubelet\u7528\u4e8e\u542f\u52a8pod\u548ccontainer\uff0c\u8fd0\u884c\u5728\u6bcf\u53f0\u4e3b\u673a\u4e0a
\nkubectl\u63d0\u4f9b\u547d\u4ee4\u884c<\/p>\n
\u5916\u7f51\u53ef\u8bbf\u95ee<\/h4>\n
\u66f4\u65b0apt\u8f6f\u4ef6\u6e90<\/p>\n
sudo apt-get update<\/code><\/pre>\n\u5b89\u88c5https\u4e0b\u8f7d\u4f20\u8f93\u5de5\u5177\u3001CA\u8bc1\u4e66\u3001curl\u4f20\u8f93\u5de5\u5177<\/p>\n
sudo apt-get install -y apt-transport-https ca-certificates curl<\/code><\/pre>\n\u83b7\u53d6\u516c\u94a5\uff0c\u53ef\u80fd\u9700\u8981\u540e\u518d\u4e0a\u4f20\u81f3\/etc\/apt\/keyrings\/\u76ee\u5f55<\/p>\n
sudo curl -fsSLo \/etc\/apt\/keyrings\/kubernetes-archive-keyring.gpg https:\/\/packages.cloud.google.com\/apt\/doc\/apt-key.gpg<\/code><\/pre>\n\u8bbe\u7f6erepository<\/p>\n
echo "deb [signed-by=\/etc\/apt\/keyrings\/kubernetes-archive-keyring.gpg] https:\/\/apt.kubernetes.io\/ kubernetes-xenial main" | sudo tee \/etc\/apt\/sources.list.d\/kubernetes.list<\/code><\/pre>\n\u66f4\u65b0\u8f6f\u4ef6\u6e90\u540e\u8fdb\u884c\u5b89\u88c5<\/p>\n
sudo apt-get update\nsudo apt-get install -y kubelet kubeadm kubectl\nsudo apt-mark hold kubelet kubeadm kubectl<\/code><\/pre>\n\u5916\u7f51\u4e0d\u53ef\u8bbf\u95ee<\/h4>\n
\u4f7f\u7528\u534e\u4e3a\u4e91\u955c\u50cf
\n\u5907\u4efd\/etc\/apt\/sources.list.d\/kubernetes.list\u6587\u4ef6:<\/p>\n
cp \/etc\/apt\/sources.list.d\/kubernetes.list \/etc\/apt\/sources.list.d\/kubernetes.list.bak<\/code><\/pre>\n\u4fee\u6539\/etc\/apt\/sources.list.d\/kubernetes.list\u6587\u4ef6\uff0c\u52a0\u5165\u955c\u50cf\u6e90\uff1a<\/p>\n
cat <<EOF > \/etc\/apt\/sources.list.d\/kubernetes.list\ndeb https:\/\/repo.huaweicloud.com\/kubernetes\/apt\/ kubernetes-xenial main\nEOF<\/code><\/pre>\n\u6dfb\u52a0kubernetes\u7684key<\/p>\n
curl -s https:\/\/repo.huaweicloud.com\/kubernetes\/apt\/doc\/apt-key.gpg | sudo apt-key add -<\/code><\/pre>\n\u66f4\u65b0\u7d22\u5f15\u6587\u4ef6\u5e76\u5b89\u88c5kubernetes<\/p>\n
sudo apt-get update<\/code><\/pre>\n\u82e5\u62a5\u9519\u65e0NO_PUBKEY\u5219\u4f7f\u7528\u79d1\u5b66\u4e0a\u7f51\u83b7\u5f97\u7684gpg\u6587\u4ef6\uff0c\u4e0a\u4f20\u5230\/etc\/apt\/keyrings\u76ee\u5f55\u4e0b\u6dfb\u52a0\u516c\u94a5<\/p>\n
apt-key add kubernetes-archive-keyring.gpg <\/code><\/pre>\n\u66f4\u65b0\u8f6f\u4ef6\u6e90<\/p>\n
sudo apt-get update<\/code><\/pre>\n\u5b89\u88c5kubeadm\u3001kubelet\u3001kubectl\u5de5\u5177<\/p>\n
sudo apt install -y kubeadm kubelet kubectl\nsudo apt-mark hold kubelet kubeadm kubectl<\/code><\/pre>\n\u67e5\u770bk8s\u7248\u672c<\/p>\n
kubectl version --output=yaml<\/code><\/pre>\n\u542f\u7528containerd\u4f5c\u4e3aCRI<\/h3>\n\u6b63\u786e\u6b65\u9aa4<\/h4>\n
\u751f\u6210containerd\u914d\u7f6e\u6587\u4ef6<\/p>\n
containerd config default > \/etc\/containerd\/config.toml<\/code><\/pre>\n\u6309\u7167\u5b98\u7f51CRI\u90e8\u5206\u4fee\u6539\u5982\u4e0b\u914d\u7f6e<\/p>\n
[plugins."io.containerd.grpc.v1.cri"]\n # sandbox_image = "registry.k8s.io\/pause:3.6"\n sandbox_image = "registry.aliyuncs.com\/google_containers\/pause:3.9"\n \u2026\n [plugins."io.containerd.grpc.v1.cri".containerd.runtimes.runc.options]\n SystemdCgroup = true<\/code><\/pre>\n\u91cd\u542f\u4f7f\u5f97\u914d\u7f6e\u751f\u6548<\/p>\n
systemctl restart containerd<\/code><\/pre>\n\u4fee\u6539crictl.yaml\u7684CRI<\/p>\n
cat <<EOF | sudo tee \/etc\/crictl.yaml\nruntime-endpoint: unix:\/\/\/run\/containerd\/containerd.sock\nEOF<\/code><\/pre>\n\u62a5\u9519\u5b9a\u4f4d\u548c\u89e3\u51b3\u601d\u8def<\/h4>\n
\u672a\u6309\u7167\u6b63\u786e\u6b65\u9aa4\u90e8\u7f72\uff0c\u5c06\u62a5\u9519\u8bef<\/p>\n
Unfortunately, an error has occurred:\n timed out waiting for the condition\n\nThis error is likely caused by:\n - The kubelet is not running\n - The kubelet is unhealthy due to a misconfiguration of the node in some way (required cgroups disabled)\n\nIf you are on a systemd-powered system, you can try to troubleshoot the error with the following commands:\n - 'systemctl status kubelet'\n - 'journalctl -xeu kubelet'\n\u2026\nTo see the stack trace of this error execute with --v=5 or higher<\/code><\/pre>\n\u90a3\u6211\u4eec\u6309\u7167\u63d0\u793a\u4f7f\u7528systemctl status kubelet\u548cjournalctl -xeu kubelet\u5206\u522b\u67e5\u770b\u9519\u8bef\u65e5\u5fd7<\/p>\n
failed to pull and unpack image \\"registry.k8s.io\/pause:3.6\\"\n[ERROR CRI]: container runtime is not running\uff0c<\/code><\/pre>\n\u4e5f\u5c31\u662f\u8bf4\u867d\u7136\u6307\u5b9a\u4e86\u963f\u91cc\u4e91\u955c\u50cf\uff0c\u4f46\u4ecd\u7136\u4ece\u5916\u7f51\u62c9\u53d6\u955c\u50cf\uff0c\u6211\u4eec\u5c1d\u8bd5\u7528crictl\u624b\u52a8\u62c9\u53d6\u955c\u50cf\uff0c\u5148\u67e5\u770b\u62c9\u53d6\u7684\u955c\u50cf<\/p>\n
crictl images<\/code><\/pre>\n\u53d1\u751f\u4e0b\u8ff0\u62a5\u9519\uff0c\u7ed3\u5408\u4e4b\u524d\u7684ERROR CRI\u53ef\u786e\u5b9a\u662fCRI\u95ee\u9898\uff0c\u67e5\u9605\u6587\u6863\u53ef\u77e5 \u65b0\u7248\u672ck8s\u8981\u6c42CRI\u4f7f\u7528containerd\u800c\u4e0d\u518d\u4f7f\u7528docker<\/strong><\/p>\n\/var\/run\/dockershim.sock: connect: no such file or directory"<\/code><\/pre>\n\u6309\u7167\u63d0\u793a\u4f7f\u7528kubeadm init –kubernetes-version 1.26.3 –image-repository=registry.aliyuncs.com\/google_containers –v=5\u67e5\u770b\u9519\u8bef\u65e5\u5fd7\uff0c\u53d1\u73b0\u5982\u4e0b\u95ee\u9898<\/p>\n
[ERROR FileAvailable--etc-kubernetes-manifests-kube-apiserver.yaml]: \/etc\/kubernetes\/manifests\/kube-apiserver.yaml already exists\n[ERROR Port-10250]: Port 10250 is in use<\/code><\/pre>\n\u53ef\u80fd\u662f\u4e0a\u6b21\u672a\u5b8c\u6574\u5b89\u88c5\u5bfc\u81f4\u7684\u91cd\u590d\uff0c\u6211\u4eec\u5220\u6389exists\u7684\u6587\u4ef6\uff0c\u67e5\u770bkill\u6389\u5360\u7528\u7aef\u53e310250\u7684\u8fdb\u7a0bPID\uff0c\u91cd\u7f6e\u914d\u7f6e\u540e\uff0c\u91cd\u65b0\u53bb\u6267\u884c\u6b63\u786e\u914d\u7f6e\u4e2d\u7684init<\/p>\n
netstat -apl | grep 10250\nkill -9 PID\nkubeadm reset\nrm -fr $HOME\/.kube\/config<\/code><\/pre>\n\u542f\u52a8\u96c6\u7fa4<\/h3>\n\u6b63\u786e\u6b65\u9aa4<\/h4>\n
\u4f7f\u7528kubeadm init \u547d\u4ee4\u5728\u4e3b\u8282\u70b9\u673a\u5668\u542f\u52a8\u4e3b\u8282\u70b9
\n\u8f93\u5165k8s\u7248\u672c\u53f7\uff0c\u4f7f\u7528\u963f\u91cc\u4e91\u955c\u50cf\uff0capiserver\u76d1\u542c\u672c\u673aip\uff0c\u6307\u5b9aservice\u7684cidr\u5b50\u7f51\uff0c\u6307\u5b9apod\u7684cidr\u5b50\u7f51<\/p>\n
kubeadm init \\\n--kubernetes-version 1.26.3 \\\n--apiserver-advertise-address=0.0.0.0 \\\n--image-repository=registry.aliyuncs.com\/google_containers \\\n--service-cidr=10.96.0.0\/16 \\\n--pod-network-cidr=10.244.0.0\/16<\/code><\/pre>\n\u4f7f\u7528root\u7528\u6237\u6267\u884c\uff0c\u652f\u6301\u4f7f\u7528kubectl\u547d\u4ee4<\/p>\n
export KUBECONFIG=\/etc\/kubernetes\/admin.conf<\/code><\/pre>\n\u5b89\u88c5\u7f51\u7edc\u63d2\u4ef6 flannel<\/p>\n
kubectl apply -f https:\/\/github.com\/flannel-io\/flannel\/releases\/latest\/download\/kube-flannel.yml<\/code><\/pre>\n\u5141\u8bb8master\u90e8\u7f72pod<\/p>\n
kubectl taint nodes --all node-role.kubernetes.io\/control-plane-<\/code><\/pre>\n\u67e5\u770b\u4e3b\u673a\u8282\u70b9<\/p>\n
kubectl get nodes<\/code><\/pre>\n\u67e5\u770bmasterID\u8be6\u7ec6\u4fe1\u606f<\/p>\n
kubectl describe node masterID<\/code><\/pre>\n\u62a5\u9519\u89e3\u51b3<\/h4>\n
\u82e5\u672a\u6307\u5b9a\u5b50\u7f51\uff0c\u540e\u5e8f\u5c06\u65e0\u6cd5\u542f\u52a8pod\u800c\u62a5\u9519\uff0c\u4fee\u6539\u914d\u7f6eflannel\u4ec5\u5728\u91cd\u542f\u524d\u6709\u6548\uff0c\u5efa\u8bae\u91cd\u7f6e\u96c6\u7fa4\u91cd\u65b0init<\/p>\n
Warning FailedCreatePodSandBox 4m42s kubelet Failed to create pod sandbox: rpc error: code = Unknown desc = failed to set up sandbox container "8aad32481c39b67180336ba317289c1584e6d87a72a37488309cc84b4fe79313" network for pod "test-k8s-68bb74d654-6h6xv": networkPlugin cni failed to set up pod "test-k8s-68bb74d654-6h6xv_default" network: loadFlannelSubnetEnv failed: open \/run\/flannel\/subnet.env: no such file or directory<\/code><\/pre>\n\u4f7f\u7528kubectl\u6307\u4ee4\u65f6\u62a5\u9519\uff0c\u5e94\u4f7f\u7528\u6b63\u786e\u6b65\u9aa4\u4e2d\u7684\u652f\u6301kubectl\u547d\u4ee4<\/p>\n
E0329 11:29:27.558021 358193 memcache.go:265] couldn't get current server API group list: Get "http:\/\/localhost:8080\/api?timeout=32s": dial tcp 127.0.0.1:8080: connect: connection refused<\/code><\/pre>\n\u6539\u8fdb\u5f85\u7eed<\/h3>\n\u4ece\u8282\u70b9\u52a0\u5165\u96c6\u7fa4<\/h4>\n\u642d\u5efa\u9ad8\u53ef\u7528K8S\u96c6\u7fa4<\/h4>\n\u53c2\u8003\u8d44\u6599<\/h3>\n
Kubernetes Documentation \/ Installing kubeadm<\/a>
\n\u4f7f\u7528kubeadm\u521b\u5efa\u96c6\u7fa4\u5931\u8d25\u62a5Unable to register node with API server<\/a>
\nKubernetes \u9ad8\u53ef\u7528\u96c6\u7fa4\u642d\u5efa\u8bf4\u660e<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"K8S\u96c6\u7fa4\u5b89\u88c5\u90e8\u7f72 \u73af\u5883\u53ca\u67b6\u6784 k8s v1.26.3 \u5355Master\uff0c2Core 4G RAM\uff0cUbuntu … <\/p>\n