Merge pull request #47718 from asa3311/sync-zh-146
[zh] sync container-runtimes dual-stack-support high-availability sysctl-clusterpull/47727/head
commit
1c5221a299
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@ -240,18 +240,6 @@ the `cgroupDriver` field under `KubeletConfiguration`, kubeadm defaults it to `s
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`KubeletConfiguration` 下设置 `cgroupDriver` 字段,kubeadm 默认使用 `systemd`。
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{{< /note >}}
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<!--
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In Kubernetes v1.28, with the `KubeletCgroupDriverFromCRI`
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[feature gate](/docs/reference/command-line-tools-reference/feature-gates/)
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enabled and a container runtime that supports the `RuntimeConfig` CRI RPC,
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the kubelet automatically detects the appropriate cgroup driver from the runtime,
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and ignores the `cgroupDriver` setting within the kubelet configuration.
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-->
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在 Kubernetes v1.28 中,启用 `KubeletCgroupDriverFromCRI`
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[特性门控](/zh-cn/docs/reference/command-line-tools-reference/feature-gates/)结合支持
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`RuntimeConfig` CRI RPC 的容器运行时,kubelet 会自动从运行时检测适当的 Cgroup
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驱动程序,并忽略 kubelet 配置中的 `cgroupDriver` 设置。
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<!--
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If you configure `systemd` as the cgroup driver for the kubelet, you must also
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configure `systemd` as the cgroup driver for the container runtime. Refer to
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@ -263,6 +251,18 @@ the documentation for your container runtime for instructions. For example:
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* [containerd](#containerd-systemd)
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* [CRI-O](#cri-o)
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<!--
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In Kubernetes {{< skew currentVersion >}}, with the `KubeletCgroupDriverFromCRI`
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[feature gate](/docs/reference/command-line-tools-reference/feature-gates/)
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enabled and a container runtime that supports the `RuntimeConfig` CRI RPC,
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the kubelet automatically detects the appropriate cgroup driver from the runtime,
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and ignores the `cgroupDriver` setting within the kubelet configuration.
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-->
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在 Kubernetes {{< skew currentVersion >}} 中,启用 `KubeletCgroupDriverFromCRI`
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[特性门控](/zh-cn/docs/reference/command-line-tools-reference/feature-gates/)结合支持
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`RuntimeConfig` CRI RPC 的容器运行时,kubelet 会自动从运行时检测适当的 Cgroup
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驱动程序,并忽略 kubelet 配置中的 `cgroupDriver` 设置。
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{{< caution >}}
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<!--
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Changing the cgroup driver of a Node that has joined a cluster is a sensitive operation.
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@ -92,29 +92,30 @@ kubeadm init --pod-network-cidr=10.244.0.0/16,2001:db8:42:0::/56 --service-cidr=
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<!--
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To make things clearer, here is an example kubeadm
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[configuration file](/docs/reference/config-api/kubeadm-config.v1beta3/)
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[configuration file](/docs/reference/config-api/kubeadm-config.v1beta4/)
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`kubeadm-config.yaml` for the primary dual-stack control plane node.
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-->
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为了更便于理解,参看下面的名为 `kubeadm-config.yaml` 的 kubeadm
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/),
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/),
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该文件用于双协议栈控制面的主控制节点。
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```yaml
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---
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: ClusterConfiguration
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networking:
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podSubnet: 10.244.0.0/16,2001:db8:42:0::/56
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serviceSubnet: 10.96.0.0/16,2001:db8:42:1::/112
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---
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: InitConfiguration
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localAPIEndpoint:
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advertiseAddress: "10.100.0.1"
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bindPort: 6443
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nodeRegistration:
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kubeletExtraArgs:
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node-ip: 10.100.0.2,fd00:1:2:3::2
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- name: "node-ip"
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value: "10.100.0.2,fd00:1:2:3::2"
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```
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<!--
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@ -153,7 +154,7 @@ The `--apiserver-advertise-address` flag does not support dual-stack.
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Before joining a node, make sure that the node has IPv6 routable network interface and allows IPv6 forwarding.
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Here is an example kubeadm [configuration file](/docs/reference/config-api/kubeadm-config.v1beta3/)
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Here is an example kubeadm [configuration file](/docs/reference/config-api/kubeadm-config.v1beta4/)
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`kubeadm-config.yaml` for joining a worker node to the cluster.
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-->
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### 向双协议栈集群添加节点 {#join-a-node-to-dual-stack-cluster}
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@ -161,7 +162,7 @@ Here is an example kubeadm [configuration file](/docs/reference/config-api/kubea
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在添加节点之前,请确保该节点具有 IPv6 可路由的网络接口并且启用了 IPv6 转发。
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下面的名为 `kubeadm-config.yaml` 的 kubeadm
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/)
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/)
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示例用于向集群中添加工作节点。
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<!--
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@ -179,22 +180,23 @@ discovery:
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# 请更改上面的认证信息,使之与你的集群中实际使用的令牌和 CA 证书匹配
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nodeRegistration:
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kubeletExtraArgs:
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node-ip: 10.100.0.3,fd00:1:2:3::3
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- name: "node-ip"
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value: "10.100.0.2,fd00:1:2:3::3"
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```
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<!--
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Also, here is an example kubeadm [configuration file](/docs/reference/config-api/kubeadm-config.v1beta3/)
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Also, here is an example kubeadm [configuration file](/docs/reference/config-api/kubeadm-config.v1beta4/)
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`kubeadm-config.yaml` for joining another control plane node to the cluster.
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-->
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下面的名为 `kubeadm-config.yaml` 的 kubeadm
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/)
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/)
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示例用于向集群中添加另一个控制面节点。
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<!--
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# change auth info above to match the actual token and CA certificate hash for your cluster
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-->
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```yaml
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: JoinConfiguration
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controlPlane:
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localAPIEndpoint:
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@ -209,7 +211,8 @@ discovery:
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# 请更改上面的认证信息,使之与你的集群中实际使用的令牌和 CA 证书匹配
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nodeRegistration:
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kubeletExtraArgs:
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node-ip: 10.100.0.4,fd00:1:2:3::4
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- name: "node-ip"
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value: "10.100.0.2,fd00:1:2:3::4"
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```
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<!--
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@ -241,15 +244,15 @@ You can deploy a single-stack cluster that has the dual-stack networking feature
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<!--
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To make things more clear, here is an example kubeadm
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[configuration file](/docs/reference/config-api/kubeadm-config.v1beta3/)
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[configuration file](/docs/reference/config-api/kubeadm-config.v1beta4/)
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`kubeadm-config.yaml` for the single-stack control plane node.
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-->
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为了更便于理解,参看下面的名为 `kubeadm-config.yaml` 的 kubeadm
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/)示例,
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[配置文件](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/)示例,
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该文件用于单协议栈控制面节点。
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```yaml
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: ClusterConfiguration
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networking:
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podSubnet: 10.244.0.0/16
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@ -261,8 +264,8 @@ networking:
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<!--
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* [Validate IPv4/IPv6 dual-stack](/docs/tasks/network/validate-dual-stack) networking
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* Read about [Dual-stack](/docs/concepts/services-networking/dual-stack/) cluster networking
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* Learn more about the kubeadm [configuration format](/docs/reference/config-api/kubeadm-config.v1beta3/)
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* Learn more about the kubeadm [configuration format](/docs/reference/config-api/kubeadm-config.v1beta4/)
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-->
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* [验证 IPv4/IPv6 双协议栈](/zh-cn/docs/tasks/network/validate-dual-stack)联网
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* 阅读[双协议栈](/zh-cn/docs/concepts/services-networking/dual-stack/)集群网络
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* 进一步了解 kubeadm [配置格式](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/)
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* 进一步了解 kubeadm [配置格式](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/)
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@ -310,13 +310,13 @@ option. Your cluster requirements may need a different configuration.
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{{< note >}}
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<!--
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The `kubeadm init` flags `--config` and `--certificate-key` cannot be mixed, therefore if you want
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to use the [kubeadm configuration](/docs/reference/config-api/kubeadm-config.v1beta3/)
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to use the [kubeadm configuration](/docs/reference/config-api/kubeadm-config.v1beta4/)
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you must add the `certificateKey` field in the appropriate config locations
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(under `InitConfiguration` and `JoinConfiguration: controlPlane`).
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-->
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在使用 `kubeadm init` 时,标记 `--config` 和 `--certificate-key` 不能混用,
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因此如果你要使用
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[kubeadm 配置](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta3/),你必须在相应的配置结构
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[kubeadm 配置](/zh-cn/docs/reference/config-api/kubeadm-config.v1beta4/),你必须在相应的配置结构
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(位于 `InitConfiguration` 和 `JoinConfiguration: controlPlane`)添加 `certificateKey` 字段。
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{{< /note >}}
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@ -512,7 +512,7 @@ in the kubeadm config file.
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```yaml
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---
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: ClusterConfiguration
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kubernetesVersion: stable
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controlPlaneEndpoint: "LOAD_BALANCER_DNS:LOAD_BALANCER_PORT" # change this (see below)
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@ -534,7 +534,7 @@ in the kubeadm config file.
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```yaml
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---
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apiVersion: kubeadm.k8s.io/v1beta3
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apiVersion: kubeadm.k8s.io/v1beta4
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kind: ClusterConfiguration
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kubernetesVersion: stable
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controlPlaneEndpoint: "LOAD_BALANCER_DNS:LOAD_BALANCER_PORT" # change this (see below)
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@ -156,12 +156,12 @@ The following sysctls are supported in the _safe_ set:
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There are some exceptions to the set of safe sysctls:
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- The `net.*` sysctls are not allowed with host networking enabled.
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- The `net.ipv4.tcp_syncookies` sysctl is not namespaced on Linux kernel version 4.4 or lower.
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- The `net.ipv4.tcp_syncookies` sysctl is not namespaced on Linux kernel version 4.5 or lower.
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-->
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安全 sysctl 参数有一些例外:
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- `net.*` sysctl 参数不允许在启用主机网络的情况下使用。
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- `net.ipv4.tcp_syncookies` sysctl 参数在 Linux 内核 4.4 或更低的版本中是无命名空间的。
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- `net.ipv4.tcp_syncookies` sysctl 参数在 Linux 内核 4.5 或更低的版本中是无命名空间的。
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{{< /note >}}
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<!--
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