[zh] sync /kubeadm/upgrading-linux-nodes.md

content/zh-cn/docs/tasks/administer-cluster/kubeadm/upgrading-linux-nodes.md

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+---
+title: 升级 Linux 节点
+content_type: task
+weight: 100
+---
+<!--
+title: Upgrading Linux nodes
+content_type: task
+weight: 100
+-->
+
+<!-- overview -->
+
+<!--
+This page explains how to upgrade a Linux Worker Nodes created with kubeadm.
+-->
+本页讲述了如何升级用 kubeadm 创建的 Linux 工作节点。
+
+## {{% heading "prerequisites" %}}
+
+{{< include "task-tutorial-prereqs.md" >}} {{< version-check >}}
+
+<!--
+* Familiarize yourself with [the process for upgrading the rest of your kubeadm
+cluster](/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade). You will want to
+upgrade the control plane nodes before upgrading your Linux Worker nodes.
+-->
+* 你自己要熟悉[升级剩余 kubeadm 集群的过程](/zh-cn/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade)。
+  你需要先升级控制面节点，再升级 Linux 工作节点。
+
+<!-- steps -->
+
+<!--
+## Upgrading worker nodes
+
+### Upgrade kubeadm
+
+Upgrade kubeadm:
+-->
+## 升级工作节点   {#upgrading-worker-nodes}
+
+### 升级 kubeadm   {#upgrade-kubeadm}
+
+升级 kubeadm：
+
+<!--
+# replace x in {{< skew currentVersion >}}.x-00 with the latest patch version
+# replace x in {{< skew currentVersion >}}.x-0 with the latest patch version
+-->
+{{< tabs name="k8s_install_kubeadm_worker_nodes" >}}
+{{% tab name="Ubuntu、Debian 或 HypriotOS" %}}
+```shell
+# 将 {{< skew currentVersion >}}.x-00 中的 x 替换为最新的补丁版本
+apt-mark unhold kubeadm && \
+apt-get update && apt-get install -y kubeadm={{< skew currentVersion >}}.x-00 && \
+apt-mark hold kubeadm
+```
+{{% /tab %}}
+{{% tab name="CentOS、RHEL 或 Fedora" %}}
+```shell
+# 将 {{< skew currentVersion >}}.x-0 中的 x 替换为最新的补丁版本
+yum install -y kubeadm-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes
+```
+{{% /tab %}}
+{{< /tabs >}}
+
+<!--
+### Call "kubeadm upgrade"
+
+- For worker nodes this upgrades the local kubelet configuration:
+-->
+### 执行 "kubeadm upgrade"    {#call-kubeadm-upgrade}
+
+- 对于工作节点，下面的命令会升级本地的 kubelet 配置：
+
+  ```shell
+  sudo kubeadm upgrade node
+  ```
+
+<!--
+### Drain the node
+
+- Prepare the node for maintenance by marking it unschedulable and evicting the workloads:
+-->
+### 腾空节点   {#drain-node}
+
+- 将节点标记为不可调度并驱逐所有负载，准备节点的维护：
+
+  <!--
+  # replace <node-to-drain> with the name of your node you are draining
+  -->
+  ```shell
+  # 将 <node-to-drain> 替换为你正腾空的节点的名称
+  kubectl drain <node-to-drain> --ignore-daemonsets
+  ```
+
+<!--
+### Upgrade kubelet and kubectl
+
+- Upgrade the kubelet and kubectl:
+-->
+### 升级 kubelet 和 kubectl   {#upgrade-kubelet-and-kubectl}
+
+- 升级 kubelet 和 kubectl:
+
+  <!--
+  # replace x in {{< skew currentVersion >}}.x-00 with the latest patch version
+  # replace x in {{< skew currentVersion >}}.x-0 with the latest patch version
+  -->
+  {{< tabs name="k8s_kubelet_and_kubectl" >}}
+  {{% tab name="Ubuntu、Debian 或 HypriotOS" %}}
+  ```shell
+  # 将 {{< skew currentVersion >}}.x-00 中的 x 替换为最新的补丁版本
+  apt-mark unhold kubelet kubectl && \
+  apt-get update && apt-get install -y kubelet={{< skew currentVersion >}}.x-00 kubectl={{< skew currentVersion >}}.x-00 && \
+  apt-mark hold kubelet kubectl
+  ```
+  {{% /tab %}}
+  {{% tab name="CentOS、RHEL 或 Fedora" %}}
+  ```shell
+  # 将 {{< skew currentVersion >}}.x-0 中的 x 替换为最新的补丁版本
+  yum install -y kubelet-{{< skew currentVersion >}}.x-0 kubectl-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes
+  ```
+  {{% /tab %}}
+  {{< /tabs >}}
+  <br />
+
+<!--
+- Restart the kubelet:
+-->
+- 重启 kubelet：
+
+  ```shell
+  sudo systemctl daemon-reload
+  sudo systemctl restart kubelet
+  ```
+
+<!--
+### Uncordon the node
+
+- Bring the node back online by marking it schedulable:
+-->
+### 取消对节点的保护   {#uncordon-node}
+
+- 通过将节点标记为可调度，让节点重新上线：
+
+  <!--
+  # replace <node-to-uncordon> with the name of your node
+  -->
+  ```shell
+  # 将 <node-to-uncordon> 替换为你的节点名称
+  kubectl uncordon <node-to-uncordon>
+  ```
+
+## {{% heading "whatsnext" %}}
+
+<!--
+* See how to [Upgrade Windows nodes](/docs/tasks/administer-cluster/kubeadm/upgrading-windows-nodes/).
+-->
+* 查阅如何[升级 Windows 节点](/zh-cn/docs/tasks/administer-cluster/kubeadm/upgrading-windows-nodes/)。