diff --git a/content/en/docs/tasks/administer-cluster/kubeadm/upgrading-linux-nodes.md b/content/en/docs/tasks/administer-cluster/kubeadm/upgrading-linux-nodes.md index 9776868307729..ca801250a785a 100644 --- a/content/en/docs/tasks/administer-cluster/kubeadm/upgrading-linux-nodes.md +++ b/content/en/docs/tasks/administer-cluster/kubeadm/upgrading-linux-nodes.md @@ -9,7 +9,7 @@ weight: 100 This page explains how to upgrade a Linux Worker Nodes created with kubeadm. ## {{% 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 @@ -21,80 +21,79 @@ upgrade the control plane nodes before upgrading your Linux Worker nodes. ### Upgrade kubeadm - Upgrade kubeadm: - - {{< tabs name="k8s_install_kubeadm_worker_nodes" >}} - {{% tab name="Ubuntu, Debian or HypriotOS" %}} - ```shell - # replace x in {{< skew currentVersion >}}.x-00 with the latest patch version - 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 or Fedora" %}} - ```shell - # replace x in {{< skew currentVersion >}}.x-0 with the latest patch version - yum install -y kubeadm-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes - ``` - {{% /tab %}} - {{< /tabs >}} +Upgrade kubeadm: + +{{< tabs name="k8s_install_kubeadm_worker_nodes" >}} +{{% tab name="Ubuntu, Debian or HypriotOS" %}} +```shell +# replace x in {{< skew currentVersion >}}.x-00 with the latest patch version +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 or Fedora" %}} +```shell +# replace x in {{< skew currentVersion >}}.x-0 with the latest patch version +yum install -y kubeadm-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes +``` +{{% /tab %}} +{{< /tabs >}} ### Call "kubeadm upgrade" -- For worker nodes this upgrades the local kubelet configuration: +For worker nodes this upgrades the local kubelet configuration: - ```shell - sudo kubeadm upgrade node - ``` +```shell +sudo kubeadm upgrade node +``` ### Drain the node -- Prepare the node for maintenance by marking it unschedulable and evicting the workloads: +Prepare the node for maintenance by marking it unschedulable and evicting the workloads: - ```shell - # replace with the name of your node you are draining - kubectl drain --ignore-daemonsets - ``` +```shell +# replace with the name of your node you are draining +kubectl drain --ignore-daemonsets +``` ### Upgrade kubelet and kubectl -- Upgrade the kubelet and kubectl: - - {{< tabs name="k8s_kubelet_and_kubectl" >}} - {{% tab name="Ubuntu, Debian or HypriotOS" %}} - ```shell - # replace x in {{< skew currentVersion >}}.x-00 with the latest patch version - 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 or Fedora" %}} - ```shell - # replace x in {{< skew currentVersion >}}.x-0 with the latest patch version - yum install -y kubelet-{{< skew currentVersion >}}.x-0 kubectl-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes - ``` - {{% /tab %}} - {{< /tabs >}} -
- -- Restart the kubelet: - - ```shell - sudo systemctl daemon-reload - sudo systemctl restart kubelet - ``` +1. Upgrade the kubelet and kubectl: + + {{< tabs name="k8s_kubelet_and_kubectl" >}} + {{% tab name="Ubuntu, Debian or HypriotOS" %}} + ```shell + # replace x in {{< skew currentVersion >}}.x-00 with the latest patch version + 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 or Fedora" %}} + ```shell + # replace x in {{< skew currentVersion >}}.x-0 with the latest patch version + yum install -y kubelet-{{< skew currentVersion >}}.x-0 kubectl-{{< skew currentVersion >}}.x-0 --disableexcludes=kubernetes + ``` + {{% /tab %}} + {{< /tabs >}} + +1. Restart the kubelet: + + ```shell + sudo systemctl daemon-reload + sudo systemctl restart kubelet + ``` ### Uncordon the node -- Bring the node back online by marking it schedulable: +Bring the node back online by marking it schedulable: - ```shell - # replace with the name of your node - kubectl uncordon - ``` +```shell +# replace with the name of your node +kubectl uncordon +``` - ## {{% heading "whatsnext" %}} +## {{% heading "whatsnext" %}} * See how to [Upgrade Windows nodes](/docs/tasks/administer-cluster/kubeadm/upgrading-windows-nodes/). \ No newline at end of file