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kubeadm: update upgrade documentation for 1.18 (#19551)

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This commit is contained in:
Lubomir I. Ivanov
2020-03-18 00:49:27 +02:00
committed by GitHub
parent 86d2197944
commit 21974d6b91
1 changed files with 77 additions and 72 deletions
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content/en/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade.md
+75 -70
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@@ -4,16 +4,18 @@ reviewers:
title: Upgrading kubeadm clusters title: Upgrading kubeadm clusters
content_template: templates/task content_template: templates/task
weight: 20 weight: 20
min-kubernetes-server-version: 1.18
--- ---
{{% capture overview %}} {{% capture overview %}}
This page explains how to upgrade a Kubernetes cluster created with kubeadm from version This page explains how to upgrade a Kubernetes cluster created with kubeadm from version
1.16.x to version 1.17.x, and from version 1.17.x to 1.17.y (where `y > x`). 1.17.x to version 1.18.x, and from version 1.18.x to 1.18.y (where `y > x`).
To see information about upgrading clusters created using older versions of kubeadm, To see information about upgrading clusters created using older versions of kubeadm,
please refer to following pages instead: please refer to following pages instead:
- [Upgrading kubeadm cluster from 1.16 to 1.17](https://v1-17.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade/)
- [Upgrading kubeadm cluster from 1.15 to 1.16](https://v1-16.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade/) - [Upgrading kubeadm cluster from 1.15 to 1.16](https://v1-16.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade/)
- [Upgrading kubeadm cluster from 1.14 to 1.15](https://v1-15.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-15/) - [Upgrading kubeadm cluster from 1.14 to 1.15](https://v1-15.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-15/)
- [Upgrading kubeadm cluster from 1.13 to 1.14](https://v1-15.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-14/) - [Upgrading kubeadm cluster from 1.13 to 1.14](https://v1-15.docs.kubernetes.io/docs/tasks/administer-cluster/kubeadm/kubeadm-upgrade-1-14/)
@@ -28,7 +30,7 @@ The upgrade workflow at high level is the following:
{{% capture prerequisites %}} {{% capture prerequisites %}}
- You need to have a kubeadm Kubernetes cluster running version 1.16.0 or later. - You need to have a kubeadm Kubernetes cluster running version 1.17.0 or later.
- [Swap must be disabled](https://serverfault.com/questions/684771/best-way-to-disable-swap-in-linux). - [Swap must be disabled](https://serverfault.com/questions/684771/best-way-to-disable-swap-in-linux).
- The cluster should use a static control plane and etcd pods or external etcd. - The cluster should use a static control plane and etcd pods or external etcd.
- Make sure you read the [release notes]({{< latest-release-notes >}}) carefully. - Make sure you read the [release notes]({{< latest-release-notes >}}) carefully.
@@ -55,12 +57,12 @@ The upgrade workflow at high level is the following:
apt update apt update
apt-cache madison kubeadm apt-cache madison kubeadm
# find the latest 1.17 version in the list # find the latest 1.17 version in the list
# it should look like 1.17.x-00, where x is the latest patch # it should look like 1.18.x-00, where x is the latest patch
{{% /tab %}} {{% /tab %}}
{{% tab name="CentOS, RHEL or Fedora" %}} {{% tab name="CentOS, RHEL or Fedora" %}}
yum list --showduplicates kubeadm --disableexcludes=kubernetes yum list --showduplicates kubeadm --disableexcludes=kubernetes
# find the latest 1.17 version in the list # find the latest 1.17 version in the list
# it should look like 1.17.x-0, where x is the latest patch # it should look like 1.18.x-0, where x is the latest patch
{{% /tab %}} {{% /tab %}}
{{< /tabs >}} {{< /tabs >}}
@@ -72,18 +74,18 @@ The upgrade workflow at high level is the following:
{{< tabs name="k8s_install_kubeadm_first_cp" >}} {{< tabs name="k8s_install_kubeadm_first_cp" >}}
{{% tab name="Ubuntu, Debian or HypriotOS" %}} {{% tab name="Ubuntu, Debian or HypriotOS" %}}
# replace x in 1.17.x-00 with the latest patch version # replace x in 1.18.x-00 with the latest patch version
apt-mark unhold kubeadm && \ apt-mark unhold kubeadm && \
apt-get update && apt-get install -y kubeadm=1.17.x-00 && \ apt-get update && apt-get install -y kubeadm=1.18.x-00 && \
apt-mark hold kubeadm apt-mark hold kubeadm
# since apt-get version 1.1 you can also use the following method # since apt-get version 1.1 you can also use the following method
apt-get update && \ apt-get update && \
apt-get install -y --allow-change-held-packages kubeadm=1.17.x-00 apt-get install -y --allow-change-held-packages kubeadm=1.18.x-00
{{% /tab %}} {{% /tab %}}
{{% tab name="CentOS, RHEL or Fedora" %}} {{% tab name="CentOS, RHEL or Fedora" %}}
# replace x in 1.17.x-0 with the latest patch version # replace x in 1.18.x-0 with the latest patch version
yum install -y kubeadm-1.17.x-0 --disableexcludes=kubernetes yum install -y kubeadm-1.18.x-0 --disableexcludes=kubernetes
{{% /tab %}} {{% /tab %}}
{{< /tabs >}} {{< /tabs >}}
@@ -113,28 +115,30 @@ The upgrade workflow at high level is the following:
[upgrade/config] Reading configuration from the cluster... [upgrade/config] Reading configuration from the cluster...
[upgrade/config] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config -oyaml' [upgrade/config] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config -oyaml'
[preflight] Running pre-flight checks. [preflight] Running pre-flight checks.
[upgrade] Making sure the cluster is healthy: [upgrade] Running cluster health checks
[upgrade] Fetching available versions to upgrade to [upgrade] Fetching available versions to upgrade to
[upgrade/versions] Cluster version: v1.16.0 [upgrade/versions] Cluster version: v1.17.3
[upgrade/versions] kubeadm version: v1.17.0 [upgrade/versions] kubeadm version: v1.18.0
[upgrade/versions] Latest stable version: v1.18.0
[upgrade/versions] Latest version in the v1.17 series: v1.18.0
Components that must be upgraded manually after you have upgraded the control plane with 'kubeadm upgrade apply': Components that must be upgraded manually after you have upgraded the control plane with 'kubeadm upgrade apply':
COMPONENT CURRENT AVAILABLE COMPONENT CURRENT AVAILABLE
Kubelet 1 x v1.16.0 v1.17.0 Kubelet 1 x v1.17.3 v1.18.0
Upgrade to the latest version in the v1.16 series: Upgrade to the latest version in the v1.17 series:
COMPONENT CURRENT AVAILABLE COMPONENT CURRENT AVAILABLE
API Server v1.16.0 v1.17.0 API Server v1.17.3 v1.18.0
Controller Manager v1.16.0 v1.17.0 Controller Manager v1.17.3 v1.18.0
Scheduler v1.16.0 v1.17.0 Scheduler v1.17.3 v1.18.0
Kube Proxy v1.16.0 v1.17.0 Kube Proxy v1.17.3 v1.18.0
CoreDNS 1.6.2 1.6.5 CoreDNS 1.6.5 1.6.7
Etcd 3.3.15 3.4.3-0 Etcd 3.4.3 3.4.3-0
You can now apply the upgrade by executing the following command: You can now apply the upgrade by executing the following command:
kubeadm upgrade apply v1.17.0 kubeadm upgrade apply v1.18.0
_____________________________________________________________________ _____________________________________________________________________
``` ```
@@ -151,78 +155,79 @@ The upgrade workflow at high level is the following:
```shell ```shell
# replace x with the patch version you picked for this upgrade # replace x with the patch version you picked for this upgrade
sudo kubeadm upgrade apply v1.17.x sudo kubeadm upgrade apply v1.18.x
``` ```
You should see output similar to this: You should see output similar to this:
``` ```
[preflight] Running pre-flight checks.
[upgrade] Making sure the cluster is healthy:
[upgrade/config] Making sure the configuration is correct: [upgrade/config] Making sure the configuration is correct:
[upgrade/config] Reading configuration from the cluster... [upgrade/config] Reading configuration from the cluster...
[upgrade/config] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config -oyaml' [upgrade/config] FYI: You can look at this config file with 'kubectl -n kube-system get cm kubeadm-config -oyaml'
[upgrade/version] You have chosen to change the cluster version to "v1.17.0" [preflight] Running pre-flight checks.
[upgrade/versions] Cluster version: v1.16.0 [upgrade] Running cluster health checks
[upgrade/versions] kubeadm version: v1.17.0 [upgrade/version] You have chosen to change the cluster version to "v1.18.0"
[upgrade/versions] Cluster version: v1.17.3
[upgrade/versions] kubeadm version: v1.18.0
[upgrade/confirm] Are you sure you want to proceed with the upgrade? [y/N]: y [upgrade/confirm] Are you sure you want to proceed with the upgrade? [y/N]: y
[upgrade/prepull] Will prepull images for components [kube-apiserver kube-controller-manager kube-scheduler etcd] [upgrade/prepull] Will prepull images for components [kube-apiserver kube-controller-manager kube-scheduler etcd]
[upgrade/prepull] Prepulling image for component etcd. [upgrade/prepull] Prepulling image for component etcd.
[upgrade/prepull] Prepulling image for component kube-apiserver. [upgrade/prepull] Prepulling image for component kube-apiserver.
[upgrade/prepull] Prepulling image for component kube-controller-manager. [upgrade/prepull] Prepulling image for component kube-controller-manager.
[upgrade/prepull] Prepulling image for component kube-scheduler. [upgrade/prepull] Prepulling image for component kube-scheduler.
[apiclient] Found 0 Pods for label selector k8s-app=upgrade-prepull-kube-scheduler
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-apiserver
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-controller-manager [apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-controller-manager
[apiclient] Found 0 Pods for label selector k8s-app=upgrade-prepull-etcd [apiclient] Found 0 Pods for label selector k8s-app=upgrade-prepull-etcd
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-scheduler [apiclient] Found 0 Pods for label selector k8s-app=upgrade-prepull-kube-scheduler
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-apiserver
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-etcd [apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-etcd
[apiclient] Found 1 Pods for label selector k8s-app=upgrade-prepull-kube-scheduler
[upgrade/prepull] Prepulled image for component etcd. [upgrade/prepull] Prepulled image for component etcd.
[upgrade/prepull] Prepulled image for component kube-controller-manager.
[upgrade/prepull] Prepulled image for component kube-apiserver. [upgrade/prepull] Prepulled image for component kube-apiserver.
[upgrade/prepull] Prepulled image for component kube-controller-manager.
[upgrade/prepull] Prepulled image for component kube-scheduler. [upgrade/prepull] Prepulled image for component kube-scheduler.
[upgrade/prepull] Successfully prepulled the images for all the control plane components [upgrade/prepull] Successfully prepulled the images for all the control plane components
[upgrade/apply] Upgrading your Static Pod-hosted control plane to version "v1.17.0"... [upgrade/apply] Upgrading your Static Pod-hosted control plane to version "v1.18.0"...
Static pod: kube-apiserver-luboitvbox hash: 8d931c2296a38951e95684cbcbe3b923 Static pod: kube-apiserver-myhost hash: 2cc222e1a577b40a8c2832320db54b46
Static pod: kube-controller-manager-luboitvbox hash: 2480bf6982ad2103c05f6764e20f2787 Static pod: kube-controller-manager-myhost hash: f7ce4bc35cb6e646161578ac69910f18
Static pod: kube-scheduler-luboitvbox hash: 9b290132363a92652555896288ca3f88 Static pod: kube-scheduler-myhost hash: e3025acd90e7465e66fa19c71b916366
[upgrade/etcd] Upgrading to TLS for etcd [upgrade/etcd] Upgrading to TLS for etcd
[upgrade/staticpods] Writing new Static Pod manifests to "/etc/kubernetes/tmp/kubeadm-upgraded-manifests446257614" [upgrade/etcd] Non fatal issue encountered during upgrade: the desired etcd version for this Kubernetes version "v1.18.0" is "3.4.3-0", but the current etcd version is "3.4.3". Won't downgrade etcd, instead just continue
[upgrade/staticpods] Writing new Static Pod manifests to "/etc/kubernetes/tmp/kubeadm-upgraded-manifests308527012"
W0308 18:48:14.535122 3082 manifests.go:225] the default kube-apiserver authorization-mode is "Node,RBAC"; using "Node,RBAC"
[upgrade/staticpods] Preparing for "kube-apiserver" upgrade [upgrade/staticpods] Preparing for "kube-apiserver" upgrade
[upgrade/staticpods] Renewing "apiserver-etcd-client" certificate [upgrade/staticpods] Renewing apiserver certificate
[upgrade/staticpods] Renewing "apiserver" certificate [upgrade/staticpods] Renewing apiserver-kubelet-client certificate
[upgrade/staticpods] Renewing "apiserver-kubelet-client" certificate [upgrade/staticpods] Renewing front-proxy-client certificate
[upgrade/staticpods] Renewing "front-proxy-client" certificate [upgrade/staticpods] Renewing apiserver-etcd-client certificate
[upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-apiserver.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2019-06-05-23-38-03/kube-apiserver.yaml" [upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-apiserver.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2020-03-08-18-48-14/kube-apiserver.yaml"
[upgrade/staticpods] Waiting for the kubelet to restart the component [upgrade/staticpods] Waiting for the kubelet to restart the component
[upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s) [upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s)
Static pod: kube-apiserver-luboitvbox hash: 8d931c2296a38951e95684cbcbe3b923 Static pod: kube-apiserver-myhost hash: 2cc222e1a577b40a8c2832320db54b46
Static pod: kube-apiserver-luboitvbox hash: 1b4e2b09a408c844f9d7b535e593ead9 Static pod: kube-apiserver-myhost hash: 609429acb0d71dce6725836dd97d8bf4
[apiclient] Found 1 Pods for label selector component=kube-apiserver [apiclient] Found 1 Pods for label selector component=kube-apiserver
[upgrade/staticpods] Component "kube-apiserver" upgraded successfully! [upgrade/staticpods] Component "kube-apiserver" upgraded successfully!
[upgrade/staticpods] Preparing for "kube-controller-manager" upgrade [upgrade/staticpods] Preparing for "kube-controller-manager" upgrade
[upgrade/staticpods] Renewing certificate embedded in "controller-manager.conf" [upgrade/staticpods] Renewing controller-manager.conf certificate
[upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-controller-manager.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2019-06-05-23-38-03/kube-controller-manager.yaml" [upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-controller-manager.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2020-03-08-18-48-14/kube-controller-manager.yaml"
[upgrade/staticpods] Waiting for the kubelet to restart the component [upgrade/staticpods] Waiting for the kubelet to restart the component
[upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s) [upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s)
Static pod: kube-controller-manager-luboitvbox hash: 2480bf6982ad2103c05f6764e20f2787 Static pod: kube-controller-manager-myhost hash: f7ce4bc35cb6e646161578ac69910f18
Static pod: kube-controller-manager-luboitvbox hash: 6617d53423348aa619f1d6e568bb894a Static pod: kube-controller-manager-myhost hash: c7a1232ba2c5dc15641c392662fe5156
[apiclient] Found 1 Pods for label selector component=kube-controller-manager [apiclient] Found 1 Pods for label selector component=kube-controller-manager
[upgrade/staticpods] Component "kube-controller-manager" upgraded successfully! [upgrade/staticpods] Component "kube-controller-manager" upgraded successfully!
[upgrade/staticpods] Preparing for "kube-scheduler" upgrade [upgrade/staticpods] Preparing for "kube-scheduler" upgrade
[upgrade/staticpods] Renewing certificate embedded in "scheduler.conf" [upgrade/staticpods] Renewing scheduler.conf certificate
[upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-scheduler.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2019-06-05-23-38-03/kube-scheduler.yaml" [upgrade/staticpods] Moved new manifest to "/etc/kubernetes/manifests/kube-scheduler.yaml" and backed up old manifest to "/etc/kubernetes/tmp/kubeadm-backup-manifests-2020-03-08-18-48-14/kube-scheduler.yaml"
[upgrade/staticpods] Waiting for the kubelet to restart the component [upgrade/staticpods] Waiting for the kubelet to restart the component
[upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s) [upgrade/staticpods] This might take a minute or longer depending on the component/version gap (timeout 5m0s)
Static pod: kube-scheduler-luboitvbox hash: 9b290132363a92652555896288ca3f88 Static pod: kube-scheduler-myhost hash: e3025acd90e7465e66fa19c71b916366
Static pod: kube-scheduler-luboitvbox hash: edf58ab819741a5d1eb9c33de756e3ca Static pod: kube-scheduler-myhost hash: b1b721486ae0ac504c160dcdc457ab0d
[apiclient] Found 1 Pods for label selector component=kube-scheduler [apiclient] Found 1 Pods for label selector component=kube-scheduler
[upgrade/staticpods] Component "kube-scheduler" upgraded successfully! [upgrade/staticpods] Component "kube-scheduler" upgraded successfully!
[upgrade/staticpods] Renewing certificate embedded in "admin.conf"
[upload-config] Storing the configuration used in ConfigMap "kubeadm-config" in the "kube-system" Namespace [upload-config] Storing the configuration used in ConfigMap "kubeadm-config" in the "kube-system" Namespace
[kubelet] Creating a ConfigMap "kubelet-config-1.17" in namespace kube-system with the configuration for the kubelets in the cluster [kubelet] Creating a ConfigMap "kubelet-config-1.18" in namespace kube-system with the configuration for the kubelets in the cluster
[kubelet-start] Downloading configuration for the kubelet from the "kubelet-config-1.17" ConfigMap in the kube-system namespace [kubelet-start] Downloading configuration for the kubelet from the "kubelet-config-1.18" ConfigMap in the kube-system namespace
[kubelet-start] Writing kubelet configuration to file "/var/lib/kubelet/config.yaml" [kubelet-start] Writing kubelet configuration to file "/var/lib/kubelet/config.yaml"
[bootstrap-token] configured RBAC rules to allow Node Bootstrap tokens to post CSRs in order for nodes to get long term certificate credentials [bootstrap-token] configured RBAC rules to allow Node Bootstrap tokens to post CSRs in order for nodes to get long term certificate credentials
[bootstrap-token] configured RBAC rules to allow the csrapprover controller automatically approve CSRs from a Node Bootstrap Token [bootstrap-token] configured RBAC rules to allow the csrapprover controller automatically approve CSRs from a Node Bootstrap Token
@@ -230,7 +235,7 @@ The upgrade workflow at high level is the following:
[addons] Applied essential addon: CoreDNS [addons] Applied essential addon: CoreDNS
[addons] Applied essential addon: kube-proxy [addons] Applied essential addon: kube-proxy
[upgrade/successful] SUCCESS! Your cluster was upgraded to "v1.17.0". Enjoy! [upgrade/successful] SUCCESS! Your cluster was upgraded to "v1.18.0". Enjoy!
[upgrade/kubelet] Now that your control plane is upgraded, please proceed with upgrading your kubelets if you haven't already done so. [upgrade/kubelet] Now that your control plane is upgraded, please proceed with upgrading your kubelets if you haven't already done so.
``` ```
@@ -272,18 +277,18 @@ Also `sudo kubeadm upgrade plan` is not needed.
{{< tabs name="k8s_install_kubelet" >}} {{< tabs name="k8s_install_kubelet" >}}
{{% tab name="Ubuntu, Debian or HypriotOS" %}} {{% tab name="Ubuntu, Debian or HypriotOS" %}}
# replace x in 1.17.x-00 with the latest patch version # replace x in 1.18.x-00 with the latest patch version
apt-mark unhold kubelet kubectl && \ apt-mark unhold kubelet kubectl && \
apt-get update && apt-get install -y kubelet=1.17.x-00 kubectl=1.17.x-00 && \ apt-get update && apt-get install -y kubelet=1.18.x-00 kubectl=1.18.x-00 && \
apt-mark hold kubelet kubectl apt-mark hold kubelet kubectl
# since apt-get version 1.1 you can also use the following method # since apt-get version 1.1 you can also use the following method
apt-get update && \ apt-get update && \
apt-get install -y --allow-change-held-packages kubelet=1.17.x-00 kubectl=1.17.x-00 apt-get install -y --allow-change-held-packages kubelet=1.18.x-00 kubectl=1.18.x-00
{{% /tab %}} {{% /tab %}}
{{% tab name="CentOS, RHEL or Fedora" %}} {{% tab name="CentOS, RHEL or Fedora" %}}
# replace x in 1.17.x-0 with the latest patch version # replace x in 1.18.x-0 with the latest patch version
yum install -y kubelet-1.17.x-0 kubectl-1.17.x-0 --disableexcludes=kubernetes yum install -y kubelet-1.18.x-0 kubectl-1.18.x-0 --disableexcludes=kubernetes
{{% /tab %}} {{% /tab %}}
{{< /tabs >}} {{< /tabs >}}
@@ -304,18 +309,18 @@ without compromising the minimum required capacity for running your workloads.
{{< tabs name="k8s_install_kubeadm_worker_nodes" >}} {{< tabs name="k8s_install_kubeadm_worker_nodes" >}}
{{% tab name="Ubuntu, Debian or HypriotOS" %}} {{% tab name="Ubuntu, Debian or HypriotOS" %}}
# replace x in 1.17.x-00 with the latest patch version # replace x in 1.18.x-00 with the latest patch version
apt-mark unhold kubeadm && \ apt-mark unhold kubeadm && \
apt-get update && apt-get install -y kubeadm=1.17.x-00 && \ apt-get update && apt-get install -y kubeadm=1.18.x-00 && \
apt-mark hold kubeadm apt-mark hold kubeadm
# since apt-get version 1.1 you can also use the following method # since apt-get version 1.1 you can also use the following method
apt-get update && \ apt-get update && \
apt-get install -y --allow-change-held-packages kubeadm=1.17.x-00 apt-get install -y --allow-change-held-packages kubeadm=1.18.x-00
{{% /tab %}} {{% /tab %}}
{{% tab name="CentOS, RHEL or Fedora" %}} {{% tab name="CentOS, RHEL or Fedora" %}}
# replace x in 1.17.x-0 with the latest patch version # replace x in 1.18.x-0 with the latest patch version
yum install -y kubeadm-1.17.x-0 --disableexcludes=kubernetes yum install -y kubeadm-1.18.x-0 --disableexcludes=kubernetes
{{% /tab %}} {{% /tab %}}
{{< /tabs >}} {{< /tabs >}}
@@ -350,18 +355,18 @@ without compromising the minimum required capacity for running your workloads.
{{< tabs name="k8s_kubelet_and_kubectl" >}} {{< tabs name="k8s_kubelet_and_kubectl" >}}
{{% tab name="Ubuntu, Debian or HypriotOS" %}} {{% tab name="Ubuntu, Debian or HypriotOS" %}}
# replace x in 1.17.x-00 with the latest patch version # replace x in 1.18.x-00 with the latest patch version
apt-mark unhold kubelet kubectl && \ apt-mark unhold kubelet kubectl && \
apt-get update && apt-get install -y kubelet=1.17.x-00 kubectl=1.17.x-00 && \ apt-get update && apt-get install -y kubelet=1.18.x-00 kubectl=1.18.x-00 && \
apt-mark hold kubelet kubectl apt-mark hold kubelet kubectl
# since apt-get version 1.1 you can also use the following method # since apt-get version 1.1 you can also use the following method
apt-get update && \ apt-get update && \
apt-get install -y --allow-change-held-packages kubelet=1.17.x-00 kubectl=1.17.x-00 apt-get install -y --allow-change-held-packages kubelet=1.18.x-00 kubectl=1.18.x-00
{{% /tab %}} {{% /tab %}}
{{% tab name="CentOS, RHEL or Fedora" %}} {{% tab name="CentOS, RHEL or Fedora" %}}
# replace x in 1.17.x-0 with the latest patch version # replace x in 1.18.x-0 with the latest patch version
yum install -y kubelet-1.17.x-0 kubectl-1.17.x-0 --disableexcludes=kubernetes yum install -y kubelet-1.18.x-0 kubectl-1.18.x-0 --disableexcludes=kubernetes
{{% /tab %}} {{% /tab %}}
{{< /tabs >}} {{< /tabs >}}