You are viewing documentation for Kubernetes version: v1.28
Kubernetes v1.28 documentation is no longer actively maintained. The version you are currently viewing is a static snapshot. For up-to-date information, see the latest version.
Upgrade your Kubernetes cluster to the specified version
Synopsis
Upgrade your Kubernetes cluster to the specified version
kubeadm upgrade apply [version]
Options
| --allow-experimental-upgrades | |
Show unstable versions of Kubernetes as an upgrade alternative and allow upgrading to an alpha/beta/release candidate versions of Kubernetes. | |
| --allow-release-candidate-upgrades | |
Show release candidate versions of Kubernetes as an upgrade alternative and allow upgrading to a release candidate versions of Kubernetes. | |
| --certificate-renewal Default: true | |
Perform the renewal of certificates used by component changed during upgrades. | |
| --config string | |
Path to a kubeadm configuration file. | |
| --dry-run | |
Do not change any state, just output what actions would be performed. | |
| --etcd-upgrade Default: true | |
Perform the upgrade of etcd. | |
| --feature-gates string | |
A set of key=value pairs that describe feature gates for various features. Options are: | |
| -f, --force | |
Force upgrading although some requirements might not be met. This also implies non-interactive mode. | |
| -h, --help | |
help for apply | |
| --ignore-preflight-errors strings | |
A list of checks whose errors will be shown as warnings. Example: 'IsPrivilegedUser,Swap'. Value 'all' ignores errors from all checks. | |
| --kubeconfig string Default: "/etc/kubernetes/admin.conf" | |
The kubeconfig file to use when talking to the cluster. If the flag is not set, a set of standard locations can be searched for an existing kubeconfig file. | |
| --patches string | |
Path to a directory that contains files named "target[suffix][+patchtype].extension". For example, "kube-apiserver0+merge.yaml" or just "etcd.json". "target" can be one of "kube-apiserver", "kube-controller-manager", "kube-scheduler", "etcd", "kubeletconfiguration". "patchtype" can be one of "strategic", "merge" or "json" and they match the patch formats supported by kubectl. The default "patchtype" is "strategic". "extension" must be either "json" or "yaml". "suffix" is an optional string that can be used to determine which patches are applied first alpha-numerically. | |
| --print-config | |
Specifies whether the configuration file that will be used in the upgrade should be printed or not. | |
| -y, --yes | |
Perform the upgrade and do not prompt for confirmation (non-interactive mode). | |
Options inherited from parent commands
| --rootfs string | |
[EXPERIMENTAL] The path to the 'real' host root filesystem. | |