
Upgrade your cluster smoothly to a newer version with this command.

### Synopsis


Upgrade your cluster smoothly to a newer version with this command.

```
kubeadm upgrade [flags]
```

### Options

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      <td colspan="2">--allow-experimental-upgrades</td>
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      <td></td><td style="line-height: 130%">Show unstable versions of Kubernetes as an upgrade alternative and allow upgrading to an alpha/beta/release candidate versions of Kubernetes.</td>
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      <td colspan="2">--allow-release-candidate-upgrades</td>
    </tr>
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      <td></td><td style="line-height: 130%">Show release candidate versions of Kubernetes as an upgrade alternative and allow upgrading to a release candidate versions of Kubernetes.</td>
    </tr>

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      <td colspan="2">--config string</td>
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      <td></td><td style="line-height: 130%">Path to kubeadm config file. WARNING: Usage of a configuration file is experimental!</td>
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      <td colspan="2">--feature-gates string</td>
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      <td></td><td style="line-height: 130%">A set of key=value pairs that describe feature gates for various features.Options are:<br/>Auditing=true|false (ALPHA - default=false)<br/>CoreDNS=true|false (BETA - default=false)<br/>DynamicKubeletConfig=true|false (ALPHA - default=false)<br/>SelfHosting=true|false (ALPHA - default=false)<br/>StoreCertsInSecrets=true|false (ALPHA - default=false)</td>
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      <td colspan="2">-h, --help</td>
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      <td></td><td style="line-height: 130%">help for upgrade</td>
    </tr>

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      <td colspan="2">--ignore-preflight-errors stringSlice</td>
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    <tr>
      <td></td><td style="line-height: 130%">A list of checks whose errors will be shown as warnings. Example: 'IsPrivilegedUser,Swap'. Value 'all' ignores errors from all checks.</td>
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      <td colspan="2">--kubeconfig string&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Default: "/etc/kubernetes/admin.conf"</td>
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      <td></td><td style="line-height: 130%">The KubeConfig file to use when talking to the cluster.</td>
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      <td colspan="2">--print-config</td>
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      <td></td><td style="line-height: 130%">Specifies whether the configuration file that will be used in the upgrade should be printed or not.</td>
    </tr>

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