# Manage a cluster

## **View the list of clusters**

 On the **Kubernetes Management** page, you can view and manage the list of existing Kubernetes clusters. To open **Kubernetes Management**, follow these steps:

 In the **FPT Portal** menu, select **Kubernetes**. The system displays a list of existing clusters organized by **Name, Version, Worker Group, Type, Status, Creation Date, and Action.**

<figure><img src="/files/2n3Is1vEs42eSdfvOQHU" alt=""><figcaption></figcaption></figure>

## **Accessing Cluster Details**

&#x20;**Step 1:** Select **Kubernetes** from the menu to display the **Kubernetes Management** page. Select the cluster for which you want to view details.

<figure><img src="/files/47QZGmqDjsF95u3pRIcQ" alt=""><figcaption></figcaption></figure>

&#x20;**Step 2:** The cluster information is displayed on the **\[Essential Properties]** tab.

<figure><img src="/files/GwDBPiauJD03Y8kbH5rQ" alt=""><figcaption></figcaption></figure>

* **Cluster Information:** Basic cluster information includes the cluster name, Kubernetes version, Kubernetes configuration file, status, <mark style="color:red;">purpose of</mark> <mark style="color:red;"></mark>~~<mark style="color:red;">the SSH key file</mark>~~<mark style="color:red;">, and auto-upgrade version (if enabled).</mark>
* **Load Balancer VIP**: Information about the selected load balancer size.
* **Worker Group Settings:** List of groups and settings Worker Nodes: Minimum/maximum count, CPU, memory, disk.
* **API:** API <mark style="color:red;">URL for the cluster.</mark>

&#x20;**Step 3:** The **\[Node Pools]** tab displays all worker groups belonging to the cluster and the configuration information for each worker group.

<figure><img src="/files/4VSyg1BjNfUjTSQrvfNf" alt=""><figcaption></figcaption></figure>

* **Name:** Worker group name
* **Is Based:** Display (ü) if worker-based, (û) if not worker-based
* **Instance Type:** Display the instance type (CPU or GPU)
* **Resource Type:** Display the amount of CPU and RAM
* **Disk:** Display disk capacity
* **Policy:** Display information about the selected storage policy
* **Auto Scale:** Displays (ü) if auto scaling is enabled, (û) if disabled
* <mark style="color:red;">**Min Node:**</mark> Displays the minimum number of worker node VM instances configured for the worker group.
* <mark style="color:red;">**Max Node:**</mark> Displays the maximum number of worker node VM instances configured for the worker group.
* **Action:** Users can delete worker groups that are no longer in use. <mark style="color:red;">Note: Worker group bases cannot be deleted</mark>

## **Obtaining Cluster Access Information**

&#x20;**Step 1:** Select <mark style="color:red;">**"Containers" > "Kubernetes"**</mark> from the menu to display the **Kubernetes Management** page. Select the cluster whose information you want to access.

<figure><img src="/files/888PwDA55ZWErntycmS9" alt=""><figcaption></figcaption></figure>

&#x20;**Step 2:** Under **Essential Properties > Cluster Information > Configuration,** download the kubeconfig file to log into the cluster using tools like kubectl.

<figure><img src="/files/XvqEJY9gP08dqXezkMXu" alt=""><figcaption></figcaption></figure>

&#x20;*<mark style="color:orange;">**Tip:**</mark> <mark style="color:orange;"></mark><mark style="color:orange;">M-FKE uses Native Kubernetes, allowing users to manage the cluster using kubectl and dashboard tools just like a standard Kubernetes cluster.</mark>*

## &#x20;**Kubeconfig Rotation**

&#x20;When using a Kubernetes cluster, you can perform a kubeconfig rotation. <mark style="color:red;">Example: When you need to change the certificate for user authentication</mark>

&#x20;**Step 1:** Select <mark style="color:red;">**\[Containers] > \[Kubernetes]**</mark> from the menu to display the **Kubernetes Management** page.

&#x20;![](/files/c15Ik21hp2JQeXhH3aXa)

**Step 2:** Select **\[Renew kubeconfig]** under **\[Configuration]** in the **\[Essential Properties]** tab.

&#x20;![](/files/BTdBaY0ZZTGOzQHLuzAn)

&#x20;**Step 3:** Review the warning information in the pop-up and click the **\[Renew]** button.

&#x20;![](/files/RKuCRzF8TYZPn61hSLEv)

## **Deleting a Kubernetes Cluster**

&#x20;Unneeded **Kubernetes clusters** can be deleted using the following steps.

&#x20;**Step 1:** Select <mark style="color:red;">**\[Containers] > \[Kubernetes]**</mark> from the menu to display the **Kubernetes Management** page.

<figure><img src="/files/Ul1y9w94Ob4Hhl8j3eJF" alt=""><figcaption></figcaption></figure>

&#x20;**Step 2**: From the list, select **\[Action]** at the end of the cluster you want to delete. Select **\[Delete]**.

<figure><img src="/files/6UIJhW7N1agbZRSSJ9gI" alt=""><figcaption></figcaption></figure>

&#x20;**Step 3:** Review the warning information in the pop-up and select **"Delete".**

<figure><img src="/files/VnFQOtpiRyFnrDErOkyM" alt=""><figcaption></figcaption></figure>


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