How to Manage Kubernetes Cluster?

a. How to view the list of Kubernetes clusters?

To view the list of Kubernetes clusters, follow the steps given below:

Step 1: Login to your account.

Step 2: Navigate to Kubernetes and then click on Overview.

Step 3: Here, you can view all your Kubernetes clusters.

b. How to create a Kubernetes cluster?

To create a Kubernetes Cluster, follow the steps given below:

Step 1: Login to your account.

Step 2: Navigate to Kubernetes and then click on Overview.

Step 3: Click on the Create button.

Step 4: Enter the cluster Name, select the Kubernetes Version, and click Next.

Step 5: Select your network specification.

Field
Description

Network Provider

Select your network provider from the below options: 1. Flannel 2. Calico 3. Canal

Project Network Isolation

Select Enabled if you want to provide project network isolation, otherwise select Disabled. Note: Project network isolation is not available for Flannel network provider.

Cluster Endpoint Access

Select cluster endpoint access as Public or Private.

CIDR block

Enter IP address to define your IP range. Note: It is only available when you select a private cluster endpoint access.

Add Source

Click on Add Source to add more CIDR block.

Step 6: Select Cluster Options and click Next.

Field
Description

Nginx Ingress

Select Enabled to opt-in for Nginx Ingress otherwise choose Disabled.

Nginx Default Backend

Select Enabled to opt-in for Nginx Default Backend otherwise choose Disabled.

Secrets Encryption

Select Enabled to opt-in for Secrets Encryption otherwise choose Disabled.

etcd Snapshot Backup

Select Yes to opt-in for etcd Snapshot Backup otherwise choose No.

Recurring etcd Snapshot Enabled

Select Yes to opt-in for Recurring etcd Snapshot Enabled otherwise choose No.

Recurring etcd Snapshot Interval

Enter the frequency in hours at which you want to take snapshots.

Recurring etcd Snapshot Retention

Enter the number of recurring snapshots to be retained before being deleted.

Maximum Worker Nodes Unavailable

Enter the maximum number of worker nodes that can be unavailable.

Drain nodes

Select Yes to opt-in for Drain nodes otherwise choose No.

Step 7: Enter Worker Node Configuration and click Next.

Field
Description

Worker node group name

Enter name for worker node group.

Flavor Type

Select your flavor type from the dropdown.

Flavor Name

Select your flavor from the dropdown.

Quantity of worker nodes

Enter the number of worker nodes in a node group within the Kubernetes cluster.

Volume

Enter the storage volume attached to each node.

Security Group

Select security group from the dropdown.

Step 8: Review the cluster details and click on Create.

c. How to delete a Kubernetes cluster?

To delete a cluster, follow the steps given below:

Step 1: Login to your account.

Step 2: Navigate to Kubernetes and then click on Overview.

Step 3: Click the kebab menu corresponding to the cluster you want to delete and select Delete.

Step 4: Click on Confirm to complete the deletion.

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