https://DevOpsCloud.io -- Cloud Monk Losang Jinpa, Ph.D., MCSE/MCT, GitOps DevOps Engineer

K9s is a powerful and intuitive terminal-based user interface (TUI) designed to streamline the management and navigation of Kubernetes clusters. It offers a real-time, interactive view of your cluster resources, making it easier to monitor, inspect, and troubleshoot applications deployed in Kubernetes.

• **Terminal-Based Interface:** K9s operates entirely within your terminal, providing a familiar and efficient environment for managing Kubernetes.
• **Real-Time Updates:** It continuously monitors your cluster for changes, offering a live view of resource states and events.
• **Intuitive Navigation:** K9s uses keyboard shortcuts and intuitive commands to navigate through resources, enabling quick access to relevant information.
• **Powerful Filtering and Searching:** K9s allows you to filter and search for specific resources based on various criteria, making it easy to locate the information you need.
• **Resource Inspection and Management:** You can view detailed information about pods, deployments, services, and other Kubernetes resources, as well as perform common operations like scaling, deleting, and editing.
• **Log Viewing and Streaming:** K9s provides access to container logs, allowing you to view historical logs or stream live logs for real-time troubleshooting.
• **Plugin Support:** K9s supports plugins, extending its functionality with additional commands and features.

• **Efficiency:** K9s consolidates various cluster management tasks into a single interface, eliminating the need to switch between multiple tools and commands.
• **Convenience:** Its keyboard-driven approach and intuitive shortcuts streamline navigation and management, improving productivity compared to traditional command-line tools.
• **Enhanced Visibility:** K9s offers a real-time, holistic view of your cluster, making it easier to understand the relationships between resources and identify potential issues.
• **Simplified Debugging:** Features like log streaming and resource inspection assist in troubleshooting and resolving issues in complex Kubernetes environments.
• **Customization:** You can tailor K9s to your workflow with configurable views, commands, and plugins.

K9s primarily operates through its interactive interface and keyboard commands. However, here are some illustrative command examples:

• **View Pods in a Namespace:**

    ```bash
    k9s -n my-namespace 
    ```
    This command launches K9s and focuses on the "pods" view within the specified namespace.

• **View Logs for a Pod:**

    * Within the pods view, select the desired pod using arrow keys.
    * Press `l` to view the logs for that pod.

• **Scale a Deployment:**

    * Within the deployments view, select the desired deployment.
    * Press `s` to open the scaling prompt.
    * Enter the desired number of replicas and press Enter.

• **K9s Official Website:** s://k9scli.io/(https://k9scli.io/)
• **K9s GitHub Repository:** s://github.com/derailed/k9s(https://github.com/derailed/k9s)