paulpowershell / kram

Tools to check resources by namespace

Kram - Kubernetes Resource Metrics Printer

Kram is a command-line tool for retrieves resource metrics for Kubernetes namespaces and pods and prints them in a tabular format.

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Prerequisites

Before using this application, ensure you have the following prerequisites:

• Go installed on your system. (to build)
• kubectl configured with access to your Kubernetes cluster.

Installation

1. Clone the repository to your local machine:

git clone https://github.com/VegaCorporoptions/Kram
cd your-repo

Build the Go application:

go build .

Download Kram Executable

You can download the executable for Kram directly from the latest release with its version. This allows you to use Kram without the need to build it yourself. Here are the steps to download the executable for your system:

1. Visit the Releases page.

Usage

To list metrics for all namespaces, run the application without any arguments:

kram

To list metrics for a specific namespace, provide the namespace name as an argument:

kram <namespace>

Application will display the resource usage and limits for pods within the specified namespace.

Output

The application outputs (kram) the following metrics in a tabular format:

Namespace	Pods	CPU Usage	CPU Request	CPU Limit	Mem Usage	Mem Request	Mem Limit
example-namespace	5	100 Mi	200 Mi	300 Mi	500 Mo	600 Mo	700 Mo
another-namespace	3	50 Mi	100 Mi	150 Mi	250 Mo	300 Mo	350 Mo
...	...	...	...	...	...	...	...

The application outputs (kram networking) the following metrics in a tabular format:

Metrics for Namespace: networking

Pods	Container	CPU Usage	CPU Request	CPU Limit	Mem Usage	Mem Request	Mem Limit
ingress-nginx-controller-974dcfff4-7hcbv	controller	3 Mi	1000 Mi	1000 Mi	142 Mo	512 Mo	1024 Mo
ingress-nginx-controller-974dcfff4-mb5fv	controller	3 Mi	1000 Mi	1000 Mi	134 Mo	512 Mo	1024 Mo
...	...	...	...	...	...	...	...

Demo

License

This project is licensed under the MIT License. See the LICENSE file for details.