Kubernetes’ CronJob API is a pivotal feature for automating regular tasks in a cloud-native environment. This guide not only walks you through the steps to use this API but also illustrates practical use cases where it can be highly beneficial.

Prerequisites

A running Kubernetes Cluster (version 1.21 or later)
kubectl Command Line Tool
Basic Kubernetes knowledge (Pods, Jobs, CronJobs)

Understanding the CronJob API

The CronJob resource in Kubernetes is designed for time-based job execution. The new API (batch/v1) brings enhancements in reliability and scalability.