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This DevOps Fix Cuts Kubernetes Test Times from 7 Minutes to 1
- The article discusses how a DevOps fix reduced Kubernetes test times from 7 minutes to 1.
- Utilizing vCluster allows testing each pull request in isolation, significantly cutting down test times.
- Virtual clusters provide better isolation and flexibility within a physical host cluster, supporting multi-tenancy.
- The process of installing and connecting to a virtual cluster consists of three steps: Install vCluster, Create a virtual cluster, and Connect to the virtual cluster.
- Creating a virtual cluster takes about a minute, much quicker than spinning off a new GKE cluster.
- There are no changes required to workflow steps when using vCluster, as it has the same interface as a regular Kubernetes cluster.
- Cleaning up objects in a virtual cluster is simple by adding a step to delete the vCluster.
- To ensure proper cleanup, a condition can be added based on the success of prior steps before deleting the virtual cluster.
- Using vCluster enables sandboxed PR runs, reducing conflicts and managing costs effectively.
- The article concludes a series on testing PRs on Kubernetes, providing a foundation for end-to-end testing workflows.
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