Kubernetes users are confused about when one should make a Deployment with a PVC and when they should use a StatefulSet with a PVC. There is also a general lack of understanding regarding disk access policies, what RWO/RWX means, and what they allow you to do. These concepts are complicated and require a deep level of understanding to avoid users making bad decisions that they come to regret later.

In the talk, Portainer co-founder Neil Cresswell explores when one should use each type and what should be considered before deciding: from disk access policy, understanding what RWO really is and how RWX disk access changes the equation for persistence.

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