Getting Started with Volume Snapshots in OpenShift 4 and OpenShift Container Storage

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Overview

Volume snapshots are the ability to create snapshots of persistent volumes in kubernetes using the container storage interface (csi) driver. The csi driver allows storage solutions to integrate into kubernetes and expose their technologies. Snapshots of course, have been and are a key technology when discussing data workloads because they enable backup/restore seamlessly, on-demand and in a split second. Even though volume snapshots are in the alpha stage, several storage providers already have integrations, including one that is very interesting, Ceph RDB.

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